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searcher.py
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# -*- coding: utf-8 -*-
"""
Created on Wed Sep 2 10:08:32 2020
@author: yyimi
Return Relative Information
"""
from KG_parameters import params
from py2neo import Graph
from question_classifier import QuestionClassifier
from paser import QuestionPaser
config = params()
#%%
class AnswerSearcher:
def __init__(self):
self.g = Graph(
host="127.0.0.1",
http_port=7474,
user="neo4j",
password="YYMabc990906")
self.num_limit = 20
# Carry out sql query, return corresponding result
def search_main(self, sqls):
final_answers = []
for sql_ in sqls:
question_type = sql_['question_type']
queries = sql_['sql']
answers = []
for query in queries:
ress = self.g.run(query).data()
answers += ress
final_answer = self.answer_prettify(question_type, answers)
if final_answer:
final_answers.append(final_answer)
if final_answers == []:
print('没有查询到相关资料')
else:
print(final_answers)
# According to question type, return standard pattern
def answer_prettify(self, question_type, answers):
final_answer = []
desc = []
if not answers:
return ''
if question_type == 'disease_symptom':
for i in answers:
if i['n.name']:
desc.append(i['n.name'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}的症状包括：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'symptom_disease':
for i in answers:
if i['m.name']:
desc.append(i['m.name'])
else:
desc = ['暂无相关资料']
subject = answers[0]['n.name']
final_answer = '症状{0}可能染上的疾病有：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_cause':
for i in answers:
if i['n.cause']:
desc.append(i['n.cause'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}可能的成因有：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_prevent':
for i in answers:
if i['m.prevent']:
desc.append(i['m.prevent'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}的预防措施包括：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_lasttime':
for i in answers:
if i['m.period']:
desc.append(i['m.period'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}治疗可能持续的周期为：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_cureway':
for i in answers:
if i['m.cure_way']:
desc.append(i['m.cure_way'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}可以尝试如下治疗：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_cureprob':
for i in answers:
if i['m.cure_rate']:
desc.append(i['m.cure_rate'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}治愈的概率为（仅供参考）：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_easyget':
for i in answers:
if i['m.easy_get']:
desc.append(i['m.easy_get'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}的易感人群包括：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_desc':
for i in answers:
if i['m.desc']:
desc.append(i['m.desc'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0},了解一下：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_acompany':
desc1 = [i['n.name'] for i in answers if i['n.name']]
desc2 = [i['m.name'] for i in answers if i['m.name']]
subject = answers[0]['m.name']
desc = [i for i in desc1 + desc2 if i != subject]
final_answer = '{0}的症状包括：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_not_food':
for i in answers:
if i['n.name']:
desc.append(i['n.name'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}忌食的食物包括有：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'disease_do_food':
do_desc = [i['n.name'] for i in answers if i['r.name'] == '宜吃']
subject = answers[0]['m.name']
final_answer = '{0}宜食的食物包括有：{1}'.format(subject, ';'.join(list(set(do_desc))[:self.num_limit]))
elif question_type == 'food_not_disease':
desc = [i['m.name'] for i in answers if i['r.name'] == '忌口']
subject = answers[0]['n.name']
final_answer = '患有{0}的人最好不要吃{1}'.format('；'.join(list(set(desc))[:self.num_limit]), subject)
elif question_type == 'food_do_disease':
desc = [i['m.name'] for i in answers]
subject = answers[0]['n.name']
final_answer = '患有{0}的人建议多试试{1}'.format('；'.join(list(set(desc))[:self.num_limit]), subject)
elif question_type == 'disease_check':
for i in answers:
if i['n.name']:
desc.append(i['n.name'])
else:
desc = ['暂无相关资料']
subject = answers[0]['m.name']
final_answer = '{0}通常可以通过以下方式检查出来：{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
elif question_type == 'check_disease':
for i in answers:
if i['m.name']:
desc.append(i['m.name'])
else:
desc = ['暂无相关资料']
subject = answers[0]['n.name']
final_answer = '通常可以通过{0}检查出来的疾病有{1}'.format(subject, '；'.join(list(set(desc))[:self.num_limit]))
return final_answer
if __name__ == '__main__':
end = False
handler = QuestionClassifier(config)
while not end:
query = input('咨询问题:')
data = handler.classify(query)
paser = QuestionPaser()
sql = paser.parser_main(data)
searcher = AnswerSearcher()
searcher.search_main(sql)
if input('是否结束：') == '是':
end = True
print('咨询结束')