Respect coding guidelines

Author: Johannes Richter

tests/test_client.py

@@ -202,18 +202,20 @@ def test_gql():
     assert result["user"] is None
 
 
+@pytest.mark.requests
 def test_sync_transport_close_on_schema_retrieval_failure():
     """
     Ensure that the transport session is closed if an error occurs when
     entering the context manager (e.g., because schema retrieval fails)
     """
 
     from gql.transport.requests import RequestsHTTPTransport
+
     transport = RequestsHTTPTransport(url="http://localhost/")
     client = Client(transport=transport, fetch_schema_from_transport=True)
 
     try:
-        with client as session:
+        with client:
             pass
     except Exception:
         # we don't care what exception is thrown, we just want to check if the
@@ -232,11 +234,12 @@ async def test_async_transport_close_on_schema_retrieval_failure():
     """
 
     from gql.transport.aiohttp import AIOHTTPTransport
+
     transport = AIOHTTPTransport(url="http://localhost/")
     client = Client(transport=transport, fetch_schema_from_transport=True)
 
     try:
-        async with client as session:
+        async with client:
             pass
     except Exception:
         # we don't care what exception is thrown, we just want to check if the