pandoc filter to pass raw latex comments, to bypass the %-escaping

raw_latex_comments.py

#!/usr/bin/env python
# proposed this as an answer here: http://stackoverflow.com/a/35444147/4132844
from pandocfilters import toJSONFilter, RawInline

def comments(k, v, f, meta):
    if k == 'Str' and v in ['%TC:ignore','%TC:endignore']:
        return RawInline('latex', v)

if __name__ == "__main__":
    toJSONFilter(comments)