The uves_utl_ima_arith recipe
===============================================================

.. data:: uves_utl_ima_arith

Synopsis
--------

Computes result of ima1 op ima2

Description
-----------

This recipe performs image computation.

The input files are 2 images
their associated tags should be RAW_IMA.

The output is an image resulting from the RAW_IMA op RAW_IMA where op indicates
the operation to be performed specified by the parameter 
uves.uves_utl_ima_arith.op having alias 'op'
Information on relevant parameters can be found with
esorex --params uves_utl_ima_arith
esorex --help uves_utl_ima_arith


Constructor
-----------

.. method:: cpl.Recipe("uves_utl_ima_arith")
   :noindex:

   Create an object for the recipe uves_utl_ima_arith.

::

   import cpl
   uves_utl_ima_arith = cpl.Recipe("uves_utl_ima_arith")

Parameters
----------

.. py:attribute:: uves_utl_ima_arith.param.op

    A possible operation (str; default: '+') [default="+"].
.. py:attribute:: uves_utl_ima_arith.param.value

    a value (float; default: 9999.0) [default=9999.0].


The following code snippet shows the default settings for the available 
parameters.

::

   import cpl
   uves_utl_ima_arith = cpl.Recipe("uves_utl_ima_arith")

   uves_utl_ima_arith.param.op = "+"
   uves_utl_ima_arith.param.value = 9999.0


You may also set or overwrite some or all parameters by the recipe 
parameter `param`, as shown in the following example:

::

   import cpl
   uves_utl_ima_arith = cpl.Recipe("uves_utl_ima_arith")
   [...]
   res = uves_utl_ima_arith( ..., param = {"op":"+", "value":9999.0})


.. seealso:: `cpl.Recipe <https://packages.python.org/python-cpl/recipe.html>`_
   for more information about the recipe object.

Bug reports
-----------

Please report any problems to `Andrea Modigliani <Andrea.Modigliani@eso.org>`_. Alternatively, you may 
send a report to the `ESO User Support Department <usd-help@eso.org>`_.

Copyright
---------

This file is part of the ESO UVES Instrument Pipeline
Copyright (C) 2004,2005,2006 European Southern Observatory

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, 51 Franklin St, Fifth Floor, Boston, 
MA  02111-1307  USA

.. codeauthor:: Andrea Modigliani <Andrea.Modigliani@eso.org>