forked from VimPlug/jedi
74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
import os
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from itertools import chain
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from jedi.evaluate.cache import evaluator_method_cache
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from jedi.evaluate import imports
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from jedi.evaluate.filters import DictFilter, AbstractNameDefinition
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from jedi.evaluate.base_context import NO_CONTEXTS, TreeContext
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class ImplicitNSName(AbstractNameDefinition):
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"""
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Accessing names for implicit namespace packages should infer to nothing.
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This object will prevent Jedi from raising exceptions
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"""
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def __init__(self, implicit_ns_context, string_name):
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self.implicit_ns_context = implicit_ns_context
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self.string_name = string_name
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def infer(self):
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return NO_CONTEXTS
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def get_root_context(self):
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return self.implicit_ns_context
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class ImplicitNamespaceContext(TreeContext):
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"""
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Provides support for implicit namespace packages
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"""
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api_type = u'module'
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parent_context = None
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def __init__(self, evaluator, fullname, paths):
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super(ImplicitNamespaceContext, self).__init__(evaluator, parent_context=None)
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self.evaluator = evaluator
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self._fullname = fullname
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self.paths = paths
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def get_filters(self, search_global, until_position=None, origin_scope=None):
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yield DictFilter(self._sub_modules_dict())
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@property
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@evaluator_method_cache()
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def name(self):
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string_name = self.py__package__().rpartition('.')[-1]
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return ImplicitNSName(self, string_name)
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def py__file__(self):
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return None
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def py__package__(self):
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"""Return the fullname
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"""
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return self._fullname
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@property
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def py__path__(self):
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return lambda: [self.paths]
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@evaluator_method_cache()
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def _sub_modules_dict(self):
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names = {}
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file_names = chain.from_iterable(os.listdir(path) for path in self.paths)
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mods = [
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file_name.rpartition('.')[0] if '.' in file_name else file_name
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for file_name in file_names
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if file_name != '__pycache__'
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]
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for name in mods:
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names[name] = imports.SubModuleName(self, name)
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return names
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