File I/O

文件输入输出

Persistence. open() / with / read / write / append. The shape of every batch data job: read, process, write. Strictly aligned with Automate the Boring Stuff with Python chapter 9.

Strict source: Automate the Boring Stuff with Python ch.9

Note: Browser playgrounds can't open real files (sandbox). Run lessons in WolfCode locally to test file I/O end-to-end.

Lessons in this chapter

1. 07.00 Worked Example

   Walkthrough: Write Then Read

   例题: 写入再读取
   python-file-io

   8 min
2. 07.01 Exercise

   Read CSV-Lite

   读 CSV 文件
   python-file-io python-strings python-lists

   20 min
3. 07.02 Exercise

   Append a Log

   追加日志
   python-file-io

   20 min
4. 07.03 Exercise

   Count Lines

   数行
   python-file-io python-loops

   15 min
5. 07.04 Homework

   Homework: Word-Frequency Report

   作业: 词频报告
   python-file-io python-strings python-lists

   45 min