Skip to main content
This is a pre-production deployment of Warehouse. Changes made here affect the production instance of PyPI (
Help us improve Python packaging - Donate today!

lastopt is a Python utility for quickly creating command line utilities using

Project Description

lastopt is a Python utility for quickly creating command line utilities using
function and class introspection.


#!/usr/bin/env python

import lastopt

def install(package, dependencies=False):
print "install %s, with dependencies: %s" % (
package, dependencies and 'yes' or 'no')

class Env(object):
def __init__(self, name): = name

def start(self, package):
print "starting %s.%s" % (, package)

lastopt.main([install, Env])

$ ./command

Usage: ./command COMMAND [ARGS]

The available commands are:

$ ./command install --help

Usage: ./command install <package> [options]

-h, --help show this help message and exit
--nodependencies unset --dependencies
-d, --dependencies (default: False)

$ ./command install redis -d

install redis, with dependencies: yes

$ ./command env production

Usage: ./command env production COMMAND [ARGS]

The available commands are:

$ ./command env production start frontend

starting production.frontend


lastopt is directly inspired by Simon Willison's clever introspection hack from
a few years back:
Release History

Release History

This version
History Node


History Node


Download Files

Download Files

Download the file for your platform. If you're not sure which to choose, learn more about installing packages.

File Name & Checksum SHA256 Checksum Help Version File Type Upload Date
lastopt-0.0.2.tar.gz (4.6 kB) Copy SHA256 Checksum SHA256 Source May 21, 2014

Supported By

WebFaction WebFaction Technical Writing Elastic Elastic Search Pingdom Pingdom Monitoring Dyn Dyn DNS Sentry Sentry Error Logging CloudAMQP CloudAMQP RabbitMQ Heroku Heroku PaaS Kabu Creative Kabu Creative UX & Design Fastly Fastly CDN DigiCert DigiCert EV Certificate Rackspace Rackspace Cloud Servers DreamHost DreamHost Log Hosting