track_changes_bold_postprocess.py

import sys, copy
from docx import Document
from docx.oxml import OxmlElement
from docx.oxml.ns import qn
def fix_bold(path):
    d = Document(path)
    for p in d.paragraphs:
        for r in list(p._p.iter(qn('w:r'))):
            t, dt = r.find(qn('w:t')), r.find(qn('w:delText'))
            e = t if t is not None else dt
            if e is None or not e.text or '**' not in e.text: continue
            tag = 'w:delText' if dt is not None and t is None else 'w:t'
            pts = e.text.split('**')
            if len(pts) <= 1: continue
            par, idx = r.getparent(), list(r.getparent()).index(r)
            ex_rpr = r.find(qn('w:rPr'))
            bold = False
            for i, pt in enumerate(pts):
                if i > 0: bold = not bold
                if not pt: continue
                nr, rpr = OxmlElement('w:r'), OxmlElement('w:rPr')
                if ex_rpr is not None:
                    for c in ex_rpr: rpr.append(copy.deepcopy(c))
                if bold: rpr.append(OxmlElement('w:b'))
                if len(rpr) > 0: nr.append(rpr)
                nt = OxmlElement(tag)
                nt.set(qn('xml:space'), 'preserve')
                nt.text = pt
                nr.append(nt)
                par.insert(idx + i, nr)
            par.remove(r)
    d.save(path)
if __name__ == '__main__': fix_bold(sys.argv[1])