outline.md

Command Line Python

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Made Up Of

• Python is very good for command-line programs
  • It's already installed, probably
    • You probably have an old version though
    • Quick start-up
    • Low memory requirements
• Command-Line Arguments
  • Options:
    • getopt, optparse, argparse
  • Don't use getopt
  • Use argparse
  • or compago
• Input
  • stdin
  • getpass
• Output (Stdout, Stderr)
  • Using print
    • Formatting operator vs str.format
  • Colour

TODO

• click, cliff

• Error-handling

  • Catch exceptions properly!
  • Catch KeyboardInterrupt!

• Signals from the OS

  • Handling signals from the OS
  • Making sure your main thread is not blocking

• Distribution

  • distutils, setuptools
  • platform-specific packaging
  • run your own PyPI

• Interactive command-line programs

• Configuration

• Exit Codes