InListCondition.__init__() - Code Metrics - Inspection of "Added conditions." - PyETLT/etlt - Measure and Improve Code Quality continuously with Scrutinizer

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by P.R.

created 2016-07-11 15:52 UTC

InListCondition.init() A

↳ Parent: InListCondition

Complexity

Conditions

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Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	20
rs	9.4285
cc	1

1			"""
2			ETLT
3
4			Copyright 2016 Set Based IT Consultancy
5
6			Licence MIT
7			"""
8			from etlt.condition.Condition import Condition
9
10
11			class InListCondition(Condition):
12			"""
13			A list condition matches a single field against a list of values.
14			"""
15
16			# ------------------------------------------------------------------------------------------------------------------
17			def __init__(self, field, values):
18			"""
19			Object contructor.
20
21			:param str field: The name of the field in the row that must be match against the expression.
22			:param list[str] values: The list of values.
23			"""
24			self._field = field
25			"""
26			The name of the field in the row that must be match against the list of values.
27
28			:type str:
29			"""
30
31			self._values = values
32			"""
33			The list of values.
34
35			:type list[str]:
36			"""
37
38			# ------------------------------------------------------------------------------------------------------------------
39			@property
40			def field(self):
41			"""
42			Getter for field.
43
44			:rtype: str
45			"""
46			return self._field
47
48			# ------------------------------------------------------------------------------------------------------------------
49			@property
50			def values(self):
51			"""
52			Getter for values.
53
54			:rtype: list[str]
55			"""
56			return self._values
57
58			# ------------------------------------------------------------------------------------------------------------------
59			def populate_values(self, rows, field):
60			"""
61			Populates the filter values of this filter using list of rows.
62
63			:param list[dict[str,T]] rows: The row set.
64			:param str field: The field name.
65			"""
66			self._values.clear()
67			for row in rows:
68			self._values.append(row[field])
69
70			# ------------------------------------------------------------------------------------------------------------------
71			def match(self, row):
72			"""
73			Returns True if the field is in the list of values. Returns False otherwise.
74
75			:param dict row: The row.
76
77			:rtype: bool
78			"""
79			return row[self._field] in self._values
80
81			# ----------------------------------------------------------------------------------------------------------------------
82

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