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:param str err: Error file
:return: True if cmd was executed, False otherwise
:rtype: boolean
""""""
if fname is None or not os.path.exists(fname):
run_cmd(cmd, out, err)
return True
else:
return False"
4890,"def merge_files(sources, destination):
""""""Copy content of multiple files into a single file.
:param list(str) sources: source file names (paths)
:param str destination: destination file name (path)
:return:
""""""
with open(destination, 'w') as hout:
for f in sources:
if os.path.exists(f):
with open(f) as hin:
shutil.copyfileobj(hin, hout)
else:
logger.warning('File is missing: {}'.format(f))"
4891,"def add_path(self, path):
"""""" Adds a new path to the list of searchable paths
:param path: new path
""""""
if os.path.exists(path):
self.paths.add(path)
return path
else:
#logger.debug('Path {} doesn\'t exist'.format(path))
return None"
4892,"def get(self, name):
"""""" Looks for a name in the path.
:param name: file name
:return: path to the file
""""""
for d in self.paths:
if os.path.exists(d) and name in os.listdir(d):
return os.path.join(d, name)
logger.debug('File not found {}'.format(name))
return None"
4893,"def overwrite_fits(hdulist, filename):
""""""
Saves a FITS file. Combined file rename, save new, delete renamed for FITS files
Why: HDUlist.writeto() does not overwrite existing files
Why(2): It is also a standardized way to save FITS files
""""""
assert isinstance(hdulist, (fits.HDUList, fits.PrimaryHDU))
temp_name = None
flag_delete_temp = False
if os.path.isfile(filename):
# PyFITS does not overwrite file
temp_name = a99.rename_to_temp(filename)
try:
hdulist.writeto(filename, output_verify='warn')
flag_delete_temp = temp_name is not None
except:
# Writing failed, reverts renaming
os.rename(temp_name, filename)
raise
if flag_delete_temp:
os.unlink(temp_name)"
4894,"def load_conf(yml_file, conf={}):
""""""
To load the config
:param yml_file: the config file path
:param conf: dict, to override global config
:return: dict
""""""
with open(yml_file) as f:
data = yaml.load(f)
if conf:
data.update(conf)
return dictdot(data)"
4895,"def table_exists(
dbConn,
log,
dbTableName):
""""""*Probe a database to determine if a given table exists*
**Key Arguments:**
- ``dbConn`` -- mysql database connection
- ``log`` -- logger
- ``dbTableName`` -- the database tablename
**Return:**
- ``tableExists`` -- True or False
**Usage:**