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Guard like Haskell for Python.

Project description

Guard like Haskell for Python.

Status

https://secure.travis-ci.org/mkouhei/pguard.png?branch=master https://coveralls.io/repos/mkouhei/pguard/badge.png?branch=master https://img.shields.io/pypi/v/pguard.svg Documentation Status

Requirements

  • Python 2.7 or Python 3.6 over or PyPy 2.4.0 over

Features

  • guard with lambda
  • Enable to use function or method as guard_cl statement argument.

Setup

$ pip install --user pguard
or
(venv)$ pip install pguard

Simple usage

>>> from pguard import guard
>>> from pguard import guard_cl as g
>>> (lambda n: guard(
... g(-1, n < 0),
... g(0, n == 0),
... g(1)  ## otherwise
... ))(0)
0

ChangeLog

0.4.0 (2019-03-18)

  • Supports Python 3.7.
  • Drops Python 2.7, Python 3.5.

0.3.1 (2018-11-03)

  • Fixes pylint violations.

0.3.0 (2016-04-30)

  • Fixes lazy evaluation.
  • Changes guard_cl() respond values.

0.2.1 (2016-04-29)

  • Fixes Python 2.7 classmethod behavior bugs.

0.2.0 (2016-04-27)

  • Supports “function” and “method” as guard_cl statement argument.

0.1.4 (2016-04-24)

  • Fixes setup.py url.

0.1.3 (2016-04-23)

  • Fixes README.
  • Adds check long-description to pre-commit hook.

0.1.2 (2016-04-23)

  • Fixes setup.py version.

0.1.1 (2016-04-23)

  • completed coverage 100%.
  • Adds sample usages.

0.1.0 (2016-04-23)

  • Initial release.

Project details


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