Script for processing an html email file (converts css to inline style and updates image paths)

compile_email.py

#!/usr/bin/env python
import sys, getopt
from premailer import Premailer


#############################
# Compiles html email for delivery
# usage: 
#     python compile_email.py -i template.html -o compiled.html -b http://www.mydomain.com/static/
#
# requirements: (install via pip install)
#     - premailer
#     - cssselect
#

def main(script_name, argv):
    inputfile = ''
    outputfile = ''
    try:
      opts, args = getopt.getopt(argv,"hi:o:b:",["ifile=","ofile=","baseurl="])
    except getopt.GetoptError:
      print '%s -i <inputfile> -o <outputfile>'%script_name
      sys.exit(2)
    for opt, arg in opts:
      if opt == '-h':
         print 'test.py -i <inputfile> -o <outputfile>'
         sys.exit()
      elif opt in ("-i", "--ifile"):
         inputfile = arg
      elif opt in ("-o", "--ofile"):
         outputfile = arg
      elif opt in ("-b", "--baseurl"):
         baseurl = arg
    print 'Loading html file: %s'%inputfile
    print 'Saving output file: %s'%outputfile


    html = open(inputfile, 'r').read()
    if baseurl:
        p = Premailer(html, remove_classes=False, base_url=baseurl)
    else:
        p = Premailer(html, remove_classes=False)
    out_html = p.transform()
    outf = open(outputfile, 'w')
    outf.write(out_html)

if __name__ == "__main__":
   main(sys.argv[0], sys.argv[1:])