_Inspector.get_as_attribute() - Code Metrics - Inspection of "Make it keyword-only." - mwchase/class-namespaces - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( cf41ef...8e16ce )

by Max

created 2016-11-26 22:55 UTC

_Inspector.get_as_attribute() A

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Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	3
CRAP Score	2.2559

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	2
c	1
b	0
f	0
dl	0
loc	8
ccs	3
cts	5
cp	0.6
crap	2.2559
rs	9.4285

"""Inspector.

Wrapper around objects, helps expose protocols.

"""

import collections


class _Inspector(collections.namedtuple('_Inspector', ['object', 'dict'])):

    """Wrapper around objects. Provides access to protocold."""

    __slots__ = ()

    def __new__(cls, obj, *, mro):
        dct = collections.ChainMap(*[vars(cls) for cls in mro])
        return super().__new__(cls, obj, dct)

    def get_as_attribute(self, key):
        """Return attribute with the given name, or raise AttributeError."""
        try:
            return self.dict[key]
        # These lines will execute if an incomplete data descriptor is used for
        # the operation it doesn't define.
        except KeyError:
            raise AttributeError(key)


1		"""Inspector.
2
3		Wrapper around objects, helps expose protocols.
4
5		"""
6
7	6	import collections
8
9
10	6	class _Inspector(collections.namedtuple('_Inspector', ['object', 'dict'])):
11
12		"""Wrapper around objects. Provides access to protocold."""
13
14	6	__slots__ = ()
15
16	6	def __new__(cls, obj, *, mro):
17	6	dct = collections.ChainMap(*[vars(cls) for cls in mro])
18	6	return super().__new__(cls, obj, dct)
19
20	6	def get_as_attribute(self, key):
21		"""Return attribute with the given name, or raise AttributeError."""
22	6	try:
23	6	return self.dict[key]
24		# These lines will execute if an incomplete data descriptor is used for
25		# the operation it doesn't define.
26		except KeyError:
27		raise AttributeError(key)
28

mwchase / class-namespaces

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_Inspector.get_as_attribute() A

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