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from pathlib import Path
from typing import Optional
from jedi.inference.cache import inference_state_method_cache
from jedi.inference.filters import DictFilter
from jedi.inference.names import ValueNameMixin, AbstractNameDefinition
from jedi.inference.base_value import Value
from jedi.inference.value.module import SubModuleDictMixin
from jedi.inference.context import NamespaceContext
class ImplicitNSName(ValueNameMixin, AbstractNameDefinition):
"""
Accessing names for implicit namespace packages should infer to nothing.
This object will prevent Jedi from raising exceptions
"""
def __init__(self, implicit_ns_value, string_name):
self._value = implicit_ns_value
self.string_name = string_name
class ImplicitNamespaceValue(Value, SubModuleDictMixin):
"""
Provides support for implicit namespace packages
"""
api_type = 'namespace'
parent_context = None
def __init__(self, inference_state, string_names, paths):
super().__init__(inference_state, parent_context=None)
self.inference_state = inference_state
self.string_names = string_names
self._paths = paths
def get_filters(self, origin_scope=None):
yield DictFilter(self.sub_modules_dict())
def get_qualified_names(self):
return ()
@property # type: ignore[misc]
@inference_state_method_cache()
def name(self):
string_name = self.py__package__()[-1]
return ImplicitNSName(self, string_name)
def py__file__(self) -> Optional[Path]:
return None
def py__package__(self):
"""Return the fullname
"""
return self.string_names
def py__path__(self):
return self._paths
def py__name__(self):
return '.'.join(self.string_names)
def is_namespace(self):
return True
def is_stub(self):
return False
def is_package(self):
return True
def as_context(self):
return NamespaceContext(self)
def __repr__(self):
return '<%s: %s>' % (self.__class__.__name__, self.py__name__())
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