makemessages.py 文件源码

def postprocess_messages(self, msgs):
        """
        Postprocess messages generated by xgettext GNU gettext utility.

        Transform paths as if these messages were generated from original
        translatable files rather than from preprocessed versions.
        """
        if not self.is_templatized:
            return msgs

        # Remove '.py' suffix
        if os.name == 'nt':
            # Preserve '.\' prefix on Windows to respect gettext behavior
            old_path = self.work_path
            new_path = self.path
        else:
            old_path = self.work_path[2:]
            new_path = self.path[2:]

        return re.sub(
            r'^(#: .*)(' + re.escape(old_path) + r')',
            lambda match: match.group().replace(old_path, new_path),
            msgs,
            flags=re.MULTILINE
        )