Update black flak8 and zimports

Change-Id: I488c9557eda390e4a88319affd4c8813ee274f80

3 files changed, 3 insertions, 3 deletions

diff --git a/examples/performance/single_inserts.py b/examples/performance/single_inserts.py
index 2dd87d5b6..991d213a0 100644
--- a/examples/performance/single_inserts.py
+++ b/examples/performance/single_inserts.py
@@ -56,7 +56,7 @@ def test_orm_commit(n):
 
 @Profiler.profile
 def test_bulk_save(n):
-    """Individual INSERT/COMMIT pairs using the "bulk" API """
+    """Individual INSERT/COMMIT pairs using the "bulk" API"""
 
     for i in range(n):
         session = Session(bind=engine)
diff --git a/examples/space_invaders/space_invaders.py b/examples/space_invaders/space_invaders.py
index ed6c47abc..1690145db 100644
--- a/examples/space_invaders/space_invaders.py
+++ b/examples/space_invaders/space_invaders.py
@@ -253,7 +253,7 @@ class EnemyGlyph(Glyph):
 
 
 class ArmyGlyph(EnemyGlyph):
-    """Describe an enemy that's part of the "army". """
+    """Describe an enemy that's part of the "army"."""
 
     __mapper_args__ = {"polymorphic_identity": "army"}
 
diff --git a/examples/versioned_rows/versioned_update_old_row.py b/examples/versioned_rows/versioned_update_old_row.py
index 5aa0f424a..0da28cf42 100644
--- a/examples/versioned_rows/versioned_update_old_row.py
+++ b/examples/versioned_rows/versioned_update_old_row.py
@@ -102,7 +102,7 @@ def before_flush(session, flush_context, instances):
 
 @event.listens_for(Query, "before_compile", retval=True)
 def before_compile(query):
-    """ensure all queries for VersionedStartEnd include criteria """
+    """ensure all queries for VersionedStartEnd include criteria"""
 
     for ent in query.column_descriptions:
         entity = ent["entity"]