name templates for BigAverage interface

Author: carlohamalainen

nipype/interfaces/minc/minc.py

@@ -3432,7 +3432,10 @@ class BigAverageInputSpec(CommandLineInputSpec):
         desc='output file',
         genfile=True,
         argstr='%s',
-        position=-1,)
+        position=-1,
+        name_source=['input_files'],
+        hash_files=False,
+        name_template='%s_bigaverage.mnc')
 
     verbose = traits.Bool(
         desc='Print out log messages. Default: False.',
@@ -3461,7 +3464,9 @@ class BigAverageInputSpec(CommandLineInputSpec):
     sd_file = File(
         desc='Place standard deviation image in specified file.',
         argstr='--sdfile %s',
-        genfile=True)
+        name_source=['input_files'],
+        hash_files=False,
+        name_template='%s_bigaverage_stdev.mnc')
 
 
 class BigAverageOutputSpec(TraitedSpec):
@@ -3506,37 +3511,6 @@ class BigAverage(CommandLine):
     output_spec = BigAverageOutputSpec
     _cmd = 'mincbigaverage'
 
-    def _gen_filename(self, name):
-        if name == 'output_file':
-            output_file = self.inputs.output_file
-
-            if isdefined(output_file):
-                return os.path.abspath(output_file)
-            else:
-                return aggregate_filename(
-                    self.inputs.input_files, 'mincbigaverage_output')
-        elif name == 'sd_file':
-            sd_file = self.inputs.sd_file
-
-            if isdefined(sd_file):
-                return os.path.abspath(sd_file)
-            else:
-                return aggregate_filename(
-                    self.inputs.input_files,
-                    'mincbigaverage_sd_file_output')
-        else:
-            raise NotImplemented
-
-    def _gen_outfilename(self):
-        return self._gen_filename('output_file')
-
-    def _list_outputs(self):
-        outputs = self.output_spec().get()
-        outputs['output_file'] = os.path.abspath(
-            self._gen_filename('output_file'))
-        outputs['sd_file'] = os.path.abspath(self._gen_filename('sd_file'))
-        return outputs
-
 
 class ReshapeInputSpec(CommandLineInputSpec):
     input_file = traits.File(