?一、数据采集（selenium） from selenium import webdriver
import time
import re
import pandas as pd
import os ?在爬取的过程中可能会有登陆弹窗，要先定义一个处理弹窗的函数 def close_windows(): #如果有登录弹窗，就关闭 try: time.sleep(...
ImportError: cannot import name ‘soft_unicode’ from 'markupsafe’和ImportError: cannot import name ‘TypedDict’ from ‘typing’ (/opt/module/miniconda3/envs/superset/lib/python3.7/typing.py) 尚硅谷大数据数仓项目superset db upgrade有报错 问题一 Imp...
import sqlite3
import os BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) db_path=os.path.join(BASE_DIR, 'db.sqlite3')
print (db_path) def del_pro_db(del_id): """Connects to the specific database."...
对于字符串，我有三个值：passed、failed和null。如何用0替换这些空值？fillna(0)只适用于整数 首先，在和点亮时导入from pyspark.sql.functions import when, lit 假设您的数据帧具有以下列# Reconstructing my DataFrame based on your assumptions # cols are Columns in...
