Retrieves duration of jenkins executions of a job as a CSV

jenkins_job_times.py

import argparse
import getpass
import json

import requests

def parse_arguments():
    parser = argparse.ArgumentParser(
        description="Get duration of jenkins jobs along its executions")
    parser.add_argument('job_url', metavar='JOB_URL')
    parser.add_argument('--user', '-u', dest='user')
    parser.add_argument('--output', '-o', dest='output')
    return parser.parse_args()

def ask_pass():
    return getpass.getpass('Password: ')

def get_job_execution(url, execution, auth=None):
    request_url = "{url}/{execution}/api/json".format(
        url=url, execution=str(execution))
    response = requests.get(request_url, auth=auth)
    return json.loads(response.content)

def write_line(output_file, line):
    csv_line = ",".join(str(item) for item in line)
    print csv_line
    output_file.write(csv_line + '\n')


if __name__ == '__main__':
    auth = None
    arguments = parse_arguments()

    if arguments.user is not None:
        auth = (arguments.user, ask_pass())

    try:
        with open(arguments.output, 'w') as output_file:
            execution_id = 0
            while True:
                execution_id += 1
                execution = get_job_execution(arguments.job_url, execution_id, auth)
                write_line(output_file, (execution_id, execution['duration']))
    except ValueError:
        pass