pansanday的专栏

问题描述想使用python的pipreqs命令生成项目所需的依赖，执行报出编码错误C:\Projects\dc>pipreqs .Traceback (most recent call last): File "c:\coding\python37\lib\runpy.py", line 193, in _run_module_as_main "__main__", ...

安装pip1. 下载：https://bootstrap.pypa.io/get-pip.py2. 执行命令： python get-pip.py安装beautifulsoup4方法一：pip install beautifulsoup4方法二：1. 下载该模块https://www.crummy.com/software/BeautifulSoup/bs4/download/4...

问题描述：在开发过程中，会经常遇到这样一个问题，缺少module，如：import requestsfrom bs4 import BeautifulSoupimport os这里我需要引入requests和bs4，但是在我的python Lib目录中却没有，编译器会报如下错误：Traceback (most recent call last): File "C:/Py...

1. 下载页面：https://www.python.org/downloads/release/python-2716/下载页面中的Windows x86-64 MSI installer，下载后的结果形如：python-2.7.16.amd64.msi2.进入cmd命令行，cd到msi文件所在位置3.执行以下命令进行安装：msiexec /a python-2.7.16....

ex3.pyprint("I will now count my chickens:")print('Hens', 25 + 30 / 6)print("Roosters", 100 - 25 * 3 %4)print("Now I will count the eggs:")print(3+2+1-5+4%2-1/4+6)print("Is it true that 3+2&...

ex1.py文件# coding: utf-8print "hello world!"print "Hello Again"print "I like typing this."print "This is fun."print 'Yay ! Pring.'print "I'd much rather you 'not'."print 'I "said" do n