fix flake8/isort issues

Author: nicolaiarocci

eve_sqlalchemy/tests/config/__init__.py

@@ -1,8 +1,8 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
-from sqlalchemy import Column, DateTime, String, func
 from sqlalchemy.ext.declarative import declared_attr
+
 from eve_sqlalchemy.declarative import BaseModel
 
 

eve_sqlalchemy/tests/integration/collection_class_set.py

@@ -8,7 +8,6 @@
 from eve_sqlalchemy.declarative import BaseModel
 from eve_sqlalchemy.tests import TestMinimal
 
-
 association_table = Table(
     'association', BaseModel.metadata,
     Column('left_id', Integer, ForeignKey('left.id')),

eve_sqlalchemy/tests/integration/get_none_values.py

@@ -1,12 +1,11 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
-from sqlalchemy import Column, DateTime, Integer, String, func
+from sqlalchemy import Column, Integer
 
 from eve_sqlalchemy.config import DomainConfig, ResourceConfig
-from eve_sqlalchemy.tests import TestMinimal
-
 from eve_sqlalchemy.declarative import BaseModel
+from eve_sqlalchemy.tests import TestMinimal
 
 
 class Node(BaseModel):
@@ -29,7 +28,8 @@ class Node(BaseModel):
 class TestGetNoneValues(TestMinimal):
 
     def setUp(self, url_converters=None):
-        super(TestGetNoneValues, self).setUp(SETTINGS, url_converters, BaseModel)
+        super(TestGetNoneValues, self).setUp(SETTINGS, url_converters,
+                                             BaseModel)
 
     def bulk_insert(self):
         self.app.data.insert('nodes', [{'id': k} for k in range(1, 5)])

eve_sqlalchemy/tests/test_sql_tables.py

@@ -1,7 +1,10 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
-from sqlalchemy import Boolean, Column, DateTime, Float, ForeignKey, Integer, LargeBinary, PickleType, String, Table
+from sqlalchemy import (
+    Boolean, Column, DateTime, Float, ForeignKey, Integer, LargeBinary,
+    PickleType, String, Table,
+)
 from sqlalchemy.orm import relationship
 
 from eve_sqlalchemy.declarative import BaseModel