Fix loading json for Python3

puhitaku · puhitaku · commit a88871b6a64b · 2015-12-08T18:57:27.000+09:00
diff --git a/bigquery/client.py b/bigquery/client.py
@@ -82,8 +82,8 @@ def get_client(project_id, credentials=None, service_account=None,
             private_key = key_file.read()
 
     if json_key_file:
-        with open(json_key_file, 'rb') as key_file:
-            json_key = json.loads(key_file.read())
+        with open(json_key_file, 'r') as key_file:
+            json_key = json.load(key_file)
 
     if json_key:
         service_account = json_key['client_email']
