import subprocess

def mailpasswd(account):
    path = "/home/sanchayan/.%s.gpg" % account
    args = ["gpg", "--use-agent", "--quiet", "--batch", "-d", path]
    try:
        return subprocess.check_output(["gpg", "--batch", "-d", path]).strip()
    except subprocess.CalledProcessError:
       return ""

# http://unix.stackexchange.com/questions/44214/encrypt-offlineimap-password
def prime_gpg_agent():
  ret = False
  i = 1
  while not ret:
    ret = (mailpasswd("prime") == "prime")
    if i > 2:
      from offlineimap.ui import getglobalui
      sys.stderr.write("Error reading in passwords. Terminating.\n")
      getglobalui().terminate()
    i += 1
  return ret

prime_gpg_agent()