Clone or update a user's gists locally

gist-backup.py

#!/usr/bin/env python
# Clone or update all a user's gists
# curl -ks https://raw.github.com/gist/1622504/gist-backup.py | python
# curl -ks https://raw.github.com/gist/1622504/gist-backup.py | USER=nicerobot python

import json
import urllib
from subprocess import call
from urllib import urlopen
import os
USER = 'endolith'

u = urlopen('https://gist.github.com/api/v1/json/gists/' + USER)
gists = json.load(u)['gists']
startd = os.getcwd()

for gist in gists:
  gistd = gist['repo']
  if os.path.isdir(gistd):
    os.chdir(gistd)
    call(['git', 'pull', 'git://gist.github.com/' + gistd + '.git'])
    os.chdir(startd)
  else:
    call(['git', 'clone', 'git://gist.github.com/' + gistd + '.git'])