forked from VimPlug/jedi
77 lines
2.0 KiB
Python
77 lines
2.0 KiB
Python
class BaseValue(object):
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def __init__(self, inference_state, parent_context=None):
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self.inference_state = inference_state
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self.parent_context = parent_context
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def get_root_context(self):
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value = self
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while True:
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if value.parent_context is None:
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return value
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value = value.parent_context
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class BaseValueSet(object):
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def __init__(self, iterable):
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self._set = frozenset(iterable)
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for value in iterable:
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assert not isinstance(value, BaseValueSet)
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@classmethod
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def _from_frozen_set(cls, frozenset_):
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self = cls.__new__(cls)
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self._set = frozenset_
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return self
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@classmethod
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def from_sets(cls, sets):
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"""
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Used to work with an iterable of set.
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"""
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aggregated = set()
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for set_ in sets:
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if isinstance(set_, BaseValueSet):
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aggregated |= set_._set
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else:
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aggregated |= frozenset(set_)
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return cls._from_frozen_set(frozenset(aggregated))
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def __or__(self, other):
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return self._from_frozen_set(self._set | other._set)
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def __and__(self, other):
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return self._from_frozen_set(self._set & other._set)
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def __iter__(self):
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for element in self._set:
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yield element
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def __bool__(self):
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return bool(self._set)
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def __len__(self):
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return len(self._set)
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def __repr__(self):
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return 'S{%s}' % (', '.join(str(s) for s in self._set))
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def filter(self, filter_func):
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return self.__class__(filter(filter_func, self._set))
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def __getattr__(self, name):
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def mapper(*args, **kwargs):
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return self.from_sets(
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getattr(value, name)(*args, **kwargs)
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for value in self._set
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)
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return mapper
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def __eq__(self, other):
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return self._set == other._set
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def __ne__(self, other):
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return not self.__eq__(other)
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def __hash__(self):
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return hash(self._set)
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