Python 常用工具

Useful Links

• Python在线教程: Python3 教程 | 菜鸟教程
• Python Onlien IDE: Online Python IDE - OnlineIDE
• Python PEP-008 Coding Style: PEP 8 – Style Guide for Python Code | peps.python.org
• 单元测试框架 Pytest

• • 官网: Full pytest documentation — pytest documentation
  • Quick Start Guide: Get Started — pytest documentation
  • Github Repo: GitHub - pytest-dev/pytest: The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

• Python读取配置文件: Python: How would you save a simple settings/config file?
• Python 命令行参数解析: 推荐直接使用argparse

• • What’s the best way to parse command line arguments?

• 常见问题解决

• • PyCharm 提示找不到包

• • • 检查下sys.path.可以直接把对应的代码目录设置为Root. Mark Directory as Source Root
    • pycharmimport包找不到、红线的解决办法 - 百度文库

• • Python 如何import不同目录的包

• • • python：引用其他不同目录下的python文件_微笑的孙君的博客-优快云博客_python 引用其他目录py文件

• • Python3 模块管理: Python3 模块 | 菜鸟教程

Standard Project Layout

This is what Repository Structure and Python — Kenneth Reitz.

This repository is available on GitHub.

参考

• • Repository Structure and Python — Kenneth Reitz
  • What is the best project structure for a Python application?
  • Structuring Your Project — The Hitchhiker’s Guide to Python

f-string

import datetime
today = datetime.datetime.today()
print(f"{today:%Y-%m-%d}")
# 2022-07-04
print(f"{today:%Y}")

x = 10
y = 25
print(f"x = {x}, y = {y}")
# x = 10, y = 25
print(f"{x = }, {y = }")  # 更方便! (3.8+)
# x = 10, y = 25

print(f"{x = :.3f}")
# x = 10.000

参考链接

• 实用！f-strings 比你想象的还要强大

• • 实用！f-strings 比你想象的还要强大