Module 7
File extensions
What .py, .txt, .fasta mean.
The name tells you the type
A file's extension is the part after the last dot. It tells you what kind of file it is. .py is Python code, .txt is plain text, .fasta is a sequence file.
PythonCommon file extensions.
# Examples of file names: # script.py Python code # data.txt plain text # sequences.fasta biological sequences
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What does the .txt extension indicate?