Python operator.is_() Examples

The following are 30 code examples of operator.is_(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module operator , or try the search function .
Example #1
Source File: test_bool.py    From ironpython2 with Apache License 2.0 7 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        with test_support.check_py3k_warnings():
            self.assertIs(operator.isCallable(0), False)
            self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #2
Source File: persistence.py    From jbox with MIT License 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #3
Source File: test_bool.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        with test_support.check_py3k_warnings():
            self.assertIs(operator.isCallable(0), False)
            self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #4
Source File: persistence.py    From android_universal with MIT License 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #5
Source File: persistence.py    From jarvis with GNU General Public License v2.0 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #6
Source File: test_bool.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        with test_support.check_py3k_warnings():
            self.assertIs(operator.isCallable(0), False)
            self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #7
Source File: query.py    From sqlalchemy with MIT License 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ("_limit_clause", "limit()", None, operator.is_),
            ("_offset_clause", "offset()", None, operator.is_),
            ("_order_by_clauses", "order_by()", (), operator.eq),
            ("_group_by_clauses", "group_by()", (), operator.eq),
            ("_distinct", "distinct()", False, operator.is_),
            (
                "_from_obj",
                "join(), outerjoin(), select_from(), or from_self()",
                (),
                operator.eq,
            ),
            (
                "_legacy_setup_joins",
                "join(), outerjoin(), select_from(), or from_self()",
                (),
                operator.eq,
            ),
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" % (methname,)
                ) 
Example #8
Source File: expressions.py    From PeekabooAV with GNU General Public License v3.0 6 votes vote down vote up
def __init__(self, tokens):
        super().__init__(tokens)
        self.operator_map = {
            "<": operator.lt,
            "<=": operator.le,
            ">": operator.gt,
            ">=": operator.ge,
            "==": operator.eq,
            "!=": operator.ne,
            "in": EvalLogic.in_,
            "not in": EvalLogic.not_in,
            "is": operator.is_,
            "is not": operator.is_not,
            "isdisjoint": lambda a, b: a.isdisjoint(b),
            "and": operator.and_,
            "or": operator.or_,
        } 
Example #9
Source File: persistence.py    From pyRevit with GNU General Public License v3.0 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #10
Source File: persistence.py    From planespotter with MIT License 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #11
Source File: macro_is.py    From myia with MIT License 6 votes vote down vote up
def is_(info, a, b):
    """Implement the is operator."""
    anode, bnode = info.nodes()
    at = (await a.get()).xtype()
    bt = (await b.get()).xtype()
    if at is Nil or bt is Nil:
        return Constant(at is bt)
    elif at is NotImplementedType or bt is NotImplementedType:
        return Constant(at is bt)
    elif at is Bool and bt is Bool:
        return info.graph.apply(P.bool_eq, anode, bnode)
    elif at is Bool or bt is Bool:
        return Constant(False)
    else:
        raise MyiaTypeError(
            f'The operator "is" is only implemented for booleans '
            + f"and singletons such as None or NotImplemented."
        ) 
Example #12
Source File: persistence.py    From Fluid-Designer with GNU General Public License v3.0 6 votes vote down vote up
def _validate_query_state(self):
        for attr, methname, notset, op in (
            ('_limit', 'limit()', None, operator.is_),
            ('_offset', 'offset()', None, operator.is_),
            ('_order_by', 'order_by()', False, operator.is_),
            ('_group_by', 'group_by()', False, operator.is_),
            ('_distinct', 'distinct()', False, operator.is_),
            (
                '_from_obj',
                'join(), outerjoin(), select_from(), or from_self()',
                (), operator.eq)
        ):
            if not op(getattr(self.query, attr), notset):
                raise sa_exc.InvalidRequestError(
                    "Can't call Query.update() or Query.delete() "
                    "when %s has been called" %
                    (methname, )
                ) 
Example #13
Source File: transformation_utils.py    From federated with Apache License 2.0 6 votes vote down vote up
def get_all_payloads_with_value(self, value, equal_fn=None):
    """Returns all the payloads whose `value` attribute is equal to `value`.

    Args:
      value: The value to test.
      equal_fn: The optional function to use to determine equality, if `None` is
        specified `operator.is_` is used.
    """
    payloads = []
    if equal_fn is None:
      equal_fn = operator.is_
    comp = typing.cast(SequentialBindingNode, self.active_node)
    while comp.parent is not None or comp.older_sibling is not None:
      if comp.payload.value is not None and equal_fn(value, comp.payload.value):
        payloads.append(comp.payload)
      if comp.older_sibling is not None:
        comp = comp.older_sibling
      elif comp.parent is not None:
        comp = comp.parent
    return payloads 
Example #14
Source File: __init__.py    From aireamhan with MIT License 6 votes vote down vote up
def add_globals(self):
    "Add some Scheme standard procedures."
    import math, cmath, operator as op
    from functools import reduce
    self.update(vars(math))
    self.update(vars(cmath))
    self.update({
     '+':op.add, '-':op.sub, '*':op.mul, '/':op.itruediv, 'níl':op.not_, 'agus':op.and_,
     '>':op.gt, '<':op.lt, '>=':op.ge, '<=':op.le, '=':op.eq, 'mod':op.mod, 
     'frmh':cmath.sqrt, 'dearbhluach':abs, 'uas':max, 'íos':min,
     'cothrom_le?':op.eq, 'ionann?':op.is_, 'fad':len, 'cons':cons,
     'ceann':lambda x:x[0], 'tóin':lambda x:x[1:], 'iarcheangail':op.add,  
     'liosta':lambda *x:list(x), 'liosta?': lambda x:isa(x,list),
     'folamh?':lambda x: x == [], 'adamh?':lambda x: not((isa(x, list)) or (x == None)),
     'boole?':lambda x: isa(x, bool), 'scag':lambda f, x: list(filter(f, x)),
     'cuir_le':lambda proc,l: proc(*l), 'mapáil':lambda p, x: list(map(p, x)), 
     'lódáil':lambda fn: load(fn), 'léigh':lambda f: f.read(),
     'oscail_comhad_ionchuir':open,'dún_comhad_ionchuir':lambda p: p.file.close(), 
     'oscail_comhad_aschur':lambda f:open(f,'w'), 'dún_comhad_aschur':lambda p: p.close(),
     'dac?':lambda x:x is eof_object, 'luacháil':lambda x: evaluate(x),
     'scríobh':lambda x,port=sys.stdout:port.write(to_string(x) + '\n')})
    return self 
Example #15
Source File: test_operator.py    From medicare-demo with Apache License 2.0 5 votes vote down vote up
def test_is(self):
        a = b = 'xyzpdq'
        c = a[:3] + b[3:]
        self.failUnlessRaises(TypeError, operator.is_)
        self.failUnless(operator.is_(a, b))
        self.failIf(operator.is_(a,c)) 
Example #16
Source File: conftest.py    From twitter-stock-recommendation with MIT License 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #17
Source File: conftest.py    From recruit with Apache License 2.0 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #18
Source File: test_operator.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def test_is(self):
        a = b = 'xyzpdq'
        c = a[:3] + b[3:]
        self.failUnlessRaises(TypeError, operator.is_)
        self.failUnless(operator.is_(a, b))
        self.failIf(operator.is_(a,c)) 
Example #19
Source File: test_operator.py    From ironpython2 with Apache License 2.0 5 votes vote down vote up
def test_is(self):
        a = b = 'xyzpdq'
        c = a[:3] + b[3:]
        self.assertRaises(TypeError, operator.is_)
        self.assertTrue(operator.is_(a, b))
        self.assertFalse(operator.is_(a,c)) 
Example #20
Source File: conftest.py    From coffeegrindsize with MIT License 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #21
Source File: conftest.py    From vnpy_crypto with MIT License 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #22
Source File: test_operator.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def test_is(self):
        a = b = 'xyzpdq'
        c = a[:3] + b[3:]
        self.failUnlessRaises(TypeError, operator.is_)
        self.failUnless(operator.is_(a, b))
        self.failIf(operator.is_(a,c)) 
Example #23
Source File: test_operator.py    From BinderFilter with MIT License 5 votes vote down vote up
def test_is(self):
        a = b = 'xyzpdq'
        c = a[:3] + b[3:]
        self.assertRaises(TypeError, operator.is_)
        self.assertTrue(operator.is_(a, b))
        self.assertFalse(operator.is_(a,c)) 
Example #24
Source File: test_bool.py    From BinderFilter with MIT License 5 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        with test_support.check_py3k_warnings():
            self.assertIs(operator.isCallable(0), False)
            self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #25
Source File: test_bool.py    From medicare-demo with Apache License 2.0 5 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        self.assertIs(operator.isCallable(0), False)
        self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #26
Source File: conftest.py    From predictive-maintenance-using-machine-learning with Apache License 2.0 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #27
Source File: test_bool.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True) 
Example #28
Source File: test_itertools.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up
def test_accumulate_reducible_none(self):
        # Issue #25718: total is None
        it = accumulate([None, None, None], operator.is_)
        self.assertEqual(next(it), None)
        for proto in range(pickle.HIGHEST_PROTOCOL + 1):
            it_copy = pickle.loads(pickle.dumps(it, proto))
            self.assertEqual(list(it_copy), [True, False])
        self.assertEqual(list(copy.deepcopy(it)), [True, False])
        self.assertEqual(list(copy.copy(it)), [True, False]) 
Example #29
Source File: conftest.py    From fletcher with MIT License 5 votes vote down vote up
def na_cmp():
    """Binary operator for comparing NA values.

    Should return a function of two arguments that returns
    True if both arguments are (scalar) NA for your type.

    By default, uses ``operator.is_``
    """
    return operator.is_ 
Example #30
Source File: test_bool.py    From gcblue with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def test_operator(self):
        import operator
        self.assertIs(operator.truth(0), False)
        self.assertIs(operator.truth(1), True)
        with test_support.check_py3k_warnings():
            self.assertIs(operator.isCallable(0), False)
            self.assertIs(operator.isCallable(len), True)
        self.assertIs(operator.isNumberType(None), False)
        self.assertIs(operator.isNumberType(0), True)
        self.assertIs(operator.not_(1), False)
        self.assertIs(operator.not_(0), True)
        self.assertIs(operator.isSequenceType(0), False)
        self.assertIs(operator.isSequenceType([]), True)
        self.assertIs(operator.contains([], 1), False)
        self.assertIs(operator.contains([1], 1), True)
        self.assertIs(operator.isMappingType(1), False)
        self.assertIs(operator.isMappingType({}), True)
        self.assertIs(operator.lt(0, 0), False)
        self.assertIs(operator.lt(0, 1), True)
        self.assertIs(operator.is_(True, True), True)
        self.assertIs(operator.is_(True, False), False)
        self.assertIs(operator.is_not(True, True), False)
        self.assertIs(operator.is_not(True, False), True)