Only try keyring password once for code.google.com

my_activity.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Get stats about your activity.
 
 Example:
   - my_activity.py  for stats for the current week (last week on mondays).
   - my_activity.py -Q  for stats for last quarter.
@@ skipping 93 matching lines @@
     'name': 'google-breakpad',
   },
   {
     'name': 'gyp',
   }
 ]
 
 
 # Uses ClientLogin to authenticate the user for Google Code issue trackers.
 def get_auth_token(email):
-  error = Exception()
+  # KeyringCreds will use the system keyring on the first try, and prompt for
+  # a password on the next ones.
+  creds = upload.KeyringCreds('code.google.com', 'code.google.com', email)
   for _ in xrange(3):
-    email, password = (
-        upload.KeyringCreds('code.google.com', 'google.com', email)
-        .GetUserCredentials())
+    email, password = creds.GetUserCredentials()
     url = 'https://www.google.com/accounts/ClientLogin'
     data = urllib.urlencode({
         'Email': email,
         'Passwd': password,
         'service': 'code',
         'source': 'chrome-my-activity',
         'accountType': 'GOOGLE',
     })
     req = urllib2.Request(url, data=data, headers={'Accept': 'text/plain'})
     try:
       response = urllib2.urlopen(req)
       response_body = response.read()
       response_dict = dict(x.split('=')
                            for x in response_body.split('\n') if x)
       return response_dict['Auth']
     except urllib2.HTTPError, e:
-      error = e
+      print e
 
-  raise error
+  print 'Unable to authenticate to code.google.com.'
+  print 'Some issues may be missing.'
+  return None
 
 
 def username(email):
   """Keeps the username of an email address."""
   return email and email.split('@', 1)[0]
 
 
 def datetime_to_midnight(date):
   return date - timedelta(hours=date.hour, minutes=date.minute,
                           seconds=date.second, microseconds=date.microsecond)
@@ skipping 223 matching lines @@
 
     gcode_data = urllib.urlencode({
         'alt': 'json',
         'max-results': '100000',
         'q': '%s' % self.user,
         'published-max': self.modified_before.strftime(time_format),
         'updated-min': self.modified_after.strftime(time_format),
     })
 
     opener = urllib2.build_opener()
-    opener.addheaders = [('Authorization', 'GoogleLogin auth=%s' %
-                          self.google_code_auth_token)]
-    gcode_get = opener.open(gcode_url + '?' + gcode_data)
-    gcode_json = json.load(gcode_get)
-    gcode_get.close()
+    if self.google_code_auth_token:
+      opener.addheaders = [('Authorization', 'GoogleLogin auth=%s' %
+                            self.google_code_auth_token)]
+    gcode_json = None
+    try:
+      gcode_get = opener.open(gcode_url + '?' + gcode_data)
+      gcode_json = json.load(gcode_get)
+      gcode_get.close()
+    except urllib2.HTTPError, _:
+      print 'Unable to access ' + instance['name'] + ' issue tracker.'
 
-    if 'entry' not in gcode_json['feed']:
+    if not gcode_json or 'entry' not in gcode_json['feed']:
       return []
 
     issues = gcode_json['feed']['entry']
     issues = map(partial(self.process_google_code_issue, instance), issues)
     issues = filter(self.filter_issue, issues)
     issues = sorted(issues, key=lambda i: i['modified'], reverse=True)
     return issues
 
   def process_google_code_issue(self, project, issue):
     ret = {}
@@ skipping 262 matching lines @@
   print '\n\n\n'
 
   my_activity.print_changes()
   my_activity.print_reviews()
   my_activity.print_issues()
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main())