Practical Python · Lesson 59 of 76
Working with files
Programs often need to save results and read them back. Python opens files with open(), and the safe way is a with block, which closes the file for you.
This actually runs here — the browser engine has its own small disk:
Python
"w"means write (it replaces the file)."a"would add to the end.- No mode given means read.
.strip()removes the newline at the end of each line.
Your turn: add a fourth name to the file and read it back.
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