I can't count

gistfile1.txt

successes = 0
failures = 0

for sfMilestone in data["milestones"]:
    ghMilestone = milestone.sf2github(sfMilestone)
    response = requests.post(
        'https://api.github.com/repos/' + username + '/' + repo + '/milestones',
        data=json.dumps(ghMilestone),
        auth=(username, password))

    print("Adding milestone " + ghMilestone['title'] + "...")

    if response.status_code == 201:
        ++successes
    else:
        print(str(response.status_code) + ": " + response.json()['message'])
        print(ghMilestone)
        ++failures

total = successes + failures
print("Milestones: " + str(total) + " Success: " + str(successes) + " Failure: " + str(failures))