--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/permutate_axis.xml	Sat Feb 09 14:21:21 2019 -0500
@@ -0,0 +1,36 @@
+<tool id="ip_permutate_axis" name="Permutate image" version="0.1">
+    <description>along an axis</description>
+    <requirements>
+        <requirement type="package" version="0.14.2">scikit-image</requirement>
+        <requirement type="package" version="1.15.4">numpy</requirement>
+    </requirements>
+    <command>
+    <![CDATA[
+    python '$__tool_directory__/permutate_axis.py' '$input' '$output' $permutate --axis $axis
+    ]]>
+    </command>
+    <inputs>
+        <param name="input" type="data" format="tiff" label="Binary Image File"/>
+        <param name="permutate" type="text" value="0,1,2" label="new channel order">
+            <validator type="regex" message="Input has to be a sequence of axis, separated by commas">([0-4],)+[0-4]</validator>
+        </param>
+        <param name="axis" type="integer" value="0" label="concatenation axis" help="Concatenation axis (0-4)" /><!-- why not have a selection from 0 to 4?-->
+    </inputs>
+    <outputs>
+        <data format="tiff" name="output"/>
+    </outputs>
+    <tests>
+        <test>
+            <param name="input" value="galaxyIcon_noText.tif"/>
+            <output name="output" file="res.tif" ftype="tiff" compare="sim_size"/>
+        </test>
+    </tests>
+    <help>
+    **What it does**
+
+    Permutates the image along a specified axis.
+    </help>
+    <citations>
+        <citation type="doi">10.1016/j.jbiotec.2017.07.019</citation> 
+    </citations>
+</tool>