remove duplicated elif branch
@@ -567,9 +567,6 @@ def plain_mtext2(
elif t == stack:
upr, lwr, divider = token.data
paragraph.append(upr + divider + lwr)
- elif t == stack:
- upr, lwr, divider = token.data
- paragraph.append(upr + divider + lwr)
if paragraph:
content.append("".join(paragraph))
