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, 10 insertions, 7 deletions

diff --git a/lib/sqlalchemy/testing/requirements.py b/lib/sqlalchemy/testing/requirements.py
index c96d26d32..941a9458b 100644
--- a/lib/sqlalchemy/testing/requirements.py
+++ b/lib/sqlalchemy/testing/requirements.py
@@ -243,7 +243,9 @@ class SuiteRequirements(Requirements):
     @property
     def sane_rowcount_w_returning(self):
         return exclusions.fails_if(
-            lambda config: not config.db.dialect.supports_sane_rowcount_returning,
+            lambda config: not (
+                config.db.dialect.supports_sane_rowcount_returning
+            ),
             "driver doesn't support 'sane' rowcount when returning is on",
         )
 
@@ -758,12 +760,13 @@ class SuiteRequirements(Requirements):
         present in a subquery in the WHERE clause.
 
         This is an ANSI-standard syntax that apparently MySQL can't handle,
-        such as:
+        such as::
+
+            UPDATE documents SET flag=1 WHERE documents.title IN
+                (SELECT max(documents.title) AS title
+                    FROM documents GROUP BY documents.user_id
+                )
 
-        UPDATE documents SET flag=1 WHERE documents.title IN
-            (SELECT max(documents.title) AS title
-                FROM documents GROUP BY documents.user_id
-            )
         """
         return exclusions.open()
 
@@ -944,7 +947,7 @@ class SuiteRequirements(Requirements):
 
     def _has_cextensions(self):
         try:
-            from sqlalchemy import cresultproxy, cprocessors
+            from sqlalchemy import cresultproxy, cprocessors  # noqa
 
             return True
         except ImportError: