def post_process(self, tagnum2name):
for tag, value in self.raw_ifd.items():<EOL><INDENT>try:<EOL><INDENT>tag_name = tagnum2name[tag]<EOL><DEDENT>except KeyError:<EOL><INDENT>msg = '<STR_LIT>'.format(tag=tag)<EOL>warnings.warn(msg, UserWarning)<EOL>tag_name = tag<EOL><DEDENT>self.processed_ifd[tag_name] = value<EOL><DEDENT>
Map the tag name instead of tag number to the tag value.