其他（handel_jsonl-format_date）

其他：

1 处理jsonl文件

#!UsersLocalProgramsPython37
# -*- coding: utf-8 -*-
import json
def save_data_jsonl(data_dict_list,path="./new_id_source.jsonl"):
    """将数据保存为jsonl格式"""
    with open(path,mode='a',encoding="utf-8") as fp:
        for data_dict in data_dict_list:
            fp.write(json.dumps(data_dict,ensure_ascii=False)+"
")

def read_jsonl(path="./baidu.jsonl"):
    """读取jsonl文件，返回字典对象列表"""
    data_dict_list=[]
    with open(path,mode="r",encoding="utf-8") as fp:
        lines =fp.readlines()
        for line in lines:
            data_dict =json.loads(line)
            data_dict_list.append(data_dict)
    return data_dict_list

2 格式化时间日期

#!UsersLocalProgramsPython37
# -*- coding: utf-8 -*-

import datetime
import re
def format_date(date):
    global month,day,year
    if "前" in date:
        s = re.search(r"d+", date)
        number =s.group()
        if "天" in date:
            date_format= (datetime.datetime.now() + datetime.timedelta(days=-int(number))).strftime("%Y-%m-%d")
            print(date,date_format)
            return date_format
        date_format =(datetime.datetime.now() + datetime.timedelta(hours=-int(number))).strftime("%Y-%m-%d")
        print(date,date_format)
        return date_format
    elif "昨天" in date:
        date_format = (datetime.datetime.now() + datetime.timedelta(days=-1)).strftime("%Y-%m-%d")
        print(date,date_format)
        return date_format
    else:
        date_format = date.replace("年", "-").replace("月", "-").replace("日", "")
        date_split_list =date_format.split("-")
        # year =date_split_list[0] if len(date_split_list)==3 else datetime.datetime.now().year
        if len(date_split_list) ==3:
            year =date_split_list[0]
            month =date_split_list[1]
            day =date_split_list[2]
        else:
            year =datetime.datetime.now().year
            month = date_split_list[0]
            day = date_split_list[1]

    if int(month) < 10:
        month = "0" + str(month)
    if int(day) < 10:
        day = "0" + str(day)
    date_format = str(year) + "-" + str(month) + "-" + str(day)
    print(date,date_format)
    return date_format

format_date('7月21日')
format_date('2021年7月21日')
format_date("9天前")
format_date("20小时前")
format_date("昨天17：50")