modadder.py

#!/usr/bin/env python3
import xml.etree.ElementTree as etree
import readline

attribs=["name","version","url","file","website","donation","type","server","optional","download","description","done"]

def addTags(mods):
  notDone = True
  while notDone:
    newMod = {}
    for param in attribs:
      response=input(param+"? ")
      if param == "done" and response == "yes":
        if response == "yes":
          notDone=False
        mods.append(etree.Element("mod",attrib=newMod))
      elif response != "":
        newMod[param]=response

def main():
  tree = etree.parse(sys.argv[1])
  root=tree.getroot()
  for tag in root.getchildren():
    if tag.tag == "mods":
      mods=tag
      addTags(mods)
      tag=mods
  tree.write(sys.argv[1])

if __name__ == "__main__":
  main()