Add 'with' keyword for file I/O

ujjwal-raizada · ujjwal-raizada · commit 69a6676360fe · 2019-01-24T00:41:19.000+05:30
diff --git a/openapi_parser.py b/openapi_parser.py
@@ -537,6 +537,5 @@ def dump_documentation(hydra_doc: Dict[str, Any]) -> str:
             print(exc)
     hydra_doc = parse(doc)
 
-    f = open("../samples/hydra_doc_sample.py", "w")
-    f.write(dump_documentation(hydra_doc))
-    f.close()
+    with open("../samples/hydra_doc_sample.py", "w") as f:
+        f.write(dump_documentation(hydra_doc))
