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, 80 insertions, 65 deletions

diff --git a/test/orm/test_mapper.py b/test/orm/test_mapper.py
index 780272cf7..47710792e 100644
--- a/test/orm/test_mapper.py
+++ b/test/orm/test_mapper.py
@@ -1,44 +1,45 @@
 """General mapper operations with an emphasis on selecting/loading."""
 
-from sqlalchemy.testing import assert_raises, assert_raises_message
+import logging
+import logging.handlers
+
 import sqlalchemy as sa
+from sqlalchemy import ForeignKey
+from sqlalchemy import func
+from sqlalchemy import Integer
+from sqlalchemy import MetaData
+from sqlalchemy import select
+from sqlalchemy import String
 from sqlalchemy import testing
-from sqlalchemy import (
-    MetaData,
-    Integer,
-    String,
-    ForeignKey,
-    func,
-    util,
-    select,
-)
-from sqlalchemy.testing.schema import Table, Column
+from sqlalchemy import util
 from sqlalchemy.engine import default
-from sqlalchemy.orm import (
-    mapper,
-    relationship,
-    backref,
-    create_session,
-    class_mapper,
-    configure_mappers,
-    reconstructor,
-    aliased,
-    deferred,
-    synonym,
-    attributes,
-    column_property,
-    composite,
-    dynamic_loader,
-    comparable_property,
-    Session,
-)
+from sqlalchemy.orm import aliased
+from sqlalchemy.orm import attributes
+from sqlalchemy.orm import backref
+from sqlalchemy.orm import class_mapper
+from sqlalchemy.orm import column_property
+from sqlalchemy.orm import comparable_property
+from sqlalchemy.orm import composite
+from sqlalchemy.orm import configure_mappers
+from sqlalchemy.orm import create_session
+from sqlalchemy.orm import deferred
+from sqlalchemy.orm import dynamic_loader
+from sqlalchemy.orm import mapper
+from sqlalchemy.orm import reconstructor
+from sqlalchemy.orm import relationship
+from sqlalchemy.orm import Session
+from sqlalchemy.orm import synonym
 from sqlalchemy.orm.persistence import _sort_states
-from sqlalchemy.testing import eq_, AssertsCompiledSQL, is_
+from sqlalchemy.testing import assert_raises
+from sqlalchemy.testing import assert_raises_message
+from sqlalchemy.testing import AssertsCompiledSQL
+from sqlalchemy.testing import eq_
 from sqlalchemy.testing import fixtures
-from test.orm import _fixtures
+from sqlalchemy.testing import is_
 from sqlalchemy.testing.assertsql import CompiledSQL
-import logging
-import logging.handlers
+from sqlalchemy.testing.schema import Column
+from sqlalchemy.testing.schema import Table
+from test.orm import _fixtures
 
 
 class MapperTest(_fixtures.FixtureTest, AssertsCompiledSQL):
@@ -325,8 +326,8 @@ class MapperTest(_fixtures.FixtureTest, AssertsCompiledSQL):
         """
 
         class Foo(object):
-            def __init__(self, id):
-                self.id = id
+            def __init__(self, id_):
+                self.id = id_
 
         m = MetaData()
         foo_t = Table("foo", m, Column("id", String, primary_key=True))
@@ -336,10 +337,10 @@ class MapperTest(_fixtures.FixtureTest, AssertsCompiledSQL):
             if util.py2k:
 
                 def __lt__(self, other):
-                    assert not isinstance(other, basestring)
+                    assert not isinstance(other, basestring)  # noqa
                     return int(self) < other
 
-        foos = [Foo(id="f%d" % i) for i in range(5)]
+        foos = [Foo(id_="f%d" % i) for i in range(5)]
         states = [attributes.instance_state(f) for f in foos]
 
         for s in states[0:3]:
@@ -2536,7 +2537,20 @@ class OptionsTest(_fixtures.FixtureTest):
         self.sql_count_(4, go)
 
     def test_eager_degrade_deep(self):
-        users, Keyword, items, order_items, orders, Item, User, Address, keywords, item_keywords, Order, addresses = (
+        (
+            users,
+            Keyword,
+            items,
+            order_items,
+            orders,
+            Item,
+            User,
+            Address,
+            keywords,
+            item_keywords,
+            Order,
+            addresses,
+        ) = (
             self.tables.users,
             self.classes.Keyword,
             self.tables.items,
@@ -2689,7 +2703,18 @@ class OptionsTest(_fixtures.FixtureTest):
 class DeepOptionsTest(_fixtures.FixtureTest):
     @classmethod
     def setup_mappers(cls):
-        users, Keyword, items, order_items, Order, Item, User, keywords, item_keywords, orders = (
+        (
+            users,
+            Keyword,
+            items,
+            order_items,
+            Order,
+            Item,
+            User,
+            keywords,
+            item_keywords,
+            orders,
+        ) = (
             cls.tables.users,
             cls.classes.Keyword,
             cls.tables.items,
@@ -3312,10 +3337,8 @@ class DeferredPopulationTest(fixtures.MappedTest):
 
         session = create_session()
         human = (
-            session.query(Human)
-            .options(sa.orm.joinedload("thing"))  # noqa
-            .first()
-        )
+            session.query(Human).options(sa.orm.joinedload("thing")).first()
+        )  # noqa
         session.expunge_all()
         thing = session.query(Thing).options(sa.orm.undefer("name")).first()
         self._test(thing)
@@ -3325,10 +3348,8 @@ class DeferredPopulationTest(fixtures.MappedTest):
 
         session = create_session()
         human = (
-            session.query(Human)
-            .options(sa.orm.joinedload("thing"))  # noqa
-            .first()
-        )
+            session.query(Human).options(sa.orm.joinedload("thing")).first()
+        )  # noqa
         thing = session.query(Thing).options(sa.orm.undefer("name")).first()
         self._test(thing)
 
@@ -3337,11 +3358,8 @@ class DeferredPopulationTest(fixtures.MappedTest):
 
         session = create_session()
         result = (
-            session.query(Human)
-            .add_entity(Thing)  # noqa
-            .join("thing")
-            .first()
-        )
+            session.query(Human).add_entity(Thing).join("thing").first()
+        )  # noqa
         session.expunge_all()
         thing = session.query(Thing).options(sa.orm.undefer("name")).first()
         self._test(thing)
@@ -3351,11 +3369,8 @@ class DeferredPopulationTest(fixtures.MappedTest):
 
         session = create_session()
         result = (
-            session.query(Human)
-            .add_entity(Thing)  # noqa
-            .join("thing")
-            .first()
-        )
+            session.query(Human).add_entity(Thing).join("thing").first()
+        )  # noqa
         thing = session.query(Thing).options(sa.orm.undefer("name")).first()
         self._test(thing)
 
@@ -3714,8 +3729,8 @@ class RequirementsTest(fixtures.MappedTest):
             #  sa.exc.ArgumentError, mapper, NoWeakrefSupport, t2)
 
     class _ValueBase(object):
-        def __init__(self, value="abc", id=None):
-            self.id = id
+        def __init__(self, value="abc", id_=None):
+            self.id = id_
             self.value = value
 
         def __bool__(self):
@@ -3842,15 +3857,15 @@ class RequirementsTest(fixtures.MappedTest):
         ht2, ht1 = (self.tables.ht2, self.tables.ht1)
 
         class H1(self._ValueBase):
-            def __init__(self, value, id, h2s):
+            def __init__(self, value, id_, h2s):
                 self.value = value
-                self.id = id
+                self.id = id_
                 self.h2s = h2s
 
         class H2(self._ValueBase):
-            def __init__(self, value, id):
+            def __init__(self, value, id_):
                 self.value = value
-                self.id = id
+                self.id = id_
 
         mapper(H1, ht1, properties={"h2s": relationship(H2, backref="h1")})
         mapper(H2, ht2)
@@ -3860,12 +3875,12 @@ class RequirementsTest(fixtures.MappedTest):
                 H1(
                     "abc",
                     1,
-                    h2s=[H2("abc", id=1), H2("def", id=2), H2("def", id=3)],
+                    h2s=[H2("abc", id_=1), H2("def", id_=2), H2("def", id_=3)],
                 ),
                 H1(
                     "def",
                     2,
-                    h2s=[H2("abc", id=4), H2("abc", id=5), H2("def", id=6)],
+                    h2s=[H2("abc", id_=4), H2("abc", id_=5), H2("def", id_=6)],
                 ),
             ]
         )