pandoc 转换markdown到html

import sys
import os
import urllib.request
import codecs

URL = "http://10.67.54.227/blog/get_content/?aid={}&answer="

def trans(args):
    if len(args) != 3 and len(args) != 2:
        print("input like : \npython trans.py input.txt output.html\n"
              "python trans.py input.txt\n"
              "python trans.py rlsdnkaf")
        return
    if len(args) == 2:
        ## download form website
        if len(args[1]) == 8 and args[1].isalpha():
            # no proxy
            proxy_handler = urllib.request.ProxyHandler({})
            opener = urllib.request.build_opener(proxy_handler)
            urllib.request.install_opener(opener)
            # download text
            resp = urllib.request.urlopen(URL.format(args[1]))
            reader = codecs.getreader("utf-8")
            res = reader(resp).read()

            with codecs.open("/tmp/{}".format(args[1]), "w+", 'utf-8') as f:
                f.write(res)

            # start convert
            input_fname = "/tmp/" + args[1]
            output_fname = args[1] + ".html"
            os.system("pandoc {} -s -c mk.css --self-contained -o {}".format(input_fname, output_fname))
            os.remove(input_fname)
        else:## quick trans
            input_fname = args[1]
            output_fname = input_fname.split(".")[:-1]
            output_fname = "".join(output_fname) + ".html"
            os.system("pandoc {} -s -c mk.css --self-contained -o {}".format(input_fname, output_fname))
    else:
        os.system("pandoc {} -s -c mk.css --self-contained -o {}".format(args[1], args[2]))

trans(sys.argv)