diff --git a/tests/test_account.py b/tests/test_account.py
index 513eea9..4f79f3e 100644
--- a/tests/test_account.py
+++ b/tests/test_account.py
@@ -14,7 +14,6 @@
 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
-
 """The test for the account management.
 
 """
diff --git a/tests/test_base_account.py b/tests/test_base_account.py
index 7721977..01ad713 100644
--- a/tests/test_base_account.py
+++ b/tests/test_base_account.py
@@ -14,7 +14,6 @@
 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
-
 """The test for the base account management.
 
 """