autocomplete functionality for python library command line interfaces (CLI): Fabric & Paver.

.bash_profile

#!/usr/bin/env bash

. paver_autocomplete
. fabric_autocomplete

fabric_autocomplete

#!/usr/bin/env bash
_fab()
{
  local cur
  COMPREPLY=()
  # Variable to hold the current word
  cur="${COMP_WORDS[COMP_CWORD]}"

  # Build a list of the available tasks from: `fab -l`
  local cmds=$(fab -l 2>/dev/null | grep "^ " | awk '{print $1;}')

  # Generate possible matches and store them in the
  # array variable COMPREPLY
  COMPREPLY=($(compgen -W "${cmds}" $cur))
}

# Assign the auto-completion function for our command.
complete -F _fab fab

paver_autocomplete

#!/usr/bin/env bash
_paver()
{
  local cur
  COMPREPLY=()
  # Variable to hold the current word
  cur="${COMP_WORDS[COMP_CWORD]}"

  # Build a list of the available tasks from: `paver --help --quiet`
  local cmds=$(paver -hq | awk '/^  ([a-zA-Z][a-zA-Z0-9_]+)/ {print $1}')

  # Generate possible matches and store them in the
  # array variable COMPREPLY
  COMPREPLY=($(compgen -W "${cmds}" $cur))
}

# Assign the auto-completion function for our command.
complete -F _paver paver