python script to fetch gravtar image

wget-gravatar

#!/usr/bin/python
'''Get your grvatar image
'''

prog_name = "wget-gravatar"
prog_version = "0.1"
prog_epilog = '''
Example:
   %(prog)s --email [email protected] -o /tmp/gravatar
'''

############################################
# Imports
############################################

import logging
import argparse
import json
import os
import sys
import signal
import time
import hashlib
import subprocess as sp

############################################
# Logging
############################################

try:
    # Module logging_conf should intialize root logger and, perhaps some
    # others, and assign 'log' variable to proper logger.
    from logging_conf import log
except:
    log = logging.getLogger()
    log.setLevel(logging.WARNING)
    # log.setLevel(logging.DEBUG)
    h = logging.StreamHandler()
    # f = MyFormatter()
    f = logging.Formatter()
    h.setFormatter(f)
    log.addHandler(h)

############################################
# Argument parsing
############################################

p = argparse.ArgumentParser(
    prog=prog_name,
    formatter_class=argparse.RawDescriptionHelpFormatter,
    description=__doc__,
    epilog=prog_epilog)
p.add_argument("--debug", help="debug mode", dest='debug', action="store_true")
p.add_argument("--version",
               action='version',
               version='%(prog)s ' + prog_version)
p.add_argument("-v", help="verbose mode", dest='verbose', action="store_true")
p.add_argument("-e",
               help="e-mail assigned with your gravatar profile",
               dest='email', metavar='email', required=True)
p.add_argument("-o",
               help="output file, default '%(default)s'",
               dest='output', metavar='path', default='gravatar')

args = p.parse_args()

if args.verbose:
    log.setLevel(logging.INFO)
if args.debug:
    log.setLevel(logging.DEBUG)

log.debug("Args: %s", json.dumps(vars(args), indent=4, sort_keys=True))

############################################
# Misc
############################################


def mkdir_p(path):
    path = os.path.expanduser(path)
    try:
        os.makedirs(path)
    except OSError as exc:  # Python >2.5
        if exc.errno == os.errno.EEXIST and os.path.isdir(path):
            pass
        else:
            raise
    return path


def signal_handler(signal, frame):
    print
    sys.exit(1)

############################################
# Main
############################################
cdir = '~/.config/get-gravatar/'
cdir = os.path.expanduser(cdir)


def get_gravatar(email, output):
    log.debug("email '%s', out '%s'", email, output)
    md5 = hashlib.md5(email.lower().encode()).hexdigest()
    cmd = ['wget', '-O', output, 'http://www.gravatar.com/avatar/' + md5]
    log.debug("cmd %s", cmd)
    sp.check_call(cmd)


def main():
    signal.signal(signal.SIGINT, signal_handler)
    get_gravatar(args.email, args.output)


if __name__ == '__main__':
    main()