1.To put it simple, Module是写好的一系列函数或变量,文件以.py为后缀,可以在其他Module中整体或部分引用. PS: 在Module中[结尾或开头]加入if __name__ == "__main__": import sys fib(int(sys.argv[1])),因为每个Module都有一个全局变 量"__name__"代表此Module名[im not so sure],所以这句话的意思就是,如果单独运行这个Module的话,…
install required devel module in your linux: yum install tk-devel yum install tcl-devel then,reconfigure your python: ./configure make && make install…
How to using PyPI publish a Python package PyPI & Python package https://pypi.org/ main make a file that can be both imported as a module and run as a script. To do this, place script code inside if name == "main". This ensures that it won't…
Recall that every python module has a built_in __name__ variable that python sets to the __main__ string only when the file is run as a program,not when it's imported as library so in the python fiel if __name__ == "__main__" : .... is the top-l…
Python: Import vs From (module) import function(class) 本文涉及的 Python 基本概念: Module Class import from ... import 最近在学习Paython, 遇到一个问题,涉及到import 和 from ... import,module 和 class 的理解,解决方式是将import 替换成 from import, 但其实并非一个好的解决方法, 后来还是改回import.在这里稍微总结一下,以免再犯…
ModuleNotFoundError: No module named 'urllib3' 1. ImportError: No module named 'cookielib'1 Python3中,改成 import http.cookiejar,然后方法里也改成 http.cookiejar,查找替换就行 2. NameError: name 'raw_input' is not defined在版本3中已经用input()替换 3. Import error: No module na…
datacamp + 日常收集 How to install Package pip3 & What is difference between pip and pip3? Import Package Selective import Different ways of importing How to install Package 在 Python 中,我们通常使用 pip 来安装 Package(扩展包).pip 是 python 的一个包管理工具(类似于各种 Linux distri…
he recommended command-line parsing module in the Python standard library 1. Basic import argparse parser = argparse.ArgumentParser() parser.parse_args() $ python prog.py --help usage: prog.py [-h] optional arguments: -h, --help show this help messag…