Open CSV tempfile in text mode.

tseaver · tseaver · commit 8986b9878fe5 · 2015-08-19T09:42:46.000-04:00
Prevents TypeError in 'writerow()' on Py3k. Fixes googleapis#1071.
diff --git a/system_tests/bigquery.py b/system_tests/bigquery.py
@@ -265,7 +265,7 @@ def test_load_table_from_storage_then_dump_table(self):
         blob = bucket.blob(BLOB_NAME)
         self.to_delete.insert(0, blob)
 
-        with tempfile.TemporaryFile() as csv_file:
+        with tempfile.TemporaryFile(mode='w+') as csv_file:
             writer = csv.writer(csv_file)
             writer.writerow(('Full Name', 'Age'))
             writer.writerows(ROWS)
