http://code.activestate.com/recipes/tags/dispatch/top/2016-05-01T13:11:05-07:00ActiveState Code Recipes2016-05-01T13:11:05-07:00Dmitry Dvoinikovhttp://code.activestate.com/recipes/users/2475216/http://code.activestate.com/recipes/580658-function-guards-for-python-3/

<p style="color: grey"> Python recipe 580658 by <a href="/recipes/users/2475216/">Dmitry Dvoinikov</a> (<a href="/recipes/tags/call/">call</a>, <a href="/recipes/tags/decorator/">decorator</a>, <a href="/recipes/tags/dispatch/">dispatch</a>, <a href="/recipes/tags/function/">function</a>, <a href="/recipes/tags/guard/">guard</a>). </p> <p>This module implements a function guard - facility to redirect the the call to one of several function implementations at run time based on the actual call arguments.</p> <p>Wrap each of the identically named functions in a @guard decorator and provide a _when parameter with a default value set to guarding expression.</p> <p>See samples at the top of the module.</p>