Post black reformatting

Applied on top of a pure run of black -l 79 in
I7eda77fed3d8e73df84b3651fd6cfcfe858d4dc9,  this set of changes
resolves all remaining flake8 conditions for those codes
we have enabled in setup.cfg.

Included are resolutions for all remaining flake8 issues
including shadowed builtins, long lines, import order, unused
imports, duplicate imports, and docstring issues.

Change-Id: I4f72d3ba1380dd601610ff80b8fb06a2aff8b0fe

1 files changed, 45 insertions, 16 deletions

diff --git a/test/orm/inheritance/test_basic.py b/test/orm/inheritance/test_basic.py
index d871a6a98..f2336980c 100644
--- a/test/orm/inheritance/test_basic.py
+++ b/test/orm/inheritance/test_basic.py
@@ -1,20 +1,48 @@
-import warnings
-from sqlalchemy.testing import eq_, is_, assert_raises, assert_raises_message
-from sqlalchemy import *
-from sqlalchemy import exc as sa_exc, util, event
-from sqlalchemy.orm import *
-from sqlalchemy.orm.util import instance_str
-from sqlalchemy.orm import exc as orm_exc, attributes
-from sqlalchemy.testing.assertsql import AllOf, CompiledSQL, RegexSQL, Or
-from sqlalchemy.sql import table, column
+from sqlalchemy import Boolean
+from sqlalchemy import case
+from sqlalchemy import column
+from sqlalchemy import event
+from sqlalchemy import exc as sa_exc
+from sqlalchemy import ForeignKey
+from sqlalchemy import func
+from sqlalchemy import inspect
+from sqlalchemy import Integer
+from sqlalchemy import MetaData
+from sqlalchemy import select
+from sqlalchemy import String
+from sqlalchemy import table
 from sqlalchemy import testing
+from sqlalchemy import util
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import attributes
+from sqlalchemy.orm import class_mapper
+from sqlalchemy.orm import clear_mappers
+from sqlalchemy.orm import column_property
+from sqlalchemy.orm import composite
+from sqlalchemy.orm import create_session
+from sqlalchemy.orm import deferred
+from sqlalchemy.orm import exc as orm_exc
+from sqlalchemy.orm import joinedload
+from sqlalchemy.orm import mapper
+from sqlalchemy.orm import object_mapper
+from sqlalchemy.orm import polymorphic_union
+from sqlalchemy.orm import relationship
+from sqlalchemy.orm import Session
+from sqlalchemy.orm import sessionmaker
+from sqlalchemy.orm import synonym
+from sqlalchemy.orm.util import instance_str
+from sqlalchemy.testing import assert_raises
+from sqlalchemy.testing import assert_raises_message
 from sqlalchemy.testing import engines
+from sqlalchemy.testing import eq_
 from sqlalchemy.testing import fixtures
-from test.orm import _fixtures
-from sqlalchemy.testing.schema import Table, Column
-from sqlalchemy import inspect
-from sqlalchemy.ext.declarative import declarative_base
-from sqlalchemy.testing.util import gc_collect
+from sqlalchemy.testing import is_
+from sqlalchemy.testing.assertsql import AllOf
+from sqlalchemy.testing.assertsql import CompiledSQL
+from sqlalchemy.testing.assertsql import Or
+from sqlalchemy.testing.assertsql import RegexSQL
+from sqlalchemy.testing.schema import Column
+from sqlalchemy.testing.schema import Table
 
 
 class O2MTest(fixtures.MappedTest):
@@ -1015,7 +1043,8 @@ class M2OUseGetTest(fixtures.MappedTest):
                 # the 'primaryjoin' looks just like "Sub"'s "get" clause
                 # (based on the Base id), and foreign_keys since that join
                 # condition doesn't actually have any fks in it
-                # 'sub':relationship(Sub, primaryjoin=base.c.id==related.c.sub_id,
+                # 'sub':relationship(Sub,
+                # primaryjoin=base.c.id==related.c.sub_id,
                 # foreign_keys=related.c.sub_id)
                 # now we can use this:
                 "sub": relationship(Sub)
@@ -1984,7 +2013,7 @@ class DistinctPKTest(fixtures.MappedTest):
             r"On mapper Mapper\|Employee\|employees, "
             "primary key column 'persons.id' is being "
             "combined with distinct primary key column 'employees.eid' "
-            "in attribute 'id'.  Use explicit properties to give "
+            "in attribute 'id'. Use explicit properties to give "
             "each column its own mapped attribute name.",
             self._do_test,
             True,