image_app.helpers.parse_image_alias() - Code Metrics - Inspection of ":twisted_rightwards_arrows: Merge pull request #39..." - cnr-ibba/IMAGE-InjectTool - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by Paolo

created 2019-07-01 14:44 UTC

image_app.helpers.parse_image_alias() A

↳ Parent: image_app.helpers

Complexity

Conditions

Size

Total Lines	17
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	10
dl	0
loc	17
rs	9.9
c	0
b	0
f	0
cc	3
nop	1

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Tue Feb  6 12:41:05 2018

@author: Paolo Cozzi <[email protected]>

Common functions in image_app

"""

import re

from .models import Animal, Sample

# a pattern to correctly parse aliases
ALIAS_PATTERN = re.compile(r"IMAGE([AS])([0-9]+)")


def parse_image_alias(alias):
    """Parse alias and return table and pk"""

    match = re.search(ALIAS_PATTERN, alias)

    letter, padded_pk = match.groups()
    table, pk = None, None

    if letter == "A":
        table = "Animal"

    elif letter == "S":
        table = "Sample"

    pk = int(padded_pk)

    return table, pk


def get_model_object(table, pk):
    """Get a model object relying on table name (Sample/Alias) and pk"""

    # get sample object
    if table == "Animal":
        sample_obj = Animal.objects.get(pk=pk)

    elif table == "Sample":
        sample_obj = Sample.objects.get(pk=pk)

    else:
        raise Exception("Unknown table '%s'" % (table))

    return sample_obj


1			#!/usr/bin/env python3
2			# -- coding: utf-8 --
3			"""
4			Created on Tue Feb 6 12:41:05 2018
5
6			@author: Paolo Cozzi <[email protected]>
7
8			Common functions in image_app
9
10			"""
11
12			import re
13
14			from .models import Animal, Sample
15
16			# a pattern to correctly parse aliases
17			ALIAS_PATTERN = re.compile(r"IMAGE([AS])([0-9]+)")
18
19
20			def parse_image_alias(alias):
21			"""Parse alias and return table and pk"""
22
23			match = re.search(ALIAS_PATTERN, alias)
24
25			letter, padded_pk = match.groups()
26			table, pk = None, None
27
28			if letter == "A":
29			table = "Animal"
30
31			elif letter == "S":
32			table = "Sample"
33
34			pk = int(padded_pk)
35
36			return table, pk
37
38
39			def get_model_object(table, pk):
40			"""Get a model object relying on table name (Sample/Alias) and pk"""
41
42			# get sample object
43			if table == "Animal":
44			sample_obj = Animal.objects.get(pk=pk)
45
46			elif table == "Sample":
47			sample_obj = Sample.objects.get(pk=pk)
48
49			else:
50			raise Exception("Unknown table '%s'" % (table))
51
52			return sample_obj
53

cnr-ibba / IMAGE-InjectTool

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image_app.helpers.parse_image_alias() A

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