from json2protobuf import Lexer
from json2protobuf import Parser
from json2protobuf import Converter

def json2pb(json):

    try:
        lexer = Lexer.Lexer(json)
        tokens = lexer.lex()
        parser = Parser.Parser(tokens)
        obj = parser.parse()
        converter = Converter.Converter(obj)
        pb = converter.convert()

        return pb
    except Exception as error:
        print(error)