diff --git a/src/serve.py b/src/serve.py
index 37a7906..16ac4ea 100644
--- a/src/serve.py
+++ b/src/serve.py
@@ -10,7 +10,6 @@ from image_prediction.utils.banner import show_banner
 
 
 def main():
-
     def predict(pdf):
         # Keras service_estimator.predict stalls when service_estimator was loaded in different process;
         # therefore, we re-load the model (part of the pipeline) every time we process a new document.
diff --git a/test/conftest.py b/test/conftest.py
index 65298b0..807551b 100644
--- a/test/conftest.py
+++ b/test/conftest.py
@@ -17,7 +17,7 @@ pytest_plugins = [
     "test.fixtures.parameters",
     "test.fixtures.pdf",
     "test.fixtures.target",
-    "test.unit_tests.image_stitching_test"
+    "test.unit_tests.image_stitching_test",
 ]
 
 
diff --git a/test/exploration_tests/funcy_test.py b/test/exploration_tests/funcy_test.py
index 30c2cef..fc32538 100644
--- a/test/exploration_tests/funcy_test.py
+++ b/test/exploration_tests/funcy_test.py
@@ -3,7 +3,7 @@ from funcy import rcompose, chunks
 
 
 def test_rcompose():
-    f = rcompose(lambda x: x ** 2, str, lambda x: x * 2)
+    f = rcompose(lambda x: x**2, str, lambda x: x * 2)
     assert f(3) == "99"