code.py 文件源码

def path(self):
        """ return a path object pointing to source code (note that it
        might not point to an actually existing file). """
        try:
            p = py.path.local(self.raw.co_filename)
            # maybe don't try this checking
            if not p.check():
                raise OSError("py.path check failed.")
        except OSError:
            # XXX maybe try harder like the weird logic
            # in the standard lib [linecache.updatecache] does?
            p = self.raw.co_filename

        return p