Converts this https://ankiweb.net/shared/info/702754122 Anki deck into a furigana cloze deck.

corecloze.py

import re

debug = False

file = None
if debug:
  file = open('test.txt', 'r')
else:
  file = open('core10k.txt', 'r')

out = open("core10kout.txt", "w")

used = []
knownkanji = open("knownkanji.txt", "r")
for line in knownkanji.readlines():
  used.append(line.replace('\n', ''))
knownkanji.close()

ignored = 0
loop = 0
for line in file.readlines():
  if debug:
    if loop > 100:
      exit()
    loop += 1

  elements = line.split("\t")
  index = elements[1]
  meaning = elements[6]
  reading = elements[8]
  audio = elements[11]
  rtk = elements[22]
  if debug:
    out.write(reading+"\n")
  count = 1
  result = reading.replace(' ', '')
  foundany = False
  for word in re.findall(ur"[^\s][^\s]*?\[.*?\]", reading):
    furigana = re.search(ur"(?:\[)(.*?)(?:\])", word).group(1)
    kanji = re.search(ur"(.*?)(?:\[)", word).group(1)

    if any(word in s for s in used):
      result = result.replace(word, kanji)
    else:
      foundany = True
      if debug:
        out.write(furigana+"\n")
        out.write(kanji+"\n")

      #replstring = "{{c%s::%s}}[{{c%s::%s}}]"  % (count + 1, kanji, count, furigana)
      replstring = "<ruby title=\"%s(%s)\"><rb><span class=\"clozewrapper\">{{c%s::<span class=\"basemaru\">%s<!-- end_basemaru_l --></span><!-- end_basemaru_r -->}}<!-- clozewr --></span><!-- apper --></rb><rt><span class=\"clozewrapper\">{{c%s::%s}}<!-- clozewr --></span><!-- apper --></rt></ruby>" % (kanji, furigana, count + 1, kanji, count, furigana)
      result = result.replace(word, replstring)

      count += 2
      used.append(word)
  if foundany:
    out.write(index + "\t" + result + "\t" + meaning  + "\t" + audio + "\t" + rtk + "\t" + reading + "\n")
  else:
    if debug:
      out.write("IGNORED" + result + "\t" + meaning + "\n")
    ignored += 1

print 'ignored ' + str(ignored)

knownkanji = open("knownkanji.txt", "w")
for line in used:
  knownkanji.write(line+"\n")