__init__.py 文件源码

def normalize_exception(exc):
        """
        Given a SyntaxError from a marker evaluation, normalize the error
        message:
         - Remove indications of filename and line number.
         - Replace platform-specific error messages with standard error
           messages.
        """
        subs = {
            'unexpected EOF while parsing': 'invalid syntax',
            'parenthesis is never closed': 'invalid syntax',
        }
        exc.filename = None
        exc.lineno = None
        exc.msg = subs.get(exc.msg, exc.msg)
        return exc