fixed issue in __main__.py

jass/__main__.py

@@ -231,7 +231,11 @@ def w_create_inittable(args):
 
     regions_map_path = absolute_path_of_the_file(args.regions_map_path)
     description_file_path = absolute_path_of_the_file(args.description_file_path)
-    init_table_metadata_path = absolute_path_of_the_file(args.init_table_metadata_path)
+    
+    if args.init_table_metadata_path is not None:
+        init_table_metadata_path = absolute_path_of_the_file(args.init_table_metadata_path)
+    else:
+        init_table_metadata_path = None     
     init_table_path = absolute_path_of_the_file(args.init_table_path, True)
 
     create_inittable_file(

jass/models/inittable.py

@@ -94,7 +94,6 @@ def create_pheno_summary(description):
             "Reference",
             "ReferenceLink",
             "dataLink",
-            "internalDataLink",
             "Nsample",
             "Ncase",
             "Ncontrol",
@@ -130,7 +129,6 @@ def create_pheno_summary(description):
             "Reference",
             "ReferenceLink",
             "dataLink",
-            "internalDataLink",
             "Nsample",
             "Ncase",
             "Ncontrol",