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Function creates a tree_view with model
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Description:
def create_tree_view(self, model=None):
"""
Function creates a tree_view with model
""" |
tree_view = Gtk.TreeView()
if model is not None:
tree_view.set_model(model)
return tree_view |
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Function creates a CellRendererText with title
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Description:
def create_cell_renderer_text(self, tree_view, title="title", assign=0, editable=False):
"""
Function creates a CellRendererText with title
""" |
renderer = Gtk.CellRendererText()
renderer.set_property('editable', editable)
column = Gtk.TreeViewColumn(title, renderer, text=assign)
tree_view.append_column(column) |
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Function creates a CellRendererCombo with title, model
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Description:
def create_cell_renderer_combo(self, tree_view, title="title", assign=0, editable=False, model=None, function=None):
"""'
Function creates a CellRendererCombo with title, model
""" |
renderer_combo = Gtk.CellRendererCombo()
renderer_combo.set_property('editable', editable)
if model:
renderer_combo.set_property('model', model)
if function:
renderer_combo.connect("edited", function)
renderer_combo.set_property("text-column", 0)
renderer_combo.set_property("has-entry", False)
column = Gtk.TreeViewColumn(title, renderer_combo, text=assign)
tree_view.append_column(column) |
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Returns True if user agrees, False otherwise
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Description:
def ask_for_confirm_with_message(cls, ui, prompt='Do you agree?', message='', **options):
"""Returns True if user agrees, False otherwise""" |
return cls.get_appropriate_helper(ui).ask_for_confirm_with_message(prompt, message) |
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Ask user for written input with prompt
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Description:
def ask_for_input_with_prompt(cls, ui, prompt='', **options):
"""Ask user for written input with prompt""" |
return cls.get_appropriate_helper(ui).ask_for_input_with_prompt(prompt=prompt, **options) |
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Used by cli to add this as an argument to argparse parser.
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Description:
def add_argument_to(self, parser):
"""Used by cli to add this as an argument to argparse parser.
Args:
parser: parser to add this argument to
""" |
from devassistant.cli.devassistant_argparse import DefaultIffUsedActionFactory
if isinstance(self.kwargs.get('action', ''), list):
# see documentation of DefaultIffUsedActionFactory to see why this is necessary
if self.kwargs['action'][0] == 'default_iff_used':
self.kwargs['action'] = DefaultIffUsedActionFactory.generate_action(
self.kwargs['action'][1])
# In cli 'preserved' is not supported.
# It needs to be removed because it is unknown for argparse.
self.kwargs.pop('preserved', None)
try:
parser.add_argument(*self.flags, **self.kwargs)
except Exception as ex:
problem = "Error while adding argument '{name}': {error}".\
format(name=self.name, error=repr(ex))
raise exceptions.ExecutionException(problem) |
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Return list of instantiated subassistants.
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Description:
def get_subassistants(self):
"""Return list of instantiated subassistants.
Usually, this needs not be overriden in subclasses, you should just override
get_subassistant_classes
Returns:
list of instantiated subassistants
""" |
if not hasattr(self, '_subassistants'):
self._subassistants = []
# we want to know, if type(self) defines 'get_subassistant_classes',
# we don't want to inherit it from superclass (would cause recursion)
if 'get_subassistant_classes' in vars(type(self)):
for a in self.get_subassistant_classes():
self._subassistants.append(a())
return self._subassistants |
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Returns a tree-like structure representing the assistant hierarchy going down
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Description:
def get_subassistant_tree(self):
"""Returns a tree-like structure representing the assistant hierarchy going down
from this assistant to leaf assistants.
For example: [(<This Assistant>,
[(<Subassistant 1>, [...]),
(<Subassistant 2>, [...])]
)]
Returns:
a tree-like structure (see above) representing assistant hierarchy going down
from this assistant to leaf assistants
""" |
if '_tree' not in dir(self):
subassistant_tree = []
subassistants = self.get_subassistants()
for subassistant in subassistants:
subassistant_tree.append(subassistant.get_subassistant_tree())
self._tree = (self, subassistant_tree)
return self._tree |
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Returns True if this assistant was run as last in path, False otherwise.
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Description:
def is_run_as_leaf(self, **kwargs):
"""Returns True if this assistant was run as last in path, False otherwise.""" |
# find the last subassistant_N
i = 0
while i < len(kwargs): # len(kwargs) is maximum of subassistant_N keys
if settings.SUBASSISTANT_N_STRING.format(i) in kwargs:
leaf_name = kwargs[settings.SUBASSISTANT_N_STRING.format(i)]
i += 1
return self.name == leaf_name |
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Loads yaml files from all given directories.
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Description:
def load_all_yamls(cls, directories):
"""Loads yaml files from all given directories.
Args:
directories: list of directories to search
Returns:
dict of {fullpath: loaded_yaml_structure}
""" |
yaml_files = []
loaded_yamls = {}
for d in directories:
if d.startswith('/home') and not os.path.exists(d):
os.makedirs(d)
for dirname, subdirs, files in os.walk(d):
yaml_files.extend(map(lambda x: os.path.join(dirname, x),
filter(lambda x: x.endswith('.yaml'), files)))
for f in yaml_files:
loaded_yamls[f] = cls.load_yaml_by_path(f)
return loaded_yamls |
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Load a yaml file with path that is relative to one of given directories.
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Description:
def load_yaml_by_relpath(cls, directories, rel_path, log_debug=False):
"""Load a yaml file with path that is relative to one of given directories.
Args:
directories: list of directories to search
name: relative path of the yaml file to load
log_debug: log all messages as debug
Returns:
tuple (fullpath, loaded yaml structure) or None if not found
""" |
for d in directories:
if d.startswith(os.path.expanduser('~')) and not os.path.exists(d):
os.makedirs(d)
possible_path = os.path.join(d, rel_path)
if os.path.exists(possible_path):
loaded = cls.load_yaml_by_path(possible_path, log_debug=log_debug)
if loaded is not None:
return (possible_path, cls.load_yaml_by_path(possible_path))
return None |
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Load a yaml file that is at given path,
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Description:
def load_yaml_by_path(cls, path, log_debug=False):
"""Load a yaml file that is at given path,
if the path is not a string, it is assumed it's a file-like object""" |
try:
if isinstance(path, six.string_types):
return yaml.load(open(path, 'r'), Loader=Loader) or {}
else:
return yaml.load(path, Loader=Loader) or {}
except (yaml.scanner.ScannerError, yaml.parser.ParserError) as e:
log_level = logging.DEBUG if log_debug else logging.WARNING
logger.log(log_level, 'Yaml error in {path} (line {ln}, column {col}): {err}'.
format(path=path,
ln=e.problem_mark.line,
col=e.problem_mark.column,
err=e.problem))
return None |
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Load all configuration from file
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Description:
def load_configuration_file(self):
"""
Load all configuration from file
""" |
if not os.path.exists(self.config_file):
return
try:
with open(self.config_file, 'r') as file:
csvreader = csv.reader(file, delimiter='=',
escapechar='\\', quoting=csv.QUOTE_NONE)
for line in csvreader:
if len(line) == 2:
key, value = line
self.config_dict[key] = value
else:
self.config_dict = dict()
self.logger.warning("Malformed configuration file {0}, ignoring it.".
format(self.config_file))
return
except (OSError, IOError) as e:
self.logger.warning("Could not load configuration file: {0}".\
format(utils.exc_as_decoded_string(e))) |
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Save all configuration into file
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Description:
def save_configuration_file(self):
"""
Save all configuration into file
Only if config file does not yet exist or configuration was changed
""" |
if os.path.exists(self.config_file) and not self.config_changed:
return
dirname = os.path.dirname(self.config_file)
try:
if not os.path.exists(dirname):
os.makedirs(dirname)
except (OSError, IOError) as e:
self.logger.warning("Could not make directory for configuration file: {0}".
format(utils.exc_as_decoded_string(e)))
return
try:
with open(self.config_file, 'w') as file:
csvwriter = csv.writer(file, delimiter='=', escapechar='\\',
lineterminator='\n', quoting=csv.QUOTE_NONE)
for key, value in self.config_dict.items():
csvwriter.writerow([key, value])
self.config_changed = False
except (OSError, IOError) as e:
self.logger.warning("Could not save configuration file: {0}".\
format(utils.exc_as_decoded_string(e))) |
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Set configuration value with given name.
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Description:
def set_config_value(self, name, value):
"""
Set configuration value with given name.
Value can be string or boolean type.
""" |
if value is True:
value = "True"
elif value is False:
if name in self.config_dict:
del self.config_dict[name]
self.config_changed = True
return
if name not in self.config_dict or self.config_dict[name] != value:
self.config_changed = True
self.config_dict[name] = value |
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The function is used for setting tooltip on menus and submenus
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Description:
def tooltip_queries(self, item, x_coord, y_coord, key_mode, tooltip, text):
"""
The function is used for setting tooltip on menus and submenus
""" |
tooltip.set_text(text)
return True |
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Hides this window and opens path window.
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Description:
def _open_path_window(self):
"""
Hides this window and opens path window.
Passes all needed data and kwargs.
""" |
self.data['top_assistant'] = self.top_assistant
self.data['current_main_assistant'] = self.get_current_main_assistant()
self.data['kwargs'] = self.kwargs
self.path_window.open_window(self.data)
self.main_win.hide() |
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Function serves for getting full assistant path and
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Description:
def sub_menu_pressed(self, widget, event):
"""
Function serves for getting full assistant path and
collects the information from GUI
""" |
for index, data in enumerate(self.dev_assistant_path):
index += 1
if settings.SUBASSISTANT_N_STRING.format(index) in self.kwargs:
del self.kwargs[settings.SUBASSISTANT_N_STRING.format(index)]
self.kwargs[settings.SUBASSISTANT_N_STRING.format(index)] = data
self.kwargs['subassistant_0'] = self.get_current_main_assistant().name
self._open_path_window() |
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Function return current assistant
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Description:
def get_current_main_assistant(self):
"""
Function return current assistant
""" |
current_page = self.notebook.get_nth_page(self.notebook.get_current_page())
return current_page.main_assistant |
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Function is used for case that assistant does not have any
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Description:
def btn_clicked(self, widget, data=None):
"""
Function is used for case that assistant does not have any
subassistants
""" |
self.kwargs['subassistant_0'] = self.get_current_main_assistant().name
self.kwargs['subassistant_1'] = data
if 'subassistant_2' in self.kwargs:
del self.kwargs['subassistant_2']
self._open_path_window() |
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Function is used for showing Popup menu
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Description:
def btn_press_event(self, widget, event):
"""
Function is used for showing Popup menu
""" |
if event.type == Gdk.EventType.BUTTON_PRESS:
if event.button.button == 1:
widget.popup(None, None, None, None,
event.button.button, event.time)
return True
return False |
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Wraps all publicly callable methods of YamlAssistant. If the assistant was loaded
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def needs_fully_loaded(method):
"""Wraps all publicly callable methods of YamlAssistant. If the assistant was loaded
from cache, this decorator will fully load it first time a publicly callable method
is used.
""" |
@functools.wraps(method)
def inner(self, *args, **kwargs):
if not self.fully_loaded:
loaded_yaml = yaml_loader.YamlLoader.load_yaml_by_path(self.path)
self.parsed_yaml = loaded_yaml
self.fully_loaded = True
return method(self, *args, **kwargs)
return inner |
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Returns default path to icon of this assistant.
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Description:
def default_icon_path(self):
"""Returns default path to icon of this assistant.
Assuming self.path == "/foo/assistants/crt/python/django.yaml"
For image format in [png, svg]:
1) Take the path of this assistant and strip it of load path
(=> "crt/python/django.yaml")
2) Substitute its extension for <image format>
(=> "crt/python/django.<image format>")
3) Prepend self.load_path + 'icons'
(=> "/foo/icons/crt/python/django.<image format>")
4) If file from 3) exists, return it
Return empty string if no icon found.
""" |
supported_exts = ['.png', '.svg']
stripped = self.path.replace(os.path.join(self.load_path, 'assistants'), '').strip(os.sep)
for ext in supported_exts:
icon_with_ext = os.path.splitext(stripped)[0] + ext
icon_fullpath = os.path.join(self.load_path, 'icons', icon_with_ext)
if os.path.exists(icon_fullpath):
return icon_fullpath
return '' |
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Returns all dependencies of this assistant with regards to specified kwargs.
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Description:
def dependencies(self, kwargs=None, expand_only=False):
"""Returns all dependencies of this assistant with regards to specified kwargs.
If expand_only == False, this method returns list of mappings of dependency types
to actual dependencies (keeps order, types can repeat), e.g.
Example:
[{'rpm', ['rubygems']}, {'gem', ['mygem']}, {'rpm', ['spam']}, ...]
If expand_only == True, this method returns a structure that can be used as
"dependencies" section and has all the "use: foo" commands expanded (but conditions
are left untouched and variables are not substituted).
""" |
# we can't use {} as a default for kwargs, as that initializes the dict only once in Python
# and uses the same dict in all subsequent calls of this method
if not kwargs:
kwargs = {}
self.proper_kwargs('dependencies', kwargs)
sections = self._get_dependency_sections_to_use(kwargs)
deps = []
for sect in sections:
if expand_only:
deps.extend(lang.expand_dependencies_section(sect, kwargs))
else:
deps.extend(lang.dependencies_section(sect, kwargs, runner=self))
return deps |
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Try to detect a package manager used in a current Gentoo system.
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Description:
def _try_get_current_manager(cls):
""" Try to detect a package manager used in a current Gentoo system. """ |
if utils.get_distro_name().find('gentoo') == -1:
return None
if 'PACKAGE_MANAGER' in os.environ:
pm = os.environ['PACKAGE_MANAGER']
if pm == 'paludis':
# Try to import paludis module
try:
import paludis
return GentooPackageManager.PALUDIS
except ImportError:
# TODO Environment tells that paludis must be used, but
# it seems latter was build w/o USE=python...
# Need to report an error!!??
cls._debug_doesnt_work('can\'t import paludis', name='PaludisPackageManager')
return None
elif pm == 'portage':
# Fallback to default: portage
pass
else:
# ATTENTION Some unknown package manager?! Which one?
return None
# Try to import portage module
try:
import portage
return GentooPackageManager.PORTAGE
except ImportError:
cls._debug_doesnt_work('can\'t import portage', name='EmergePackageManager')
return None |
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Returns True if this package manager is usable, False otherwise.
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Description:
def is_current_manager_equals_to(cls, pm):
"""Returns True if this package manager is usable, False otherwise.""" |
if hasattr(cls, 'works_result'):
return cls.works_result
is_ok = bool(cls._try_get_current_manager() == pm)
setattr(cls, 'works_result', is_ok)
return is_ok |
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Choose proper package manager and return it.
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Description:
def get_package_manager(self, dep_t):
"""Choose proper package manager and return it.""" |
mgrs = managers.get(dep_t, [])
for manager in mgrs:
if manager.works():
return manager
if not mgrs:
err = 'No package manager for dependency type "{dep_t}"'.format(dep_t=dep_t)
raise exceptions.NoPackageManagerException(err)
else:
mgrs_nice = ', '.join([mgr.__name__ for mgr in mgrs])
err = 'No working package manager for "{dep_t}" in: {mgrs}'.format(dep_t=dep_t,
mgrs=mgrs_nice)
raise exceptions.NoPackageManagerOperationalException(err) |
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Return True if user wants to install packages, False otherwise
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Description:
def _ask_to_confirm(self, ui, pac_man, *to_install):
""" Return True if user wants to install packages, False otherwise """ |
ret = DialogHelper.ask_for_package_list_confirm(
ui, prompt=pac_man.get_perm_prompt(to_install),
package_list=to_install,
)
return bool(ret) |
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Checks if assistant needs refresh.
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Description:
def _ass_needs_refresh(self, cached_ass, file_ass):
"""Checks if assistant needs refresh.
Assistant needs refresh iff any of following conditions is True:
- stored source file is different than given source file
- stored assistant ctime is lower than current source file ctime
- stored list of subassistants is different than given list of subassistants
- stored ctime of any of the snippets that this assistant uses to compose
args is lower than current ctime of that snippet
Args:
cached_ass: an assistant from cache hierarchy
(for format see Cache class docstring)
file_ass: the respective assistant from filesystem hierarchy
(for format see what refresh_role accepts)
""" |
if cached_ass['source'] != file_ass['source']:
return True
if os.path.getctime(file_ass['source']) > cached_ass.get('ctime', 0.0):
return True
if set(cached_ass['subhierarchy'].keys()) != set(set(file_ass['subhierarchy'].keys())):
return True
for snip_name, snip_ctime in cached_ass['snippets'].items():
if self._get_snippet_ctime(snip_name) > snip_ctime:
return True
return False |
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Completely refreshes cached assistant from file.
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Description:
def _ass_refresh_attrs(self, cached_ass, file_ass):
"""Completely refreshes cached assistant from file.
Args:
cached_ass: an assistant from cache hierarchy
(for format see Cache class docstring)
file_ass: the respective assistant from filesystem hierarchy
(for format see what refresh_role accepts)
""" |
# we need to process assistant in custom way to see unexpanded args, etc.
loaded_ass = yaml_loader.YamlLoader.load_yaml_by_path(file_ass['source'], log_debug=True)
attrs = loaded_ass
yaml_checker.check(file_ass['source'], attrs)
cached_ass['source'] = file_ass['source']
cached_ass['ctime'] = os.path.getctime(file_ass['source'])
cached_ass['attrs'] = {}
cached_ass['snippets'] = {}
# only cache these attributes if they're actually found in assistant
# we do this to specify the default values for them just in one place
# which is currently YamlAssistant.parsed_yaml property setter
for a in ['fullname', 'description', 'icon_path']:
if a in attrs:
cached_ass['attrs'][a] = attrs.get(a)
# args have different processing, we can't just take them from assistant
if 'args' in attrs:
cached_ass['attrs']['args'] = {}
for argname, argparams in attrs.get('args', {}).items():
if 'use' in argparams or 'snippet' in argparams:
snippet_name = argparams.pop('use', None) or argparams.pop('snippet')
snippet = yaml_snippet_loader.YamlSnippetLoader.get_snippet_by_name(snippet_name)
cached_ass['attrs']['args'][argname] = snippet.get_arg_by_name(argname)
cached_ass['attrs']['args'][argname].update(argparams)
cached_ass['snippets'][snippet.name] = self._get_snippet_ctime(snippet.name)
else:
cached_ass['attrs']['args'][argname] = argparams |
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Returns a completely new cache hierarchy for given assistant file.
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Description:
def _new_ass_hierarchy(self, file_ass):
"""Returns a completely new cache hierarchy for given assistant file.
Args:
file_ass: the assistant from filesystem hierarchy to create cache hierarchy for
(for format see what refresh_role accepts)
Returns:
the newly created cache hierarchy
""" |
ret_struct = {'source': '',
'subhierarchy': {},
'attrs': {},
'snippets': {}}
ret_struct['source'] = file_ass['source']
self._ass_refresh_attrs(ret_struct, file_ass)
for name, subhierarchy in file_ass['subhierarchy'].items():
ret_struct['subhierarchy'][name] = self._new_ass_hierarchy(subhierarchy)
return ret_struct |
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Returns tuple that consists of control variable name and iterable that is result
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Description:
def get_for_control_var_and_eval_expr(comm_type, kwargs):
"""Returns tuple that consists of control variable name and iterable that is result
of evaluated expression of given for loop.
For example:
- given 'for $i in $(echo "foo bar")' it returns (['i'], ['foo', 'bar'])
- given 'for $i, $j in $foo' it returns (['i', 'j'], [('foo', 'bar')])
""" |
# let possible exceptions bubble up
control_vars, iter_type, expression = parse_for(comm_type)
eval_expression = evaluate_expression(expression, kwargs)[1]
iterval = []
if len(control_vars) == 2:
if not isinstance(eval_expression, dict):
raise exceptions.YamlSyntaxError('Can\'t expand {t} to two control variables.'.
format(t=type(eval_expression)))
else:
iterval = list(eval_expression.items())
elif isinstance(eval_expression, six.string_types):
if iter_type == 'word_in':
iterval = eval_expression.split()
else:
iterval = eval_expression
else:
iterval = eval_expression
return control_vars, iterval |
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Adds symbol 'id' to symbol_table if it does not exist already,
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Description:
def symbol(self, id, bp=0):
"""
Adds symbol 'id' to symbol_table if it does not exist already,
if it does it merely updates its binding power and returns it's
symbol class
""" |
try:
s = self.symbol_table[id]
except KeyError:
class s(self.symbol_base):
pass
s.id = id
s.lbp = bp
self.symbol_table[id] = s
else:
s.lbp = max(bp, s.lbp)
return s |
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Advance to next token, optionally check that current token is 'id'
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Description:
def advance(self, id=None):
"""
Advance to next token, optionally check that current token is 'id'
""" |
if id and self.token.id != id:
raise SyntaxError("Expected {0}".format(id))
self.token = self.next() |
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A decorator - adds the decorated method to symbol 'symbol_name'
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Description:
def method(self, symbol_name):
"""
A decorator - adds the decorated method to symbol 'symbol_name'
""" |
s = self.symbol(symbol_name)
def bind(fn):
setattr(s, fn.__name__, fn)
return bind |
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If given relative path exists in one of DevAssistant load paths,
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Description:
def find_file_in_load_dirs(relpath):
"""If given relative path exists in one of DevAssistant load paths,
return its full path.
Args:
relpath: a relative path, e.g. "assitants/crt/test.yaml"
Returns:
absolute path of the file, e.g. "/home/x/.devassistant/assistanta/crt/test.yaml
or None if file is not found
""" |
if relpath.startswith(os.path.sep):
relpath = relpath.lstrip(os.path.sep)
for ld in settings.DATA_DIRECTORIES:
possible_path = os.path.join(ld, relpath)
if os.path.exists(possible_path):
return possible_path |
<SYSTEM_TASK:>
Function that behaves exactly like Python's atexit, but runs atexit functions
<END_TASK>
<USER_TASK:>
Description:
def run_exitfuncs():
"""Function that behaves exactly like Python's atexit, but runs atexit functions
in the order in which they were registered, not reversed.
""" |
exc_info = None
for func, targs, kargs in _exithandlers:
try:
func(*targs, **kargs)
except SystemExit:
exc_info = sys.exc_info()
except:
exc_info = sys.exc_info()
if exc_info is not None:
six.reraise(exc_info[0], exc_info[1], exc_info[2]) |
<SYSTEM_TASK:>
Strip the prefix from the string
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<USER_TASK:>
Description:
def strip_prefix(string, prefix, regex=False):
"""Strip the prefix from the string
If 'regex' is specified, prefix is understood as a regular expression.""" |
if not isinstance(string, six.string_types) or not isinstance(prefix, six.string_types):
msg = 'Arguments to strip_prefix must be string types. Are: {s}, {p}'\
.format(s=type(string), p=type(prefix))
raise TypeError(msg)
if not regex:
prefix = re.escape(prefix)
if not prefix.startswith('^'):
prefix = '^({s})'.format(s=prefix)
return _strip(string, prefix) |
<SYSTEM_TASK:>
Strip the suffix from the string.
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<USER_TASK:>
Description:
def strip_suffix(string, suffix, regex=False):
"""Strip the suffix from the string.
If 'regex' is specified, suffix is understood as a regular expression.""" |
if not isinstance(string, six.string_types) or not isinstance(suffix, six.string_types):
msg = 'Arguments to strip_suffix must be string types. Are: {s}, {p}'\
.format(s=type(string), p=type(suffix))
raise TypeError(msg)
if not regex:
suffix = re.escape(suffix)
if not suffix.endswith('$'):
suffix = '({s})$'.format(s=suffix)
return _strip(string, suffix) |
<SYSTEM_TASK:>
Return complement of pattern in string
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<USER_TASK:>
Description:
def _strip(string, pattern):
"""Return complement of pattern in string""" |
m = re.compile(pattern).search(string)
if m:
return string[0:m.start()] + string[m.end():len(string)]
else:
return string |
<SYSTEM_TASK:>
Historically, we had "devassistant" binary, but we chose to go with
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<USER_TASK:>
Description:
def inform_of_short_bin_name(cls, binary):
"""Historically, we had "devassistant" binary, but we chose to go with
shorter "da". We still allow "devassistant", but we recommend using "da".
""" |
binary = os.path.splitext(os.path.basename(binary))[0]
if binary != 'da':
msg = '"da" is the preffered way of running "{binary}".'.format(binary=binary)
logger.logger.info('*' * len(msg))
logger.logger.info(msg)
logger.logger.info('*' * len(msg)) |
<SYSTEM_TASK:>
Function returns a full dir name
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<USER_TASK:>
Description:
def get_full_dir_name(self):
"""
Function returns a full dir name
""" |
return os.path.join(self.dir_name.get_text(), self.entry_project_name.get_text()) |
<SYSTEM_TASK:>
Function opens the run Window who executes the
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<USER_TASK:>
Description:
def next_window(self, widget, data=None):
"""
Function opens the run Window who executes the
assistant project creation
""" |
# check whether deps-only is selected
deps_only = ('deps_only' in self.args and self.args['deps_only']['checkbox'].get_active())
# preserve argument value if it is needed to be preserved
for arg_dict in [x for x in self.args.values() if 'preserved' in x['arg'].kwargs]:
preserve_key = arg_dict['arg'].kwargs['preserved']
# preserve entry text (string value)
if 'entry' in arg_dict:
if self.arg_is_selected(arg_dict):
config_manager.set_config_value(preserve_key, arg_dict['entry'].get_text())
# preserve if checkbox is ticked (boolean value)
else:
config_manager.set_config_value(preserve_key, self.arg_is_selected(arg_dict))
# save configuration into file
config_manager.save_configuration_file()
# get project directory and name
project_dir = self.dir_name.get_text()
full_name = self.get_full_dir_name()
# check whether project directory and name is properly set
if not deps_only and self.current_main_assistant.name == 'crt':
if project_dir == "":
return self.gui_helper.execute_dialog("Specify directory for project")
else:
# check whether directory is existing
if not os.path.isdir(project_dir):
response = self.gui_helper.create_question_dialog(
"Directory {0} does not exists".format(project_dir),
"Do you want to create them?"
)
if response == Gtk.ResponseType.NO:
# User do not want to create a directory
return
else:
# Create directory
try:
os.makedirs(project_dir)
except OSError as os_err:
return self.gui_helper.execute_dialog("{0}".format(os_err))
elif os.path.isdir(full_name):
return self.check_for_directory(full_name)
if not self._build_flags():
return
if not deps_only and self.current_main_assistant.name == 'crt':
self.kwargs['name'] = full_name
self.kwargs['__ui__'] = 'gui_gtk+'
self.data['kwargs'] = self.kwargs
self.data['top_assistant'] = self.top_assistant
self.data['current_main_assistant'] = self.current_main_assistant
self.parent.run_window.open_window(widget, self.data)
self.path_window.hide() |
<SYSTEM_TASK:>
Function builds kwargs variable for run_window
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<USER_TASK:>
Description:
def _build_flags(self):
"""
Function builds kwargs variable for run_window
""" |
# Check if all entries for selected arguments are nonempty
for arg_dict in [x for x in self.args.values() if self.arg_is_selected(x)]:
if 'entry' in arg_dict and not arg_dict['entry'].get_text():
self.gui_helper.execute_dialog("Entry {0} is empty".format(arg_dict['label']))
return False
# Check for active CheckButtons
for arg_dict in [x for x in self.args.values() if self.arg_is_selected(x)]:
arg_name = arg_dict['arg'].get_dest()
if 'entry' in arg_dict:
self.kwargs[arg_name] = arg_dict['entry'].get_text()
else:
if arg_dict['arg'].get_gui_hint('type') == 'const':
self.kwargs[arg_name] = arg_dict['arg'].kwargs['const']
else:
self.kwargs[arg_name] = True
# Check for non active CheckButtons but with defaults flag
for arg_dict in [x for x in self.args.values() if not self.arg_is_selected(x)]:
arg_name = arg_dict['arg'].get_dest()
if 'default' in arg_dict['arg'].kwargs:
self.kwargs[arg_name] = arg_dict['arg'].get_gui_hint('default')
elif arg_name in self.kwargs:
del self.kwargs[arg_name]
return True |
<SYSTEM_TASK:>
Function manipulates with entries and buttons.
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<USER_TASK:>
Description:
def _check_box_toggled(self, widget, data=None):
"""
Function manipulates with entries and buttons.
""" |
active = widget.get_active()
arg_name = data
if 'entry' in self.args[arg_name]:
self.args[arg_name]['entry'].set_sensitive(active)
if 'browse_btn' in self.args[arg_name]:
self.args[arg_name]['browse_btn'].set_sensitive(active)
self.path_window.show_all() |
<SYSTEM_TASK:>
Function deactivate options in case of deps_only and opposite
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<USER_TASK:>
Description:
def _deps_only_toggled(self, widget, data=None):
"""
Function deactivate options in case of deps_only and opposite
""" |
active = widget.get_active()
self.dir_name.set_sensitive(not active)
self.entry_project_name.set_sensitive(not active)
self.dir_name_browse_btn.set_sensitive(not active)
self.run_btn.set_sensitive(active or not self.project_name_shown or self.entry_project_name.get_text() != "") |
<SYSTEM_TASK:>
Function opens the file chooser dialog for settings project dir
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<USER_TASK:>
Description:
def browse_path(self, window):
"""
Function opens the file chooser dialog for settings project dir
""" |
text = self.gui_helper.create_file_chooser_dialog("Choose project directory", self.path_window, name="Select")
if text is not None:
self.dir_name.set_text(text) |
<SYSTEM_TASK:>
Function sets the directory to entry
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<USER_TASK:>
Description:
def browse_clicked(self, widget, data=None):
"""
Function sets the directory to entry
""" |
text = self.gui_helper.create_file_chooser_dialog("Please select directory", self.path_window)
if text is not None:
data.set_text(text) |
<SYSTEM_TASK:>
Function controls whether run button is enabled
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<USER_TASK:>
Description:
def project_name_changed(self, widget, data=None):
"""
Function controls whether run button is enabled
""" |
if widget.get_text() != "":
self.run_btn.set_sensitive(True)
else:
self.run_btn.set_sensitive(False)
self.update_full_label() |
<SYSTEM_TASK:>
Function is used for controlling
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<USER_TASK:>
Description:
def dir_name_changed(self, widget, data=None):
"""
Function is used for controlling
label Full Directory project name
and storing current project directory
in configuration manager
""" |
config_manager.set_config_value("da.project_dir", self.dir_name.get_text())
self.update_full_label() |
<SYSTEM_TASK:>
Checks whether loaded yaml is well-formed according to syntax defined for
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<USER_TASK:>
Description:
def check(self):
"""Checks whether loaded yaml is well-formed according to syntax defined for
version 0.9.0 and later.
Raises:
YamlError: (containing a meaningful message) when the loaded Yaml
is not well formed
""" |
if not isinstance(self.parsed_yaml, dict):
msg = 'In {0}:\n'.format(self.sourcefile)
msg += 'Assistants and snippets must be Yaml mappings, not "{0}"!'.\
format(self.parsed_yaml)
raise exceptions.YamlTypeError(msg)
self._check_fullname(self.sourcefile)
self._check_description(self.sourcefile)
self._check_section_names(self.sourcefile)
self._check_project_type(self.sourcefile)
self._check_args(self.sourcefile)
self._check_files(self.sourcefile)
self._check_dependencies(self.sourcefile)
self._check_run(self.sourcefile) |
<SYSTEM_TASK:>
Asserts that given structure is of any of given types.
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<USER_TASK:>
Description:
def _assert_struct_type(self, struct, name, types, path=None, extra_info=None):
"""Asserts that given structure is of any of given types.
Args:
struct: structure to check
name: displayable name of the checked structure (e.g. "run_foo" for section run_foo)
types: list/tuple of types that are allowed for given struct
path: list with a source file as a first element and previous names
(as in name argument to this method) as other elements
extra_info: extra information to print if error is found (e.g. hint how to fix this)
Raises:
YamlTypeError: if given struct is not of any given type; error message contains
source file and a "path" (e.g. args -> somearg -> flags) specifying
where the problem is
""" |
wanted_yaml_typenames = set()
for t in types:
wanted_yaml_typenames.add(self._get_yaml_typename(t))
wanted_yaml_typenames = ' or '.join(wanted_yaml_typenames)
actual_yaml_typename = self._get_yaml_typename(type(struct))
if not isinstance(struct, types):
err = []
if path:
err.append(self._format_error_path(path + [name]))
err.append(' Expected {w} value for "{n}", got value of type {a}: "{v}"'.
format(w=wanted_yaml_typenames,
n=name,
a=actual_yaml_typename,
v=struct))
if extra_info:
err.append('Tip: ' + extra_info)
raise exceptions.YamlTypeError('\n'.join(err)) |
<SYSTEM_TASK:>
Generates argument parser for given assistant tree and actions.
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<USER_TASK:>
Description:
def generate_argument_parser(cls, tree, actions={}):
"""Generates argument parser for given assistant tree and actions.
Args:
tree: assistant tree as returned by
devassistant.assistant_base.AssistantBase.get_subassistant_tree
actions: dict mapping actions (devassistant.actions.Action subclasses) to their
subaction dicts
Returns:
instance of devassistant_argparse.ArgumentParser (subclass of argparse.ArgumentParser)
""" |
cur_as, cur_subas = tree
parser = devassistant_argparse.ArgumentParser(argument_default=argparse.SUPPRESS,
usage=argparse.SUPPRESS,
add_help=False)
cls.add_default_arguments_to(parser)
# add any arguments of the top assistant
for arg in cur_as.args:
arg.add_argument_to(parser)
if cur_subas or actions:
# then add the subassistants as arguments
subparsers = cls._add_subparsers_required(parser,
dest=settings.SUBASSISTANT_N_STRING.format('0'))
for subas in sorted(cur_subas, key=lambda x: x[0].name):
for alias in [subas[0].name] + getattr(subas[0], 'aliases', []):
cls.add_subassistants_to(subparsers, subas, level=1, alias=alias)
for action, subactions in sorted(actions.items(), key=lambda x: x[0].name):
cls.add_action_to(subparsers, action, subactions, level=1)
return parser |
<SYSTEM_TASK:>
Adds assistant from given part of assistant tree and all its subassistants to
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<USER_TASK:>
Description:
def add_subassistants_to(cls, parser, assistant_tuple, level, alias=None):
"""Adds assistant from given part of assistant tree and all its subassistants to
a given argument parser.
Args:
parser: instance of devassistant_argparse.ArgumentParser
assistant_tuple: part of assistant tree (see generate_argument_parser doc)
level: level of subassistants that given assistant is at
""" |
name = alias or assistant_tuple[0].name
p = parser.add_parser(name,
description=assistant_tuple[0].description,
argument_default=argparse.SUPPRESS)
for arg in assistant_tuple[0].args:
arg.add_argument_to(p)
if len(assistant_tuple[1]) > 0:
subparsers = cls._add_subparsers_required(p,
dest=settings.SUBASSISTANT_N_STRING.format(level),
title=cls.subparsers_str,
description=cls.subparsers_desc)
for subas_tuple in sorted(assistant_tuple[1], key=lambda x: x[0].name):
cls.add_subassistants_to(subparsers, subas_tuple, level + 1)
elif level == 1:
subparsers = cls._add_subparsers_required(p,
dest=settings.SUBASSISTANT_N_STRING.format(level),
title=cls.subparsers_str,
description=devassistant_argparse.ArgumentParser.no_assistants_msg) |
<SYSTEM_TASK:>
Adds given action to given parser
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<USER_TASK:>
Description:
def add_action_to(cls, parser, action, subactions, level):
"""Adds given action to given parser
Args:
parser: instance of devassistant_argparse.ArgumentParser
action: devassistant.actions.Action subclass
subactions: dict with subactions - {SubA: {SubB: {}}, SubC: {}}
""" |
p = parser.add_parser(action.name,
description=action.description,
argument_default=argparse.SUPPRESS)
for arg in action.args:
arg.add_argument_to(p)
if subactions:
subparsers = cls._add_subparsers_required(p,
dest=settings.SUBASSISTANT_N_STRING.format(level),
title=cls.subactions_str,
description=cls.subactions_desc)
for subact, subsubacts in sorted(subactions.items(), key=lambda x: x[0].name):
cls.add_action_to(subparsers, subact, subsubacts, level + 1) |
<SYSTEM_TASK:>
Format a log entry according to its level and context
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<USER_TASK:>
Description:
def format_entry(record, show_level=False, colorize=False):
"""
Format a log entry according to its level and context
""" |
if show_level:
log_str = u'{}: {}'.format(record.levelname, record.getMessage())
else:
log_str = record.getMessage()
if colorize and record.levelname in LOG_COLORS:
log_str = u'<span color="{}">'.format(LOG_COLORS[record.levelname]) + log_str + u'</span>'
return log_str |
<SYSTEM_TASK:>
Functions switches the cursor to cursor type
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<USER_TASK:>
Description:
def switch_cursor(cursor_type, parent_window):
"""
Functions switches the cursor to cursor type
""" |
watch = Gdk.Cursor(cursor_type)
window = parent_window.get_root_window()
window.set_cursor(watch) |
<SYSTEM_TASK:>
Function opens the run window
<END_TASK>
<USER_TASK:>
Description:
def open_window(self, widget, data=None):
"""
Function opens the run window
""" |
if data is not None:
self.kwargs = data.get('kwargs', None)
self.top_assistant = data.get('top_assistant', None)
self.current_main_assistant = data.get('current_main_assistant', None)
self.debugging = data.get('debugging', False)
if not self.debugging:
self.debug_btn.set_label('Debug logs')
else:
self.debug_btn.set_label('Info logs')
self.store.clear()
self.debug_logs = dict()
self.debug_logs['logs'] = list()
self.thread = threading.Thread(target=self.dev_assistant_start)
# We need only project name for github
project_name = self.parent.path_window.get_data()[1]
if self.kwargs.get('github'):
self.link = self.gui_helper.create_link_button(
"Link to project on Github",
"http://www.github.com/{0}/{1}".format(self.kwargs.get('github'), project_name))
self.link.set_border_width(6)
self.link.set_sensitive(False)
self.info_box.pack_start(self.link, False, False, 12)
self.run_list_view.connect('size-allocate', self.list_view_changed)
# We need to be in /home directory before each project creations
os.chdir(os.path.expanduser('~'))
self.run_window.show_all()
self.disable_buttons()
self.thread.start() |
<SYSTEM_TASK:>
Function removes link button from Run Window
<END_TASK>
<USER_TASK:>
Description:
def remove_link_button(self):
"""
Function removes link button from Run Window
""" |
if self.link is not None:
self.info_box.remove(self.link)
self.link.destroy()
self.link = None |
<SYSTEM_TASK:>
Event cancels the project creation
<END_TASK>
<USER_TASK:>
Description:
def delete_event(self, widget, event, data=None):
"""
Event cancels the project creation
""" |
if not self.close_win:
if self.thread.isAlive():
dlg = self.gui_helper.create_message_dialog("Do you want to cancel project creation?",
buttons=Gtk.ButtonsType.YES_NO)
response = dlg.run()
if response == Gtk.ResponseType.YES:
if self.thread.isAlive():
self.info_label.set_label('<span color="#FFA500">Cancelling...</span>')
self.dev_assistant_runner.stop()
self.project_canceled = True
else:
self.info_label.set_label('<span color="#008000">Done</span>')
self.allow_close_window()
dlg.destroy()
return True
else:
return False |
<SYSTEM_TASK:>
Function shows last rows.
<END_TASK>
<USER_TASK:>
Description:
def list_view_changed(self, widget, event, data=None):
"""
Function shows last rows.
""" |
adj = self.scrolled_window.get_vadjustment()
adj.set_value(adj.get_upper() - adj.get_page_size()) |
<SYSTEM_TASK:>
Function allows buttons
<END_TASK>
<USER_TASK:>
Description:
def allow_buttons(self, message="", link=True, back=True):
"""
Function allows buttons
""" |
self.info_label.set_label(message)
self.allow_close_window()
if link and self.link is not None:
self.link.set_sensitive(True)
self.link.show_all()
if back:
self.back_btn.show()
self.main_btn.set_sensitive(True) |
<SYSTEM_TASK:>
Event in case that debug button is pressed.
<END_TASK>
<USER_TASK:>
Description:
def debug_btn_clicked(self, widget, data=None):
"""
Event in case that debug button is pressed.
""" |
self.store.clear()
self.thread = threading.Thread(target=self.logs_update)
self.thread.start() |
<SYSTEM_TASK:>
Function copies logs to clipboard.
<END_TASK>
<USER_TASK:>
Description:
def clipboard_btn_clicked(self, widget, data=None):
"""
Function copies logs to clipboard.
""" |
_clipboard_text = []
for record in self.debug_logs['logs']:
if self.debugging:
_clipboard_text.append(format_entry(record, show_level=True))
else:
if int(record.levelno) > 10:
if getattr(record, 'event_type', ''):
if not record.event_type.startswith("dep_"):
_clipboard_text.append(format_entry(record))
else:
_clipboard_text.append(format_entry(record))
self.gui_helper.create_clipboard(_clipboard_text) |
<SYSTEM_TASK:>
Event for back button.
<END_TASK>
<USER_TASK:>
Description:
def back_btn_clicked(self, widget, data=None):
"""
Event for back button.
This occurs in case of devassistant fail.
""" |
self.remove_link_button()
self.run_window.hide()
self.parent.path_window.path_window.show() |
<SYSTEM_TASK:>
Button switches to Dev Assistant GUI main window
<END_TASK>
<USER_TASK:>
Description:
def main_btn_clicked(self, widget, data=None):
"""
Button switches to Dev Assistant GUI main window
""" |
self.remove_link_button()
data = dict()
data['debugging'] = self.debugging
self.run_window.hide()
self.parent.open_window(widget, data) |
<SYSTEM_TASK:>
Function opens the firefox window with relevant link
<END_TASK>
<USER_TASK:>
Description:
def list_view_row_clicked(self, list_view, path, view_column):
"""
Function opens the firefox window with relevant link
""" |
model = list_view.get_model()
text = model[path][0]
match = URL_FINDER.search(text)
if match is not None:
url = match.group(1)
import webbrowser
webbrowser.open(url) |
<SYSTEM_TASK:>
Create an authorization for a GitHub user using two-factor
<END_TASK>
<USER_TASK:>
Description:
def _github_create_twofactor_authorization(cls, ui):
"""Create an authorization for a GitHub user using two-factor
authentication. Unlike its non-two-factor counterpart, this method
does not traverse the available authentications as they are not
visible until the user logs in.
Please note: cls._user's attributes are not accessible until the
authorization is created due to the way (py)github works.
""" |
try:
try: # This is necessary to trigger sending a 2FA key to the user
auth = cls._user.create_authorization()
except cls._gh_exceptions.GithubException:
onetime_pw = DialogHelper.ask_for_password(ui, prompt='Your one time password:')
auth = cls._user.create_authorization(scopes=['repo', 'user', 'admin:public_key'],
note="DevAssistant",
onetime_password=onetime_pw)
cls._user = cls._gh_module.Github(login_or_token=auth.token).get_user()
logger.debug('Two-factor authorization for user "{0}" created'.format(cls._user.login))
cls._github_store_authorization(cls._user, auth)
logger.debug('Two-factor authorization token stored')
except cls._gh_exceptions.GithubException as e:
logger.warning('Creating two-factor authorization failed: {0}'.format(e)) |
<SYSTEM_TASK:>
Create a GitHub authorization for the given user in case they don't
<END_TASK>
<USER_TASK:>
Description:
def _github_create_simple_authorization(cls):
"""Create a GitHub authorization for the given user in case they don't
already have one.
""" |
try:
auth = None
for a in cls._user.get_authorizations():
if a.note == 'DevAssistant':
auth = a
if not auth:
auth = cls._user.create_authorization(
scopes=['repo', 'user', 'admin:public_key'],
note="DevAssistant")
cls._github_store_authorization(cls._user, auth)
except cls._gh_exceptions.GithubException as e:
logger.warning('Creating authorization failed: {0}'.format(e)) |
<SYSTEM_TASK:>
Store an authorization token for the given GitHub user in the git
<END_TASK>
<USER_TASK:>
Description:
def _github_store_authorization(cls, user, auth):
"""Store an authorization token for the given GitHub user in the git
global config file.
""" |
ClHelper.run_command("git config --global github.token.{login} {token}".format(
login=user.login, token=auth.token), log_secret=True)
ClHelper.run_command("git config --global github.user.{login} {login}".format(
login=user.login)) |
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Starts ssh-agent and returns the environment variables related to it
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Description:
def _start_ssh_agent(cls):
"""Starts ssh-agent and returns the environment variables related to it""" |
env = dict()
stdout = ClHelper.run_command('ssh-agent -s')
lines = stdout.split('\n')
for line in lines:
if not line or line.startswith('echo '):
continue
line = line.split(';')[0]
parts = line.split('=')
if len(parts) == 2:
env[parts[0]] = parts[1]
return env |
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Creates a local ssh key, if it doesn't exist already, and uploads it to Github.
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Description:
def _github_create_ssh_key(cls):
"""Creates a local ssh key, if it doesn't exist already, and uploads it to Github.""" |
try:
login = cls._user.login
pkey_path = '{home}/.ssh/{keyname}'.format(
home=os.path.expanduser('~'),
keyname=settings.GITHUB_SSH_KEYNAME.format(login=login))
# generate ssh key only if it doesn't exist
if not os.path.exists(pkey_path):
ClHelper.run_command('ssh-keygen -t rsa -f {pkey_path}\
-N \"\" -C \"DevAssistant\"'.
format(pkey_path=pkey_path))
try:
ClHelper.run_command('ssh-add {pkey_path}'.format(pkey_path=pkey_path))
except exceptions.ClException:
# ssh agent might not be running
env = cls._start_ssh_agent()
ClHelper.run_command('ssh-add {pkey_path}'.format(pkey_path=pkey_path), env=env)
public_key = ClHelper.run_command('cat {pkey_path}.pub'.format(pkey_path=pkey_path))
cls._user.create_key("DevAssistant", public_key)
except exceptions.ClException as e:
msg = 'Couldn\'t create a new ssh key: {0}'.format(e)
raise exceptions.CommandException(msg) |
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Returns True if any key on Github matches a local key, else False.
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Description:
def _github_ssh_key_exists(cls):
"""Returns True if any key on Github matches a local key, else False.""" |
remote_keys = map(lambda k: k._key, cls._user.get_keys())
found = False
pubkey_files = glob.glob(os.path.expanduser('~/.ssh/*.pub'))
for rk in remote_keys:
for pkf in pubkey_files:
local_key = io.open(pkf, encoding='utf-8').read()
# in PyGithub 1.23.0, remote key is an object, not string
rkval = rk if isinstance(rk, six.string_types) else rk.value
# don't use "==" because we have comments etc added in public_key
if rkval in local_key:
found = True
break
return found |
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Fills self._assistants with loaded YamlAssistant instances of requested roles.
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Description:
def load_all_assistants(cls, superassistants):
"""Fills self._assistants with loaded YamlAssistant instances of requested roles.
Tries to use cache (updated/created if needed). If cache is unusable, it
falls back to loading all assistants.
Args:
roles: list of required assistant roles
""" |
# mapping of assistant roles to lists of top-level assistant instances
_assistants = {}
# {'crt': CreatorAssistant, ...}
superas_dict = dict(map(lambda a: (a.name, a), superassistants))
to_load = set(superas_dict.keys())
for tl in to_load:
dirs = [os.path.join(d, tl) for d in cls.assistants_dirs]
file_hierarchy = cls.get_assistants_file_hierarchy(dirs)
# load all if we're not using cache or if we fail to load it
load_all = not settings.USE_CACHE
if settings.USE_CACHE:
try:
cch = cache.Cache()
cch.refresh_role(tl, file_hierarchy)
_assistants[tl] = cls.get_assistants_from_cache_hierarchy(cch.cache[tl],
superas_dict[tl],
role=tl)
except BaseException as e:
logger.debug('Failed to use DevAssistant cachefile {0}: {1}'.format(
settings.CACHE_FILE, e))
load_all = True
if load_all:
_assistants[tl] = cls.get_assistants_from_file_hierarchy(file_hierarchy,
superas_dict[tl],
role=tl)
return _assistants |
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Accepts file_hierarch as returned by cls.get_assistant_file_hierarchy and returns
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Description:
def get_assistants_from_file_hierarchy(cls, file_hierarchy, superassistant,
role=settings.DEFAULT_ASSISTANT_ROLE):
"""Accepts file_hierarch as returned by cls.get_assistant_file_hierarchy and returns
instances of YamlAssistant for loaded files
Args:
file_hierarchy: structure as described in cls.get_assistants_file_hierarchy
role: role of all assistants in this hierarchy (we could find
this out dynamically but it's not worth the pain)
Returns:
list of top level assistants from given hierarchy; these assistants contain
references to instances of their subassistants (and their subassistants, ...)
""" |
result = []
warn_msg = 'Failed to load assistant {source}, skipping subassistants.'
for name, attrs in file_hierarchy.items():
loaded_yaml = yaml_loader.YamlLoader.load_yaml_by_path(attrs['source'])
if loaded_yaml is None: # there was an error parsing yaml
logger.warning(warn_msg.format(source=attrs['source']))
continue
try:
ass = cls.assistant_from_yaml(attrs['source'],
loaded_yaml,
superassistant,
role=role)
except exceptions.YamlError as e:
logger.warning(e)
continue
ass._subassistants = cls.get_assistants_from_file_hierarchy(attrs['subhierarchy'],
ass,
role=role)
result.append(ass)
return result |
<SYSTEM_TASK:>
Constructs instance of YamlAssistant loaded from given structure y, loaded
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Description:
def assistant_from_yaml(cls, source, y, superassistant, fully_loaded=True,
role=settings.DEFAULT_ASSISTANT_ROLE):
"""Constructs instance of YamlAssistant loaded from given structure y, loaded
from source file source.
Args:
source: path to assistant source file
y: loaded yaml structure
superassistant: superassistant of this assistant
Returns:
YamlAssistant instance constructed from y with source file source
Raises:
YamlError: if the assistant is malformed
""" |
# In pre-0.9.0, we required assistant to be a mapping of {name: assistant_attributes}
# now we allow that, but we also allow omitting the assistant name and putting
# the attributes to top_level, too.
name = os.path.splitext(os.path.basename(source))[0]
yaml_checker.check(source, y)
assistant = yaml_assistant.YamlAssistant(name, y, source, superassistant,
fully_loaded=fully_loaded, role=role)
return assistant |
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legend needs to be a list, tuple or None
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Description:
def set_legend(self, legend):
"""legend needs to be a list, tuple or None""" |
assert(isinstance(legend, list) or isinstance(legend, tuple) or
legend is None)
if legend:
self.legend = [quote(a) for a in legend]
else:
self.legend = None |
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Sets legend position. Default is 'r'.
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Description:
def set_legend_position(self, legend_position):
"""Sets legend position. Default is 'r'.
b - At the bottom of the chart, legend entries in a horizontal row.
bv - At the bottom of the chart, legend entries in a vertical column.
t - At the top of the chart, legend entries in a horizontal row.
tv - At the top of the chart, legend entries in a vertical column.
r - To the right of the chart, legend entries in a vertical column.
l - To the left of the chart, legend entries in a vertical column.
""" |
if legend_position:
self.legend_position = quote(legend_position)
else:
self.legend_position = None |
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Return a 2-tuple giving the minimum and maximum x-axis
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Description:
def data_x_range(self):
"""Return a 2-tuple giving the minimum and maximum x-axis
data range.
""" |
try:
lower = min([min(self._filter_none(s))
for type, s in self.annotated_data()
if type == 'x'])
upper = max([max(self._filter_none(s))
for type, s in self.annotated_data()
if type == 'x'])
return (lower, upper)
except ValueError:
return None |
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5.4.3 Datatype Constraints
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Description:
def can_cast_to(v: Literal, dt: str) -> bool:
""" 5.4.3 Datatype Constraints
Determine whether "a value of the lexical form of n can be cast to the target type v per
XPath Functions 3.1 section 19 Casting[xpath-functions]."
""" |
# TODO: rdflib doesn't appear to pay any attention to lengths (e.g. 257 is a valid XSD.byte)
return v.value is not None and Literal(str(v), datatype=dt).value is not None |
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5.4.5 XML Schema Numberic Facet Constraints
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Description:
def total_digits(n: Literal) -> Optional[int]:
""" 5.4.5 XML Schema Numberic Facet Constraints
totaldigits and fractiondigits constraints on values not derived from xsd:decimal fail.
""" |
return len(str(abs(int(n.value)))) + fraction_digits(n) if is_numeric(n) and n.value is not None else None |
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5.4.5 XML Schema Numeric Facet Constraints
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<USER_TASK:>
Description:
def fraction_digits(n: Literal) -> Optional[int]:
""" 5.4.5 XML Schema Numeric Facet Constraints
for "fractiondigits" constraints, v is less than or equals the number of digits to the right of the decimal place
in the XML Schema canonical form[xmlschema-2] of the value of n, ignoring trailing zeros.
""" |
# Note - the last expression below isolates the fractional portion, reverses it (e.g. 017320 --> 023710) and
# converts it to an integer and back to a string
return None if not is_numeric(n) or n.value is None \
else 0 if is_integer(n) or '.' not in str(n.value) or str(n.value).split('.')[1] == '0' \
else len(str(int(str(n.value).split('.')[1][::-1]))) |
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Comment any lines that start with import in the .pth file
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Description:
def do_disable():
"""
Comment any lines that start with import in the .pth file
""" |
from vext import vext_pth
try:
_lines = []
with open(vext_pth, mode='r') as f:
for line in f.readlines():
if not line.startswith('#') and line.startswith('import '):
_lines.append('# %s' % line)
else:
_lines.append(line)
try:
os.unlink('%s.tmp' % vext_pth)
except:
pass
with open('%s.tmp' % vext_pth, mode='w+') as f:
f.writelines(_lines)
try:
os.unlink('%s~' % vext_pth)
except:
pass
os.rename(vext_pth, '%s~' % vext_pth)
os.rename('%s.tmp' % vext_pth, vext_pth)
except IOError as e:
if e.errno == 2: # file didn't exist == disabled
return |
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Attempt to import everything in the 'test-imports' section of specified
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Description:
def do_check(vext_files):
"""
Attempt to import everything in the 'test-imports' section of specified
vext_files
:param: list of vext filenames (without paths), '*' matches all.
:return: True if test_imports was successful from all files
""" |
import vext
# not efficient ... but then there shouldn't be many of these
all_specs = set(vext.gatekeeper.spec_files_flat())
if vext_files == ['*']:
vext_files = all_specs
unknown_specs = set(vext_files) - all_specs
for fn in unknown_specs:
print("%s is not an installed vext file." % fn, file=sys.stderr)
if unknown_specs:
return False
check_passed = True
for fn in [join(vext.gatekeeper.spec_dir(), fn) for fn in vext_files]:
f = open_spec(open(fn))
modules = f.get('test_import', [])
for success, module in vext.gatekeeper.test_imports(modules):
if not success:
check_passed = False
line = "import %s: %s" % (module, '[success]' if success else '[failed]')
print(line)
print('')
return check_passed |
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Convert path pointing subdirectory of virtualenv site-packages
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Description:
def fix_path(p):
"""
Convert path pointing subdirectory of virtualenv site-packages
to system site-packages.
Destination directory must exist for this to work.
>>> fix_path('C:\\some-venv\\Lib\\site-packages\\gnome')
'C:\\Python27\\lib\\site-packages\\gnome'
""" |
venv_lib = get_python_lib()
if p.startswith(venv_lib):
subdir = p[len(venv_lib) + 1:]
for sitedir in getsyssitepackages():
fixed_path = join(sitedir, subdir)
if isdir(fixed_path):
return fixed_path
return p |
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Fixup paths added in .pth file that point to the virtualenv
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<USER_TASK:>
Description:
def fixup_paths():
"""
Fixup paths added in .pth file that point to the virtualenv
instead of the system site packages.
In depth: .PTH can execute arbitrary code, which might
manipulate the PATH or sys.path
:return:
""" |
original_paths = os.environ.get('PATH', "").split(os.path.pathsep)
original_dirs = set(added_dirs)
yield
# Fix PATH environment variable
current_paths = os.environ.get('PATH', "").split(os.path.pathsep)
if original_paths != current_paths:
changed_paths = set(current_paths).difference(set(original_paths))
# rebuild PATH env var
fixed_paths = []
for path in current_paths:
if path in changed_paths:
fixed_paths.append(env_t(fix_path(path)))
else:
fixed_paths.append(env_t(path))
os.environ['PATH'] = os.pathsep.join(fixed_paths)
# Fix added_dirs
if added_dirs != original_dirs:
for path in set(added_dirs.difference(original_dirs)):
fixed_path = fix_path(path)
if fixed_path != path:
print("Fix %s >> %s" % (path, fixed_path))
added_dirs.remove(path)
added_dirs.add(fixed_path)
i = sys.path.index(path) # not efficient... but shouldn't happen often
sys.path[i] = fixed_path
if env_t(fixed_path) not in os.environ['PATH']:
os.environ['PATH'].append(os.pathsep + env_t(fixed_path)) |
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Wrapper for site.addpackage
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Description:
def addpackage(sys_sitedir, pthfile, known_dirs):
"""
Wrapper for site.addpackage
Try and work out which directories are added by
the .pth and add them to the known_dirs set
:param sys_sitedir: system site-packages directory
:param pthfile: path file to add
:param known_dirs: set of known directories
""" |
with open(join(sys_sitedir, pthfile)) as f:
for n, line in enumerate(f):
if line.startswith("#"):
continue
line = line.rstrip()
if line:
if line.startswith(("import ", "import\t")):
exec (line, globals(), locals())
continue
else:
p_rel = join(sys_sitedir, line)
p_abs = abspath(line)
if isdir(p_rel):
os.environ['PATH'] += env_t(os.pathsep + p_rel)
sys.path.append(p_rel)
added_dirs.add(p_rel)
elif isdir(p_abs):
os.environ['PATH'] += env_t(os.pathsep + p_abs)
sys.path.append(p_abs)
added_dirs.add(p_abs)
if isfile(pthfile):
site.addpackage(sys_sitedir, pthfile, known_dirs)
else:
logging.debug("pth file '%s' not found") |
<SYSTEM_TASK:>
Add any new modules that are directories to the PATH
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<USER_TASK:>
Description:
def init_path():
"""
Add any new modules that are directories to the PATH
""" |
sitedirs = getsyssitepackages()
for sitedir in sitedirs:
env_path = os.environ['PATH'].split(os.pathsep)
for module in allowed_modules:
p = join(sitedir, module)
if isdir(p) and not p in env_path:
os.environ['PATH'] += env_t(os.pathsep + p) |
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If in a virtualenv then load spec files to decide which
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<USER_TASK:>
Description:
def install_importer():
"""
If in a virtualenv then load spec files to decide which
modules can be imported from system site-packages and
install path hook.
""" |
logging.debug('install_importer')
if not in_venv():
logging.debug('No virtualenv active py:[%s]', sys.executable)
return False
if disable_vext:
logging.debug('Vext disabled by environment variable')
return False
if GatekeeperFinder.PATH_TRIGGER not in sys.path:
try:
load_specs()
sys.path.append(GatekeeperFinder.PATH_TRIGGER)
sys.path_hooks.append(GatekeeperFinder)
except Exception as e:
"""
Dont kill other programmes because of a vext error
"""
logger.info(str(e))
if logger.getEffectiveLevel() == logging.DEBUG:
raise
logging.debug("importer installed")
return True |
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Only lets modules in allowed_modules be loaded, others
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<USER_TASK:>
Description:
def load_module(self, name):
"""
Only lets modules in allowed_modules be loaded, others
will get an ImportError
""" |
# Get the name relative to SITEDIR ..
filepath = self.module_info[1]
fullname = splitext( \
relpath(filepath, self.sitedir) \
)[0].replace(os.sep, '.')
modulename = filename_to_module(fullname)
if modulename not in allowed_modules:
if remember_blocks:
blocked_imports.add(fullname)
if log_blocks:
raise ImportError("Vext blocked import of '%s'" % modulename)
else:
# Standard error message
raise ImportError("No module named %s" % modulename)
if name not in sys.modules:
try:
logger.debug("load_module %s %s", name, self.module_info)
module = imp.load_module(name, *self.module_info)
except Exception as e:
logger.debug(e)
raise
sys.modules[fullname] = module
return sys.modules[fullname] |
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Evaluate focus node `focus` in graph `g` against shape `shape` in ShEx schema `schema`
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<USER_TASK:>
Description:
def evaluate(g: Graph,
schema: Union[str, ShExJ.Schema],
focus: Optional[Union[str, URIRef, IRIREF]],
start: Optional[Union[str, URIRef, IRIREF, START, START_TYPE]]=None,
debug_trace: bool = False) -> Tuple[bool, Optional[str]]:
""" Evaluate focus node `focus` in graph `g` against shape `shape` in ShEx schema `schema`
:param g: Graph containing RDF
:param schema: ShEx Schema -- if str, it will be parsed
:param focus: focus node in g. If not specified, all URI subjects in G will be evaluated.
:param start: Starting shape. If omitted, the Schema start shape is used
:param debug_trace: Turn on debug tracing
:return: None if success or failure reason if failure
""" |
if isinstance(schema, str):
schema = SchemaLoader().loads(schema)
if schema is None:
return False, "Error parsing schema"
if not isinstance(focus, URIRef):
focus = URIRef(str(focus))
if start is None:
start = str(schema.start) if schema.start else None
if start is None:
return False, "No starting shape"
if not isinstance(start, IRIREF) and start is not START and start is not START_TYPE:
start = IRIREF(str(start))
cntxt = Context(g, schema)
cntxt.debug_context.debug = debug_trace
map_ = FixedShapeMap()
map_.add(ShapeAssociation(focus, start))
test_result, reasons = isValid(cntxt, map_)
return test_result, '\n'.join(reasons) |
<SYSTEM_TASK:>
Check that imports in 'test_imports' succeed
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<USER_TASK:>
Description:
def check_sysdeps(vext_files):
"""
Check that imports in 'test_imports' succeed
otherwise display message in 'install_hints'
""" |
@run_in_syspy
def run(*modules):
result = {}
for m in modules:
if m:
try:
__import__(m)
result[m] = True
except ImportError:
result[m] = False
return result
success = True
for vext_file in vext_files:
with open(vext_file) as f:
vext = open_spec(f)
install_hint = " ".join(vext.get('install_hints', ['System dependencies not found']))
modules = vext.get('test_import', '')
logger.debug("%s test imports of: %s", vext_file, modules)
result = run(*modules)
if logging.getLogger().getEffectiveLevel() == logging.DEBUG:
for k, v in result.items():
logger.debug("%s: %s", k, v)
if not all(result.values()):
success = False
print(install_hint)
return success |
<SYSTEM_TASK:>
Return the turtle representation of subj as a collection
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<USER_TASK:>
Description:
def format_collection(g: Graph, subj: Union[URIRef, BNode], max_entries: int = None, nentries: int = 0) -> Optional[List[str]]:
"""
Return the turtle representation of subj as a collection
:param g: Graph containing subj
:param subj: subject of list
:param max_entries: maximum number of list elements to return, None means all
:param nentries: used for recursion
:return: List of formatted entries if subj heads a well formed collection else None
""" |
if subj == RDF.nil:
return [')']
if max_entries is not None and nentries >= max_entries:
return [' ...', ')']
cadr = cdr = None
for p, o in g.predicate_objects(subj):
if p == RDF.first and cadr is None:
cadr = o
elif p == RDF.rest and cdr is None:
cdr = o
else:
return None
# technically this can't happen but it doesn't hurt to address it
if cadr == RDF.nil and cdr is None:
return []
elif cadr is not None and cdr is not None:
return [(' ' if nentries else '(') + cadr.n3(g.namespace_manager)] + format_collection(g, cdr, max_entries,
nentries+1)
else:
return None |
<SYSTEM_TASK:>
setuptools 12.2 can trigger a really nasty bug
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<USER_TASK:>
Description:
def upgrade_setuptools():
"""
setuptools 12.2 can trigger a really nasty bug
that eats all memory, so upgrade it to
18.8, which is known to be good.
""" |
# Note - I tried including the higher version in
# setup_requires, but was still able to trigger
# the bug. - stu.axon
global MIN_SETUPTOOLS
r = None
try:
r = pkg_resources.require(["setuptools"])[0]
except DistributionNotFound:
# ok, setuptools will be installed later
return
if StrictVersion(r.version) >= StrictVersion(MIN_SETUPTOOLS):
return
else:
print("Upgrading setuptools...")
subprocess.call("%s -mpip install 'setuptools>=%s'" % (sys.executable, MIN_SETUPTOOLS), shell=True) |
<SYSTEM_TASK:>
Need to find any pre-existing vext contained in dependent packages
<END_TASK>
<USER_TASK:>
Description:
def run(self):
"""
Need to find any pre-existing vext contained in dependent packages
and install them
example:
you create a setup.py with install_requires["vext.gi"]:
- vext.gi gets installed using bdist_egg
- vext itself is now called with bdist_egg and we end up here
Vext now needs to find and install .vext files in vext.gi
[or any other files that depend on vext]
:return:
""" |
logger.debug("vext InstallLib [started]")
# Find packages that depend on vext and check for .vext files...
logger.debug("find_vext_files")
vext_files = self.find_vext_files()
logger.debug("manually_install_vext: ", vext_files)
self.manually_install_vext(vext_files)
logger.debug("enable vext")
self.enable_vext()
logger.debug("install_lib.run")
install_lib.run(self)
logger.debug("vext InstallLib [finished]") |
<SYSTEM_TASK:>
Iter to a list of servers and instantiate Protocol class.
<END_TASK>
<USER_TASK:>
Description:
def set_servers(self, servers):
"""
Iter to a list of servers and instantiate Protocol class.
:param servers: A list of servers
:type servers: list
:return: Returns nothing
:rtype: None
""" |
if isinstance(servers, six.string_types):
servers = [servers]
assert servers, "No memcached servers supplied"
self._servers = [Protocol(
server=server,
username=self.username,
password=self.password,
compression=self.compression,
socket_timeout=self.socket_timeout,
pickle_protocol=self.pickle_protocol,
pickler=self.pickler,
unpickler=self.unpickler,
) for server in servers] |
<SYSTEM_TASK:>
Decorator to run a function in the system python
<END_TASK>
<USER_TASK:>
Description:
def run_in_syspy(f):
"""
Decorator to run a function in the system python
:param f:
:return:
""" |
fname = f.__name__
code_lines = inspect.getsource(f).splitlines()
code = dedent("\n".join(code_lines[1:])) # strip this decorator
# add call to the function and print it's result
code += dedent("""\n
import sys
args = sys.argv[1:]
result = {fname}(*args)
print("%r" % result)
""").format(fname=fname)
env = os.environ
python = findsyspy()
logger.debug("Create function for system python\n%s" % code)
def call_f(*args):
cmd = [python, '-c', code] + list(args)
output = subprocess.check_output(cmd, env=env).decode('utf-8')
result = ast.literal_eval(output)
return result
return call_f |
<SYSTEM_TASK:>
Set a value for a key on server if its CAS value matches cas.
<END_TASK>
<USER_TASK:>
Description:
def cas(self, key, value, cas, time=0, compress_level=-1):
"""
Set a value for a key on server if its CAS value matches cas.
:param key: Key's name
:type key: six.string_types
:param value: A value to be stored on server.
:type value: object
:param cas: The CAS value previously obtained from a call to get*.
:type cas: int
:param time: Time in seconds that your key will expire.
:type time: int
:param compress_level: How much to compress.
0 = no compression, 1 = fastest, 9 = slowest but best,
-1 = default compression level.
:type compress_level: int
:return: True in case of success and False in case of failure
:rtype: bool
""" |
server = self._get_server(key)
return server.cas(key, value, cas, time, compress_level) |
<SYSTEM_TASK:>
Evaluate cardinality expression
<END_TASK>
<USER_TASK:>
Description:
def matchesCardinality(cntxt: Context, T: RDFGraph, expr: Union[ShExJ.tripleExpr, ShExJ.tripleExprLabel],
c: DebugContext) -> bool:
""" Evaluate cardinality expression
expr has a cardinality of min and/or max not equal to 1, where a max of -1 is treated as unbounded, and
T can be partitioned into k subsets T1, T2,…Tk such that min ≤ k ≤ max and for each Tn,
matches(Tn, expr, m) by the remaining rules in this list.
""" |
# TODO: Cardinality defaults into spec
min_ = expr.min if expr.min is not None else 1
max_ = expr.max if expr.max is not None else 1
cardinality_text = f"{{{min_},{'*' if max_ == -1 else max_}}}"
if c.debug and (min_ != 0 or len(T) != 0):
print(f"{cardinality_text} matching {len(T)} triples")
if min_ == 0 and len(T) == 0:
return True
if isinstance(expr, ShExJ.TripleConstraint):
if len(T) < min_:
if len(T) > 0:
_fail_triples(cntxt, T)
cntxt.fail_reason = f" {len(T)} triples less than {cardinality_text}"
else:
cntxt.fail_reason = f" No matching triples found for predicate {cntxt.n3_mapper.n3(expr.predicate)}"
return False
elif 0 <= max_ < len(T):
_fail_triples(cntxt, T)
cntxt.fail_reason = f" {len(T)} triples exceeds max {cardinality_text}"
return False
else:
return all(matchesTripleConstraint(cntxt, t, expr) for t in T)
else:
for partition in _partitions(T, min_, max_):
if all(matchesExpr(cntxt, part, expr) for part in partition):
return True
if min_ != 1 or max_ != 1:
_fail_triples(cntxt, T)
cntxt.fail_reason = f" {len(T)} triples cannot be partitioned into {cardinality_text} passing groups"
return False |
<SYSTEM_TASK:>
Get a key from server.
<END_TASK>
<USER_TASK:>
Description:
def get(self, key, get_cas=False):
"""
Get a key from server.
:param key: Key's name
:type key: six.string_types
:param get_cas: If true, return (value, cas), where cas is the new CAS value.
:type get_cas: boolean
:return: Returns a key data from server.
:rtype: object
""" |
for server in self.servers:
value, cas = server.get(key)
if value is not None:
if get_cas:
return value, cas
else:
return value
if get_cas:
return None, None |
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