flake8 integration

.gitlab-ci.yml

@@ -5,5 +5,6 @@ test:python-3.4:
   stage: test
   image: python:3.4-slim
   script: 
+    - flake8 src/
     - coverage run src/manage.py test sherlock
-    - coverage report -m
+    - coverage report -m

requirements/dev.txt

@@ -1,3 +1,4 @@
 -r base.txt
 coverage
-django_coverage_plugin
+django_coverage_plugin
+flake8

src/sherlock/admin.py

@@ -1,7 +1,9 @@
 from django.contrib import admin
 
+
 from .models import Category, Gauge, Mesure
 
+
 class MesureAdmin(admin.ModelAdmin):
     model = Mesure
 

src/sherlock/models.py

@@ -1,34 +1,39 @@
 from django.db import models
 
+
 class Category(models.Model):
     name = models.CharField(max_length=255, unique=True)
 
     def __str__(self):
         return self.name
 
+
 class Gauge(models.Model):
     serial_number = models.CharField(max_length=40)
     category = models.ForeignKey(Category)
 
     def __str__(self):
         return '{} ({})'.format(self.category, self.serial_number)
-    
+
     class Meta:
         ordering = ['category']
 
+
 class Diff(object):
     def __init__(self, mesure_1, mesure_2):
         self.increase = abs(mesure_1.diff(mesure_2))
         self.timedelta = abs(mesure_1.moment - mesure_2.moment)
 
+
 class MesureManager(models.Manager):
     def create(self, moment, value, gauge_sn, category_label):
-        category, cat_created = Category.objects.get_or_create(name=category_label)
-        gauge, gauge_created = Gauge.objects.get_or_create(serial_number=gauge_sn, category=category)
+        cat, cat_created = Category.objects.get_or_create(name=category_label)
+        gauge, gauge_created = Gauge.objects.get_or_create(serial_number=gauge_sn, category=cat)
         mesure = Mesure.objects.create(moment=moment, value=value, gauge=gauge)
 
         return mesure
 
+
 class Mesure(models.Model):
     moment = models.DateTimeField()
     value = models.DecimalField(max_digits=10, decimal_places=4)
@@ -40,23 +45,23 @@ class Mesure(models.Model):
     def diff(self, other_mesure):
         if self.category != other_mesure.category:
             raise Exception('Cannot diff on two different categories')
-        
+
         return self.value - other_mesure.value
 
     @property
     def category(self):
         return self.gauge.category
-    
+
     @property
     def previous(self):
         try:
             return self.gauge.mesures.filter(moment__lt=self.moment).order_by('-moment')[0]
         except IndexError:
             return None
-    
+
     @property
     def next(self):
         try:
             return self.gauge.mesures.filter(moment__gt=self.moment).order_by('moment')[0]
         except IndexError:
-            return None
+            return None

src/sherlock/tests.py

@@ -1,10 +1,13 @@
 from datetime import datetime
 
+
 from django.test import TestCase
 from django.utils import timezone
 
+
 from .models import Category, Gauge, Mesure
 
+
 class TestCategoryModel(TestCase):
 
     def test_str(self):
@@ -12,6 +15,7 @@ class TestCategoryModel(TestCase):
 
         self.assertEqual('test', str(cat))
 
+
 class TestGaugeModel(TestCase):
 
     def test_str(self):
@@ -19,7 +23,7 @@ class TestGaugeModel(TestCase):
         gauge = Gauge.objects.create(serial_number='test', category=cat)
 
         self.assertEqual('eau (test)', str(gauge))
-    
+
     def test_default_ordering(self):
         cat_water = Category.objects.create(name='eau')
         cat_gaz = Category.objects.create(name='gaz')
@@ -35,18 +39,22 @@ class TestGaugeModel(TestCase):
         self.assertEqual(gauge_4, gauges_list[1])
         self.assertEqual(gauge_2, gauges_list[2])
         self.assertEqual(gauge_3, gauges_list[3])
-    
+
     def test_mesures_related_name(self):
+        now = timezone.make_aware(datetime.now())
+
         cat_water = Category.objects.create(name='eau')
         gauge_1 = Gauge.objects.create(serial_number='undefined', category=cat_water)
-        self.mesure_1 = Mesure.objects.create(moment=timezone.make_aware(datetime.now()), value=0.001, gauge=gauge_1)
+        self.mesure_1 = Mesure.objects.create(moment=now, value=0.001, gauge=gauge_1)
 
         self.assertEqual(1, len(gauge_1.mesures.all()))
 
+
 class TestMesureManager(TestCase):
     def test_create(self):
         raise Exception('not implemented yet')
 
+
 class TestMesureModel(TestCase):
 
     def setUp(self):
@@ -55,7 +63,7 @@ class TestMesureModel(TestCase):
 
         self.gauge_1 = Gauge.objects.create(serial_number='undefined', category=self.cat_water)
         self.gauge_2 = Gauge.objects.create(serial_number='undefined', category=self.cat_gaz)
-        
+
         d1 = timezone.make_aware(datetime(2016, 1, 1))
         d2 = timezone.make_aware(datetime(2016, 1, 2))
         d3 = timezone.make_aware(datetime(2016, 1, 3))
@@ -63,8 +71,8 @@ class TestMesureModel(TestCase):
         self.mesure_1 = Mesure.objects.create(moment=d1, value=0.001, gauge=self.gauge_1)
         self.mesure_2 = Mesure.objects.create(moment=d2, value=0.002, gauge=self.gauge_2)
         self.mesure_3 = Mesure.objects.create(moment=d3, value=0.003, gauge=self.gauge_1)
-        
-    def test_category_property(self):        
+
+    def test_category_property(self):
         self.assertEqual(self.cat_water, self.mesure_1.category)
 
     def test_diff_value(self):
@@ -74,13 +82,12 @@ class TestMesureModel(TestCase):
     def test_diff_raises_exception(self):
 
         with self.assertRaises(Exception):
-            mesure_1.diff(mesure_2)
-    
+            self.mesure_1.diff(self.mesure_2)
+
     def test_previous(self):
         self.assertEqual(self.mesure_1, self.mesure_3.previous)
         self.assertIsNone(self.mesure_1.previous)
-    
+
     def test_next(self):
         self.assertEqual(self.mesure_3, self.mesure_1.next)
         self.assertIsNone(self.mesure_3.next)
-    

tox.ini

@@ -0,0 +1,3 @@
+[flake8]
+max-line-length = 100
+exclude = migrations, manage.py