API error on google-api-python-client==1.2

Author: mhaseebtariq

pandas/io/gbq.py

@@ -188,6 +188,7 @@ def get_application_default_credentials(self):
             from the environment. Or, the retrieved credentials do not
             have access to the project (self.project_id) on BigQuery.
         """
+        import httplib2
         try:
             from googleapiclient.discovery import build
         except ImportError:
@@ -202,11 +203,13 @@ def get_application_default_credentials(self):
         except:
             return None
 
-        # Check if the application has rights to the BigQuery project
-        bigquery_service = build('bigquery', 'v2', credentials=credentials)
-        jobs = bigquery_service.jobs()
-        job_data = {'configuration': {'query': {'query': 'SELECT 1'}}}
+        http = httplib2.Http()
         try:
+            http = credentials.authorize(http)
+            bigquery_service = build('bigquery', 'v2', http=http)
+            # Check if the application has rights to the BigQuery project
+            jobs = bigquery_service.jobs()
+            job_data = {'configuration': {'query': {'query': 'SELECT 1'}}}
             jobs.insert(projectId=self.project_id, body=job_data).execute()
             return credentials
         except:

pandas/io/tests/test_gbq.py

@@ -156,14 +156,17 @@ def _check_if_can_get_correct_default_credentials():
     # from the environment the tests are running in.
     # See Issue #13577
     test_requirements()
+    import httplib2
     try:
         from googleapiclient.discovery import build
     except ImportError:
         from apiclient.discovery import build
     try:
         from oauth2client.client import GoogleCredentials
         credentials = GoogleCredentials.get_application_default()
-        bigquery_service = build('bigquery', 'v2', credentials=credentials)
+        http = httplib2.Http()
+        http = credentials.authorize(http)
+        bigquery_service = build('bigquery', 'v2', http=http)
         jobs = bigquery_service.jobs()
         job_data = {'configuration': {'query': {'query': 'SELECT 1'}}}
         jobs.insert(projectId=PROJECT_ID, body=job_data).execute()