yaojialyu

from pyparsing import *

# By default, PyParsing treats \n as whitespace and ignores it
# In our grammer, \n is significant, so tell PyParsing not to ignore it
ParserElement.setDefaultWhitespaceChars(" \t")

def parse(input_string):
    def convert_prop_to_dict(tokens):
        """Convert a list of field property tokens to a dict"""
        prop_dict = {}