diff --git a/example_usage_api.py b/example_usage_api.py
old mode 100644
new mode 100755
index 3f2569e..17b6a27
--- a/example_usage_api.py
+++ b/example_usage_api.py
@@ -26,4 +26,3 @@ def main():
 
 if __name__ == "__main__":
     main()
-
diff --git a/poke_sdk/PokeAPI.py b/poke_sdk/PokeAPI.py
old mode 100644
new mode 100755
diff --git a/poke_sdk/__init__.py b/poke_sdk/__init__.py
old mode 100644
new mode 100755
diff --git a/poke_sdk/api_client.py b/poke_sdk/api_client.py
old mode 100644
new mode 100755
diff --git a/poke_sdk/exceptions.py b/poke_sdk/exceptions.py
old mode 100644
new mode 100755
diff --git a/poke_sdk/models.py b/poke_sdk/models.py
old mode 100644
new mode 100755
diff --git a/requirements.txt b/requirements.txt
old mode 100644
new mode 100755
diff --git a/tests/test_poke_api.py b/tests/test_poke_api.py
old mode 100644
new mode 100755
index a33076e..33b97cb
--- a/tests/test_poke_api.py
+++ b/tests/test_poke_api.py
@@ -26,6 +26,6 @@ class TestPokeAPI(unittest.TestCase):
         with self.assertRaises(APIError):
             self.api.get_generation("invalid_id")
 
-
+#adding main
 if __name__ == '__main__':
     unittest.main()