@staticmethod<EOL><INDENT>def _create_related(args):<EOL><DEDENT>
if '<STR_LIT>' in request.args:<EOL><INDENT>embeds = request.args.getlist('<STR_LIT>')<EOL>args['<STR_LIT>'] = '<STR_LIT:U+002C>'.join(embeds)<EOL>del args['<STR_LIT>']<EOL><DEDENT>
Create related field from `_embed` arguments.