def METHOD_NAME(self, line: str) -> Optional[BugPathEvent]:
    """ Parse the given stack trace line.
    Return an event if the file in the stack trace line exists otherwise
    it returns None.
    """
    file_match = self.file_re.search(line)
    if not file_match:
        return None
    file_path = file_match.group('path')
    if file_path and os.path.exists(file_path):
        col = file_match.group('column')
        return BugPathEvent(
            line.rstrip(),
            get_or_create_file(
                os.path.abspath(file_path), self._file_cache),
            int(file_match.group('line')),
            int(col) if col else 0)
    return None