tptimer/env/lib/python2.7/site-packages/pylint/test/functional/singledispatch_functions.py

77 lines
1.4 KiB
Python

# pylint: disable=missing-docstring,import-error,unused-import,assignment-from-no-return
# pylint: disable=invalid-name, too-few-public-methods
from __future__ import print_function
from UNINFERABLE import uninferable_func
try:
from functools import singledispatch
except ImportError:
from singledispatch import singledispatch
my_single_dispatch = singledispatch
class FakeSingleDispatch(object):
@staticmethod
def register(function):
return function
def __call__(self, function):
return function
fake_singledispatch_decorator = FakeSingleDispatch()
@singledispatch
def func(arg):
return arg
@func.register(str)
def _(arg):
return 42
@func.register(float)
@func.register(int)
def _(arg):
return 42
@my_single_dispatch
def func2(arg):
return arg
@func2.register(int)
def _(arg):
return 42
@singledispatch
def with_extra_arg(arg, verbose=False):
if verbose:
print(arg)
return arg
@with_extra_arg.register(str)
def _(arg, verbose=False):
unused = 42 # [unused-variable]
return arg[::-1]
@fake_singledispatch_decorator
def not_single_dispatch(arg): # [unused-argument]
return 'not yet implemented'
@fake_singledispatch_decorator.register(str)
def bad_single_dispatch(arg): # [unused-argument]
return 42
@fake_singledispatch_decorator.register(str)
def bad_single_dispatch(arg): # [unused-argument, function-redefined]
return 24