Path 1: 2003 calls (0.92)

ClassDef (487) Dict (447) Instance (422) List (388) Tuple (163) Const (54) Set (27) FrozenSet (5) Generator (5) AsyncGenerator (5)

'__iter__' (789) '__class_getitem__' (479) '__getitem__' (408) '__contains__' (118) 'keys' (117) '__setitem__' (67) '__delitem__' (18) '__aiter__' (7)...

True (2003) 

1def _supports_protocol_method(value: nodes.NodeNG, attr: str) -> bool:
2    try:
3        attributes = value.getattr(attr)
4    except astroid.NotFoundError:
5        return False
6
7    first = attributes[0]
8
9    # Return False if a constant is assigned
10    if isinstance(first, nodes.AssignName):
11        this_assign_parent = get_node_first_ancestor_of_type(
12            first, (nodes.Assign, nodes.NamedExpr)
13        )
14        if this_assign_parent is None:  # pragma: no cover
15            # Cannot imagine this being None, but return True to avoid false positives
16            return True
17        if isinstance(this_assign_parent.value, nodes.BaseContainer):
18            if all(isinstance(n, nodes.Const) for n in this_assign_parent.value.elts):
19                return False
20        if isinstance(this_assign_parent.value, nodes.Const):
21            return False
22    return True

Path 2: 149 calls (0.07)

Instance (62) Const (44) ClassDef (42) Generator (1)

'__getitem__' (62) '__iter__' (42) '__class_getitem__' (22) '__contains__' (19) '__setitem__' (3) '__delitem__' (1)

False (149)

AttributeInferenceError (149) 

1def _supports_protocol_method(value: nodes.NodeNG, attr: str) -> bool:
2    try:
3        attributes = value.getattr(attr)
4    except astroid.NotFoundError:
5        return False
6
7    first = attributes[0]
8
9    # Return False if a constant is assigned
10    if isinstance(first, nodes.AssignName):
11        this_assign_parent = get_node_first_ancestor_of_type(
12            first, (nodes.Assign, nodes.NamedExpr)
13        )
14        if this_assign_parent is None:  # pragma: no cover
15            # Cannot imagine this being None, but return True to avoid false positives
16            return True
17        if isinstance(this_assign_parent.value, nodes.BaseContainer):
18            if all(isinstance(n, nodes.Const) for n in this_assign_parent.value.elts):
19                return False
20        if isinstance(this_assign_parent.value, nodes.Const):
21            return False
22    return True

Path 3: 10 calls (0.0)

ClassDef (8) Instance (2)

'__class_getitem__' (8) '__iter__' (2)

True (10) 

1def _supports_protocol_method(value: nodes.NodeNG, attr: str) -> bool:
2    try:
3        attributes = value.getattr(attr)
4    except astroid.NotFoundError:
5        return False
6
7    first = attributes[0]
8
9    # Return False if a constant is assigned
10    if isinstance(first, nodes.AssignName):
11        this_assign_parent = get_node_first_ancestor_of_type(
12            first, (nodes.Assign, nodes.NamedExpr)
13        )
14        if this_assign_parent is None:  # pragma: no cover
15            # Cannot imagine this being None, but return True to avoid false positives
16            return True
17        if isinstance(this_assign_parent.value, nodes.BaseContainer):
18            if all(isinstance(n, nodes.Const) for n in this_assign_parent.value.elts):
19                return False
20        if isinstance(this_assign_parent.value, nodes.Const):
21            return False
22    return True

Path 4: 6 calls (0.0)

ClassDef (3) Instance (3)

'__contains__' (3) '__getitem__' (2) '__iter__' (1)

False (6) 

1def _supports_protocol_method(value: nodes.NodeNG, attr: str) -> bool:
2    try:
3        attributes = value.getattr(attr)
4    except astroid.NotFoundError:
5        return False
6
7    first = attributes[0]
8
9    # Return False if a constant is assigned
10    if isinstance(first, nodes.AssignName):
11        this_assign_parent = get_node_first_ancestor_of_type(
12            first, (nodes.Assign, nodes.NamedExpr)
13        )
14        if this_assign_parent is None:  # pragma: no cover
15            # Cannot imagine this being None, but return True to avoid false positives
16            return True
17        if isinstance(this_assign_parent.value, nodes.BaseContainer):
18            if all(isinstance(n, nodes.Const) for n in this_assign_parent.value.elts):
19                return False
20        if isinstance(this_assign_parent.value, nodes.Const):
21            return False
22    return True

Path 5: 1 calls (0.0)

Instance (1)

'__iter__' (1)

False (1) 

1def _supports_protocol_method(value: nodes.NodeNG, attr: str) -> bool:
2    try:
3        attributes = value.getattr(attr)
4    except astroid.NotFoundError:
5        return False
6
7    first = attributes[0]
8
9    # Return False if a constant is assigned
10    if isinstance(first, nodes.AssignName):
11        this_assign_parent = get_node_first_ancestor_of_type(
12            first, (nodes.Assign, nodes.NamedExpr)
13        )
14        if this_assign_parent is None:  # pragma: no cover
15            # Cannot imagine this being None, but return True to avoid false positives
16            return True
17        if isinstance(this_assign_parent.value, nodes.BaseContainer):
18            if all(isinstance(n, nodes.Const) for n in this_assign_parent.value.elts):
19                return False
20        if isinstance(this_assign_parent.value, nodes.Const):
21            return False
22    return True