1 files changed, 38 insertions, 28 deletions
diff --git a/examples/performance/single_inserts.py b/examples/performance/single_inserts.py
index cfce90300..79e34dfe6 100644
--- a/examples/performance/single_inserts.py
+++ b/examples/performance/single_inserts.py
@@ -28,7 +28,7 @@ Profiler.init("single_inserts", num=10000)
 def setup_database(dburl, echo, num):
     global engine
     engine = create_engine(dburl, echo=echo)
-    if engine.dialect.name == 'sqlite':
+    if engine.dialect.name == "sqlite":
         engine.pool = pool.StaticPool(creator=engine.pool._creator)
     Base.metadata.drop_all(engine)
     Base.metadata.create_all(engine)
@@ -42,8 +42,9 @@ def test_orm_commit(n):
         session = Session(bind=engine)
         session.add(
             Customer(
-                name='customer name %d' % i,
-                description='customer description %d' % i)
+                name="customer name %d" % i,
+                description="customer description %d" % i,
+            )
         )
         session.commit()
 
@@ -54,11 +55,14 @@ def test_bulk_save(n):
 
     for i in range(n):
         session = Session(bind=engine)
-        session.bulk_save_objects([
-            Customer(
-                name='customer name %d' % i,
-                description='customer description %d' % i
-            )])
+        session.bulk_save_objects(
+            [
+                Customer(
+                    name="customer name %d" % i,
+                    description="customer description %d" % i,
+                )
+            ]
+        )
         session.commit()
 
 
@@ -68,11 +72,15 @@ def test_bulk_insert_dictionaries(n):
 
     for i in range(n):
         session = Session(bind=engine)
-        session.bulk_insert_mappings(Customer, [
-            dict(
-                name='customer name %d' % i,
-                description='customer description %d' % i
-            )])
+        session.bulk_insert_mappings(
+            Customer,
+            [
+                dict(
+                    name="customer name %d" % i,
+                    description="customer description %d" % i,
+                )
+            ],
+        )
         session.commit()
 
 
@@ -85,9 +93,9 @@ def test_core(n):
             conn.execute(
                 Customer.__table__.insert(),
                 dict(
-                    name='customer name %d' % i,
-                    description='customer description %d' % i
-                )
+                    name="customer name %d" % i,
+                    description="customer description %d" % i,
+                ),
             )
 
 
@@ -102,9 +110,9 @@ def test_core_query_caching(n):
             conn.execution_options(compiled_cache=cache).execute(
                 ins,
                 dict(
-                    name='customer name %d' % i,
-                    description='customer description %d' % i
-                )
+                    name="customer name %d" % i,
+                    description="customer description %d" % i,
+                ),
             )
 
 
@@ -123,20 +131,22 @@ def test_dbapi_raw_w_pool(n):
 
 
 def _test_dbapi_raw(n, connect):
-    compiled = Customer.__table__.insert().values(
-        name=bindparam('name'),
-        description=bindparam('description')).\
-        compile(dialect=engine.dialect)
+    compiled = (
+        Customer.__table__.insert()
+        .values(name=bindparam("name"), description=bindparam("description"))
+        .compile(dialect=engine.dialect)
+    )
 
     if compiled.positional:
         args = (
-            ('customer name %d' % i, 'customer description %d' % i)
-            for i in range(n))
+            ("customer name %d" % i, "customer description %d" % i)
+            for i in range(n)
+        )
     else:
         args = (
             dict(
-                name='customer name %d' % i,
-                description='customer description %d' % i
+                name="customer name %d" % i,
+                description="customer description %d" % i,
             )
             for i in range(n)
         )
@@ -162,5 +172,5 @@ def _test_dbapi_raw(n, connect):
             conn.close()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     Profiler.main()