93 lines
1.9 KiB
Python
93 lines
1.9 KiB
Python
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from __future__ import absolute_import, division, print_function
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class FrozenError(AttributeError):
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"""
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A frozen/immutable instance or attribute haave been attempted to be
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modified.
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It mirrors the behavior of ``namedtuples`` by using the same error message
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and subclassing `AttributeError`.
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.. versionadded:: 20.1.0
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"""
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msg = "can't set attribute"
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args = [msg]
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class FrozenInstanceError(FrozenError):
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"""
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A frozen instance has been attempted to be modified.
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.. versionadded:: 16.1.0
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"""
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class FrozenAttributeError(FrozenError):
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"""
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A frozen attribute has been attempted to be modified.
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.. versionadded:: 20.1.0
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"""
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class AttrsAttributeNotFoundError(ValueError):
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"""
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An ``attrs`` function couldn't find an attribute that the user asked for.
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.. versionadded:: 16.2.0
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"""
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class NotAnAttrsClassError(ValueError):
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"""
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A non-``attrs`` class has been passed into an ``attrs`` function.
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.. versionadded:: 16.2.0
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"""
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class DefaultAlreadySetError(RuntimeError):
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"""
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A default has been set using ``attr.ib()`` and is attempted to be reset
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using the decorator.
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.. versionadded:: 17.1.0
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"""
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class UnannotatedAttributeError(RuntimeError):
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"""
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A class with ``auto_attribs=True`` has an ``attr.ib()`` without a type
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annotation.
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.. versionadded:: 17.3.0
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"""
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class PythonTooOldError(RuntimeError):
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"""
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It was attempted to use an ``attrs`` feature that requires a newer Python
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version.
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.. versionadded:: 18.2.0
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"""
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class NotCallableError(TypeError):
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"""
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A ``attr.ib()`` requiring a callable has been set with a value
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that is not callable.
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.. versionadded:: 19.2.0
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"""
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def __init__(self, msg, value):
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super(TypeError, self).__init__(msg, value)
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self.msg = msg
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self.value = value
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def __str__(self):
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return str(self.msg)
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