:mod:`rattail.filters` Module
-----------------------------

.. automodule:: rattail.filters
   :members:

   .. attribute:: operator_text

      Dictionary mapping operator "keys" to human-friendly equivalents.

   .. attribute:: valid_operators

      Dictionary mapping SQLAlchemy data types to tuples of operators.  These
      are only meant to be "typical" and can be overridden by a class'
      :attr:`rattail.ClassBase.filter_map`.