.. _ref-signals: ======= Signals ======= List of all signals sent by pipeline. css_compressed -------------- **pipeline.signals.css_compressed** Whenever a css package is compressed, this signal is sent after the compression. Arguments sent with this signal : :sender: The ``Packager`` class that compressed the group. :package: The package actually compressed. js_compressed -------------- **pipeline.signals.js_compressed** Whenever a js package is compressed, this signal is sent after the compression. Arguments sent with this signal : :sender: The ``Packager`` class that compressed the group. :package: The package actually compressed.