human
I wrote the below code

    def _Replace(match):
        return ((((len(match.group(1)) / 2) * 4) * '\\') + '\\"')
    s = quote_replacer_regex2.sub(_Replace, s)
    return s

What's a good function header?
 Here's a good function header?
assistant
#Here's a good function header.

def _EscapeCommandLineArgumentForMSBuild(s):