tt_save_filt.py

import sys
import xml.etree.ElementTree as xee

def main( args ):
    assert len(args)
    if len(args) != 3: raise ValueError( "usage: %s save_in.xml save_out.xml" % (args[0],) )
    doc=xee.fromstring(open(args[1]).read())

    for node in doc.iter():
        #if node.text is None: node.text = " "; continue # work around TT's inability to parse <foo /> style tags
        if node.tag != "Inv": continue # not inv node, skip
        if node.text is None: continue # empty inv, skip
        inv_parts = node.text.split(",")
        new_inv_parts = []
        for inv_part in inv_parts:
            if inv_part[0:2] in ["c:","r:","i:"]:
                item_parts = inv_part.split(":")[1:]
                item_parts = [ ip for ip in item_parts if ip ]
                new_inv_part = inv_part[0:2] + "::".join(item_parts)
                print( new_inv_part )
                new_inv_parts.append( new_inv_part ) # use edited item
            else:
                new_inv_parts.append( inv_part ) # not an item, don't touch
        new_inv = ",".join(new_inv_parts)
        #assert new_inv == node.text # for testing split/join (only valid if no edits)
        node.text = new_inv

    open(args[2],"w").write( xee.tostring(doc) )

if __name__ == "__main__":
    import sys
    main( sys.argv )