A convenience method which coerces the option in the specified section to a file.

def getfile(self, section, option, raw=False, vars=None, fallback="", validate=False):
        """
        A convenience method which coerces the option in the specified section to a file.
        """
        v = self.get(section, option, raw=raw, vars=vars, fallback=fallback)
        v = self._convert_to_path(v)
        return v if not validate or os.path.isfile(v) else fallback