added maths.MaxImage examples

Author: nicholsn

nipype/interfaces/fsl/maths.py

@@ -126,6 +126,15 @@ class MaxImageInput(MathsInput):
 class MaxImage(MathsCommand):
     """Use fslmaths to generate a max image across a given dimension.
 
+    Examples
+    --------
+    from nipype.interfaces.fsl.maths import MaxImage
+    maxer = MaxImage() 
+    maxer.inputs.in_file = "functional.nii"
+    maxer.dimension = "T"
+    maths.cmdline
+    fslmaths functional.nii -Tmax functional_max.nii
+    
     """
     input_spec = MaxImageInput
     _suffix = "_max"