Move imports into bigquery samples

Jon Wayne Parrott · Jon Wayne Parrott · commit 0bcf9b1cf833 · 2017-12-11T10:43:12.000-08:00
Change-Id: I0be8d3e0778352a8b814258f83d13d131cb5054e
diff --git a/bigquery/cloud-client/user_credentials.py b/bigquery/cloud-client/user_credentials.py
@@ -22,11 +22,10 @@
 
 import argparse
 
-from google.cloud import bigquery
-from google_auth_oauthlib import flow
-
 
 def run_query(credentials, project, query):
+    from google.cloud import bigquery
+
     client = bigquery.Client(project=project, credentials=credentials)
     query_job = client.query(query)
 
@@ -36,6 +35,8 @@ def run_query(credentials, project, query):
 
 
 def authenticate_and_query(project, query, launch_browser=True):
+    from google_auth_oauthlib import flow
+
     appflow = flow.InstalledAppFlow.from_client_secrets_file(
         'client_secrets.json',
         scopes=['https://www.googleapis.com/auth/bigquery'])
