net.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

"""
Operations that involve networking.

Running this may take some time or fail.
"""

import urllib2

if "##POST request":

    '''
    ##urlopen

        Does the actual request.

        Raises urllib2.URLError on error.

        It timeout not given a global default is used.

        Retruns bytestring, not unicode.

        Encoding can sometimes be inferred from Content-Type HTTP header:

            Content-Type: text/html; charset=ISO-8859-1

        Returns a file like object with some extra methods.

        info() returns an object with methods shown in: <http://docs.python.org/2/library/mimetools.html#mimetools.Message>
    '''

    print "GitHub Markdown:"
    url = 'https://api.github.com/markdown'
    data = '{"text":"**Hello World 你好**", "mode":"gfm", "context":"github/gollum"}'
    req = urllib2.Request(url, data)
    # Custom request headers;
    #request = urllib2.Request("http://www.google.com", headers={"Accept" : "text/html"})
    try:
        response = urllib2.urlopen(req, timeout=10)
    except urllib2.URLError, e:
        print e
        sys.exit(1)
    response_body = response.read()
    assert type(response_body) == str
    print 'response body   = ' + response_body
    print 'response status = {}'.format(response.getcode())
    info = response.info()
    # Header string list
    print 'response info   = ' + repr(info.headers)
    # Header key val dict
    print 'response info   = ' + repr(info.items())

    ##retry

        # Exponential backoff retry: http://www.saltycrane.com/blog/2009/11/trying-out-retry-decorator-python/