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How to use has_varargs method in hypothesis

Best Python code snippet using hypothesis

test_inspect_args.py

Source:test_inspect_args.py

...202    assert is_partial_args(f, (None,), {})203    assert is_partial_args(f, (), {'func': None})204    assert is_partial_args(f, (None,), {'func': None}) is False205def test_has_unknown_args():206    assert has_varargs(1) is False207    assert has_varargs(map)208    assert has_varargs(make_func('')) is False209    assert has_varargs(make_func('x, y, z')) is False210    assert has_varargs(make_func('*args'))211    assert has_varargs(make_func('**kwargs')) is False212    assert has_varargs(make_func('x, y, *args, **kwargs'))213    assert has_varargs(make_func('x, y, z=1')) is False214    assert has_varargs(make_func('x, y, z=1, **kwargs')) is False215    if PY3:216        f = make_func('*args')217        f.__signature__ = 34218        assert has_varargs(f) is False219        class RaisesValueError(object):220            def __call__(self):221                pass222            @property223            def __signature__(self):224                raise ValueError('Testing Python 3.4')225        f = RaisesValueError()226        assert has_varargs(f) is None227def test_num_required_args():228    assert num_required_args(lambda: None) == 0229    assert num_required_args(lambda x: None) == 1230    assert num_required_args(lambda x, *args: None) == 1231    assert num_required_args(lambda x, **kwargs: None) == 1232    assert num_required_args(lambda x, y, *args, **kwargs: None) == 2233    assert num_required_args(map) == 2234    assert num_required_args(dict) is None235def test_has_keywords():236    assert has_keywords(lambda: None) is False237    assert has_keywords(lambda x: None) is False238    assert has_keywords(lambda x=1: None)239    assert has_keywords(lambda **kwargs: None)240    assert has_keywords(int)241    assert has_keywords(sorted)242    assert has_keywords(max)243    assert has_keywords(map) is False244    assert has_keywords(bytearray) is None245def test_has_varargs():246    assert has_varargs(lambda: None) is False247    assert has_varargs(lambda *args: None)248    assert has_varargs(lambda **kwargs: None) is False249    assert has_varargs(map)250    if PY3:251        assert has_varargs(max) is None252def test_is_arity():253    assert is_arity(0, lambda: None)254    assert is_arity(1, lambda: None) is False255    assert is_arity(1, lambda x: None)256    assert is_arity(3, lambda x, y, z: None)257    assert is_arity(1, lambda x, *args: None) is False258    assert is_arity(1, lambda x, **kwargs: None) is False259    assert is_arity(1, all)260    assert is_arity(2, map) is False261    assert is_arity(2, range) is None262def test_introspect_curry_valid_py3(check_valid=is_valid_args, incomplete=False):263    if not PY3:264        return265    orig_check_valid = check_valid266    check_valid = lambda _func, *args, **kwargs: orig_check_valid(_func, args, kwargs)267    f = toolz.curry(make_func('x, y, z=0'))268    assert check_valid(f)269    assert check_valid(f, 1)270    assert check_valid(f, 1, 2)271    assert check_valid(f, 1, 2, 3)272    assert check_valid(f, 1, 2, 3, 4) is False273    assert check_valid(f, invalid_keyword=True) is False274    assert check_valid(f(1))275    assert check_valid(f(1), 2)276    assert check_valid(f(1), 2, 3)277    assert check_valid(f(1), 2, 3, 4) is False278    assert check_valid(f(1), x=2) is False279    assert check_valid(f(1), y=2)280    assert check_valid(f(x=1), 2) is False281    assert check_valid(f(x=1), y=2)282    assert check_valid(f(y=2), 1)283    assert check_valid(f(y=2), 1, z=3)284    assert check_valid(f(y=2), 1, 3) is False285    f = toolz.curry(make_func('x, y, z=0'), 1, x=1)286    assert check_valid(f) is False287    assert check_valid(f, z=3) is False288    f = toolz.curry(make_func('x, y, *args, z'))289    assert check_valid(f)290    assert check_valid(f, 0)291    assert check_valid(f(1), 0)292    assert check_valid(f(1, 2), 0)293    assert check_valid(f(1, 2, 3), 0)294    assert check_valid(f(1, 2, 3, 4), 0)295    assert check_valid(f(1, 2, 3, 4), z=4)296    assert check_valid(f(x=1))297    assert check_valid(f(x=1), 1) is False298    assert check_valid(f(x=1), y=2)299def test_introspect_curry_partial_py3():300    test_introspect_curry_valid_py3(check_valid=is_partial_args, incomplete=True)301def test_introspect_curry_py3():302    if not PY3:303        return304    f = toolz.curry(make_func(''))305    assert num_required_args(f) == 0306    assert is_arity(0, f)307    assert has_varargs(f) is False308    assert has_keywords(f) is False309    f = toolz.curry(make_func('x'))310    assert num_required_args(f) == 0311    assert is_arity(0, f) is False312    assert is_arity(1, f) is False313    assert has_varargs(f) is False314    assert has_keywords(f)  # A side-effect of being curried315    f = toolz.curry(make_func('x, y, z=0'))316    assert num_required_args(f) == 0317    assert is_arity(0, f) is False318    assert is_arity(1, f) is False319    assert is_arity(2, f) is False320    assert is_arity(3, f) is False321    assert has_varargs(f) is False322    assert has_keywords(f)323    f = toolz.curry(make_func('*args, **kwargs'))324    assert num_required_args(f) == 0325    assert has_varargs(f)326    assert has_keywords(f)327def test_introspect_builtin_modules():328    mods = [builtins, functools, itertools, operator, toolz,329            toolz.functoolz, toolz.itertoolz, toolz.dicttoolz, toolz.recipes]330    blacklist = set()331    def add_blacklist(mod, attr):332        if hasattr(mod, attr):333            blacklist.add(getattr(mod, attr))334    add_blacklist(builtins, 'basestring')335    add_blacklist(builtins, 'NoneType')336    add_blacklist(builtins, '__metaclass__')337    add_blacklist(builtins, 'sequenceiterator')338    def is_missing(modname, name, func):339        if name.startswith('_') and not name.startswith('__'):...

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