Bump graphql-core min version to 3.3.0a3 and remove await before subscribe (#417)

Author: leszekhanusz

gql/transport/local_schema.py

@@ -59,7 +59,7 @@ async def subscribe(
         The results are sent as an ExecutionResult object
         """
 
-        subscribe_result = await subscribe(self.schema, document, *args, **kwargs)
+        subscribe_result = subscribe(self.schema, document, *args, **kwargs)
 
         if isinstance(subscribe_result, ExecutionResult):
             yield subscribe_result

setup.py

@@ -3,7 +3,7 @@
 from setuptools import setup, find_packages
 
 install_requires = [
-    "graphql-core>=3.3.0a2,<3.4",
+    "graphql-core>=3.3.0a3,<3.4",
     "yarl>=1.6,<2.0",
     "backoff>=1.11.1,<3.0",
 ]

tests/starwars/test_subscription.py

@@ -30,7 +30,7 @@ async def test_subscription_support():
     params = {"ep": "JEDI"}
     expected = [{**review, "episode": "JEDI"} for review in reviews[6]]
 
-    ai = await subscribe(StarWarsSchema, subs, variable_values=params)
+    ai = subscribe(StarWarsSchema, subs, variable_values=params)
 
     result = [result.data["reviewAdded"] async for result in ai]