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112 lines
2.1 KiB
Python
112 lines
2.1 KiB
Python
def no_args():
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pass
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no_args()
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try:
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no_args('one_arg')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: 1 arg to no_args'
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try:
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no_args(kw='should fail')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: kwarg to no_args'
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def one_arg(arg):
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return arg
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one_arg('one_arg')
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assert "arg" == one_arg(arg="arg")
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try:
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one_arg()
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: no args to one_arg'
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try:
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one_arg(wrong_arg='wont work')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: incorrect kwarg to one_arg'
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try:
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one_arg('one_arg', 'two_arg')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: two args to one_arg'
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try:
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one_arg('one_arg', extra_arg='wont work')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: extra kwarg to one_arg'
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try:
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one_arg('one_arg', arg='duplicate')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: same pos and kwarg to one_arg'
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def one_default_arg(arg="default"):
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return arg
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assert 'default' == one_default_arg()
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assert 'arg' == one_default_arg('arg')
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assert 'kwarg' == one_default_arg(arg='kwarg')
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try:
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one_default_arg('one_arg', 'two_arg')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: two args to one_default_arg'
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def one_normal_one_default_arg(pos, arg="default"):
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return pos, arg
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assert ('arg', 'default') == one_normal_one_default_arg('arg')
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assert ('arg', 'arg2') == one_normal_one_default_arg('arg', 'arg2')
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try:
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one_normal_one_default_arg()
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: no args to one_normal_one_default_arg'
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try:
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one_normal_one_default_arg('one', 'two', 'three')
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except TypeError:
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pass
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else:
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assert False, 'no TypeError raised: three args to one_normal_one_default_arg'
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def two_pos(a, b):
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return (a, b)
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assert ('a', 'b') == two_pos('a', 'b')
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assert ('a', 'b') == two_pos(b='b', a='a')
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def kwargs_are_variable(x=[]):
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x.append(1)
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return x
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assert [1] == kwargs_are_variable()
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assert [1, 1] == kwargs_are_variable()
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