--- a/qiime2/qiime_diversity_beta-group-significance.xml	Mon Aug 05 01:29:30 2019 -0400
+++ b/qiime2/qiime_diversity_beta-group-significance.xml	Tue Aug 13 07:46:48 2019 -0400
@@ -12,19 +12,11 @@
 
 
 
-#if $input_files_mmetadatafile:
-#def list_dict_to_string(list_dict):
-	#set $file_list = list_dict[0]['additional_input'].__getattr__('file_name')
-	#for d in list_dict[1:]:
-		#set $file_list = $file_list + ' --m-metadata-file=' + d['additional_input'].__getattr__('file_name')
-	#end for
-	#return $file_list
-#end def
- --m-metadata-file=$list_dict_to_string($input_files_mmetadatafile)
+#if $metadatafile:
+ --m-metadata-file=$metadatafile
 #end if
 
 
-
 #if str($pmethod) != 'None':
  --p-method=$pmethod
 #end if
@@ -33,7 +25,7 @@
  --p-pairwise
 #end if
 
-#if $ppermutations:
+#if str($ppermutations):
  --p-permutations=$ppermutations
 #end if
 
@@ -55,9 +47,7 @@
 		<param label="--p-pairwise: --p-no-pairwise Perform pairwise tests between all pairs of groups in addition to the test across all groups. This can be very slow if there are a lot of groups in the metadata column.                                [default: False]" name="ppairwise" selected="False" type="boolean"/>
 		<param label="--p-permutations: INTEGER The number of permutations to be run when computing p-values.                                [default: 999]" name="ppermutations" optional="True" type="integer" value="999"/>
 
-		<repeat name="input_files_mmetadatafile" optional="True" title="--m-metadata-file [required]">
-			<param label="--m-metadata-file: Metadata file or artifact viewable as metadata. This option may be supplied multiple times to merge metadata. [optional]" name="additional_input" type="data" format="tabular,qza,no_unzip.zip" />
-		</repeat>
+		<param label="--m-metadata-file METADATA [required]" name="metadatafile" type="data" format="tabular,qza,no_unzip.zip" optional="False" />
 	</inputs>
 	<outputs>
 		<data format="html" label="${tool.name} on ${on_string}: visualization.qzv" name="ovisualization"/>