[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

ipyparallel/tests/test_mongodb.py

@@ -31,7 +31,7 @@ def mongo_conn(request):
         conn_kwargs['port'] = int(os.environ['DB_PORT'])
 
     try:
-        c = MongoClient(**conn_kwargs, serverSelectionTimeoutMS = 2000)
+        c = MongoClient(**conn_kwargs, serverSelectionTimeoutMS=2000)
         servinfo = c.server_info()
     except Exception:
         c = None