#! /usr/bin/env python
# -*- coding:utf-8 -*-
# @Time : 2017/7/8 8:33
# @Author : xiongyaokun
# @Site :
# @File : practice49.py
# @Software: PyCharm
from lexicon import Lexicon
lexicon = Lexicon()
print lexicon.scan("go north door smack")
print lexicon.scan("eat the bear")
def parse_sentence(word_list):
skip(word_list, 'stop')
start = peek(word_list)
if start == 'noun':
subj = match(word_list, 'noun')
return parse_subject(word_list, subj)
elif start == 'verb':
#assume the subject is the player then
return parse_subject(word_list, ('noun', 'player'))
else:
raise ParserError("Must start with subject, object, or verb not: %s" % start)
class ParserError(Exception):
pass
class Sentence(object):
def __init__(self, subject, verb, object):
# remember we take ('noun', 'princess') tuples ad convert them
self.subject = subject[1]
self.verb = verb[1]
self.object = object[1]
lexicon = Lexicon()
word_list = lexicon.scan("go north door")
