Inform user of gcloud reauth

src/gam/__init__.py

@@ -4483,6 +4483,7 @@ def runSqliteQuery(db_file, query):
   return curr.fetchone()[0]
 
 def refreshCredentialsWithReauth(credentials):
+  writeStderr(Msg.CALLING_GCLOUD_FOR_REAUTH)
   if 'termios' in sys.modules:
     old_settings = termios.tcgetattr(sys.stdin)
   # First makes sure gcloud has a valid access token and thus

src/gam/gamlib/glmsgs.py

@@ -165,6 +165,7 @@ BATCH_CSV_LOOP_DASH_DEBUG_INCOMPATIBLE = '"gam {0} - ..." is not compatible with
 BATCH_CSV_WAIT_N_PROCESSES = '{0},0/{1},Waiting for {2} running {3} to finish before terminating\n'
 BATCH_CSV_PROCESSING_COMPLETE = '{0},0/{1},Processing complete\n'
 BATCH_NOT_PROCESSED_ERRORS = '{0}batch file: {1}, not processed, {2} {3}\n'
+CALLING_GCLOUD_FOR_REAUTH = 'Calling gcloud for reauth credentials..."\n'
 CAN_NOT_DELETE_USER_WITH_VAULT_HOLD = '{0}: The user may be (or have recently been) on Google Vault Hold and thus not eligible for deletion. You can check holds with "gam user {1} show vaultholds".'
 CAN_NOT_BE_SPECIFIED_MORE_THAN_ONCE = 'Argument {0} can not be specified more than once'
 CHROME_TARGET_VERSION_FORMAT = r'^([a-z]+)-(\d+)$ or ^(\d{1,4}\.){1,4}$'