mandatory cannot be false

Author: chrisgorgo

nipype/interfaces/vista/tests/test_auto_Vnifti2Image.py

@@ -6,7 +6,6 @@ def test_Vnifti2Image_inputs():
     input_map = dict(args=dict(argstr='%s',
     ),
     attributes=dict(argstr='-attr %s',
-    mandatory=False,
     position=2,
     ),
     environ=dict(nohash=True,

nipype/interfaces/vista/vista.py

@@ -16,7 +16,7 @@
 
 class Vnifti2ImageInputSpec(CommandLineInputSpec):
     in_file = File(exists=True, argstr='-in %s', mandatory=True, position=1, desc='in file')
-    attributes = File(exists=True, argstr='-attr %s', mandatory=False, position=2, desc='attribute file')
+    attributes = File(exists=True, argstr='-attr %s', position=2, desc='attribute file')
     out_file = File(name_template="%s.v", keep_extension=False, argstr='-out %s', hash_files=False,
                     position= -1, desc='output data file', name_source=["in_file"])