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- """Check exceeding negations in boolean expressions trigger warnings"""
-
- # pylint: disable=singleton-comparison,too-many-branches,too-few-public-methods,undefined-variable
- # pylint: disable=literal-comparison
- def unneeded_not():
- """This is not ok
- """
- bool_var = True
- someint = 2
- if not not bool_var: # [unneeded-not]
- pass
- if not someint == 1: # [unneeded-not]
- pass
- if not someint != 1: # [unneeded-not]
- pass
- if not someint < 1: # [unneeded-not]
- pass
- if not someint > 1: # [unneeded-not]
- pass
- if not someint <= 1: # [unneeded-not]
- pass
- if not someint >= 1: # [unneeded-not]
- pass
- if not not someint: # [unneeded-not]
- pass
- if not bool_var == True: # [unneeded-not]
- pass
- if not bool_var == False: # [unneeded-not]
- pass
- if not bool_var != True: # [unneeded-not]
- pass
- if not True == True: # [unneeded-not]
- pass
- if not 2 in [3, 4]: # [unneeded-not]
- pass
- if not someint is 'test': # [unneeded-not]
- pass
-
-
- def tolerated_statements():
- """This is ok"""
- bool_var = True
- someint = 2
- if not(bool_var == False and someint == 1):
- pass
- if 2 not in [3, 4]:
- pass
- if not someint == bool_var == 2:
- pass
- if not 2 <= someint < 3 < 4:
- pass
- if not set('bar') <= set('foobaz'):
- pass
- if not set(something) <= 3:
- pass
- if not frozenset(something) <= 3:
- pass
-
-
- class Klass(object):
- """This is also ok"""
- def __ne__(self, other):
- return not self == other
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