Remove URLCruft using Pythonista on iOS

bookmarklet.js

javascript:window.location='pythonista://URLcruft?action=run&argv='+encodeURIComponent(document.location.href);

URLcruft.py

# Assumptions:
#
#   - used with Pythonista on iOS
#   - successful install of the Extraction module https://pypi.python.org/pypi/extraction 
#     through pipista and yak shaving with shellista

# Initially based on http://blog.ouseful.info/2010/10/26/more-python-floundering-stripping-google-analytics-tracking-codes-out-of-urls/
 
import cgi, urllib, urlparse, webbrowser, sys, console, clipboard, requests, extraction

def choose_action(url):
	choice = console.alert('URL Cruft', '', 'Safari', 'Instapaper', 'More')
	if choice == 1:
 	  webbrowser.open("safari-" + url)
	elif choice == 2:
	  webbrowser.open('i' + url)
	elif choice == 3:
		second_choice = console.alert("More",  '', 'Instapaper + Safari', 'Clipboard', 'Even More')
		if second_choice == 1: 
			webbrowser.open("x-callback-instapaper://x-callback-url/add?url=" + url + "&x-success=" + url)
		elif second_choice == 2:
			clipboard.set(url)
	 	else:
	 		third_choice = console.alert("Even More", '', 'Delicious', 'Reading List')
	 		if third_choice == 1:
	 		  clipboard.set(url)
			  webbrowser.open("delicious://")
			elif third_choice == 2:
			  webbrowser.add_to_reading_list(url)

argLen = len(sys.argv)

if argLen > 1:
  url = sys.argv[1]
else:
  url = clipboard.get()

p = urlparse.urlparse(url)
subdomain = p.hostname.split('.')[0]
if subdomain == 'm' or subdomain == 'mobile' or subdomain == 'on':
  html = requests.get(url).text
  extracted = extraction.Extractor().extract(html, source_url=url)

  urlLength = len(extracted.url)

  if urlLength > 1:
    url = extracted.url
    choose_action(url)
else:	 
  # p[4] contains query string arguments
  q = cgi.parse_qs(p[4])
  qt = {}
  
  stopkeys = [
    'email_blob',
    'mp_props',
    '_r', # New York Times
    'pagewanted', # New York Times
    'utm_source',
    'utm_medium',
    'utm_term',
    'utm_campaign',
    'mobify', # The New Yorker, after requesting the 'desktop' version
    'intcid',
    'cmp',
    'smid',
    'utm_cid',
    'utm_content',
    'fsrc',
    'src',
    'm'
  ]
  for i in q:
    if i not in stopkeys:
  		qt[i]=q[i][0]
  
  ptwo = urllib.urlencode(qt)
  ptwo = (p[0],p[1],p[2],p[3],ptwo,p[5])
  choose_action(urlparse.urlunparse(ptwo))