Python 代码优化：提取并去重手机号码

import re

phoneList = []

with open('contact.csv', 'r', encoding='utf-8') as f: records = f.readlines() for record in records: phonePattern = re.compile(r'\d{10}') phone = re.findall(phonePattern, record) if len(phone) > 0: phoneList.extend(phone)

uniqueList = list(set(phoneList)) uniqueList.sort(key=phoneList.index) keywordList = uniqueList

print('Total: ' + str(len(uniqueList)) + ' Records.')