so_magic.data.backend.backend.Backend.__init__() - Code Metrics - Inspection of "docs(phi): fix warnings of phi module and test the..." - boromir674/so-magic - Measure and Improve Code Quality continuously with Scrutinizer

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by Konstantinos

created 2021-04-16 14:16 UTC

so_magic.data.backend.backend.Backend.init() A

↳ Parent: so_magic.data.backend.backend

Complexity

Conditions

Size

Total Lines	4
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	4
nop	2
dl	0
loc	4
rs	10
c	0
b	0
f	0

"""This module defines the Data Engine Wrapper as the Backend class which constructor can initialize Backend instances
."""
import attr
from so_magic.data.magic_datapoints_factory import BroadcastingDatapointsFactory
from so_magic.data.datapoints_manager import DatapointsManager


@attr.s
class Backend:
    """Wrapper of a data engine, a datapoints manager and a datapoints factory.

    Instances of this class act as data placeholders (aka data classes) and take at runtime a data engine (eg a set of
    pandas-dependent implementations of the "Tabular Data interfaces" defined in so_magic.data.interfaces).

    Args:
        engine_instance (DataEngine): a data engine represented as a class object (eg class MyClass: pass)
    """
    engine_instance = attr.ib(init=True)
    datapoints_manager = attr.ib(init=False, default=attr.Factory(DatapointsManager))
    datapoints_factory = attr.ib(init=True, default=attr.Factory(BroadcastingDatapointsFactory))

    @property
    def engine(self):
        """The Data Engine instance, that this object wraps around.

        Returns:
            DataEngine: the Data Engine instance object
        """
        return self.engine_instance

    @engine.setter
    def engine(self, engine):
        """Set the Data Engine instance to the input engine object.

        Args:
            engine (DataEngine): the Data Engine object to set with
        """
        self.engine_instance = engine


1			"""This module defines the Data Engine Wrapper as the Backend class which constructor can initialize Backend instances
2			."""
3			import attr
4			from so_magic.data.magic_datapoints_factory import BroadcastingDatapointsFactory
5			from so_magic.data.datapoints_manager import DatapointsManager
6
7
8			@attr.s
9			class Backend:
10			"""Wrapper of a data engine, a datapoints manager and a datapoints factory.
11
12			Instances of this class act as data placeholders (aka data classes) and take at runtime a data engine (eg a set of
13			pandas-dependent implementations of the "Tabular Data interfaces" defined in so_magic.data.interfaces).
14
15			Args:
16			engine_instance (DataEngine): a data engine represented as a class object (eg class MyClass: pass)
17			"""
18			engine_instance = attr.ib(init=True)
19			datapoints_manager = attr.ib(init=False, default=attr.Factory(DatapointsManager))
20			datapoints_factory = attr.ib(init=True, default=attr.Factory(BroadcastingDatapointsFactory))
21
22			@property
23			def engine(self):
24			"""The Data Engine instance, that this object wraps around.
25
26			Returns:
27			DataEngine: the Data Engine instance object
28			"""
29			return self.engine_instance
30
31			@engine.setter
32			def engine(self, engine):
33			"""Set the Data Engine instance to the input engine object.
34
35			Args:
36			engine (DataEngine): the Data Engine object to set with
37			"""
38			self.engine_instance = engine
39

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