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"""Test warnings about access to undefined variables
for various Python 3 constructs. """
# pylint: disable=too-few-public-methods, no-init, no-self-use
class Undefined:
""" test various annotation problems. """
def test(self)->Undefined: # [undefined-variable]
""" used Undefined, which is Undefined in this scope. """
Undefined = True
def test1(self)->Undefined:
""" This Undefined exists at local scope. """
def test2(self):
""" This should not emit. """
def func()->Undefined:
""" empty """
return
return func
class Undefined1:
""" Other annotation problems. """
Undef = 42
ABC = 42
class InnerScope:
""" Test inner scope definition. """
def test_undefined(self)->Undef: # [undefined-variable]
""" Looking at a higher scope is impossible. """
def test1(self)->ABC: # [undefined-variable]
""" Triggers undefined-variable. """
class FalsePositive342(object):
# pylint: disable=line-too-long
""" Fix some false positives found in
https://bitbucket.org/logilab/pylint/issue/342/spurious-undefined-variable-for-class
"""
top = 42
def test_good(self, bac: top):
""" top is defined at this moment. """
def test_bad(self, bac: trop): # [undefined-variable]
""" trop is undefined at this moment. """
def test_bad1(self, *args: trop1): # [undefined-variable]
""" trop1 is undefined at this moment. """
def test_bad2(self, **bac: trop2): # [undefined-variable]
""" trop2 is undefined at this moment. """
from abc import ABCMeta
class Bad(metaclass=ABCMet): # [undefined-variable]
""" Notice the typo """
class SecondBad(metaclass=ab.ABCMeta): # [undefined-variable]
""" Notice the `ab` module. """
class Good(metaclass=int):
""" int is not a proper metaclass, but it is defined. """
class SecondGood(metaclass=Good):
""" empty """
class ThirdGood(metaclass=ABCMeta):
""" empty """
class FourthGood(ThirdGood):
""" This should not trigger anything. """
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