more fixes

Author: jan-janssen

python_workflow_definition/src/python_workflow_definition/cwl/export.py

@@ -204,14 +204,22 @@ def _write_workflow(workflow):
             if v[SOURCE_LABEL] in input_id_dict:
                 in_dict[k + "_file"] = input_id_dict[v[SOURCE_LABEL]] + "_file"
             else:
-                in_dict[k + "_file"] = (
-                    step_name_lst[v[SOURCE_LABEL]]
-                    + "_"
-                    + str(v[SOURCE_LABEL])
-                    + "/"
-                    + v[SOURCE_PORT_LABEL]
-                    + "_file"
-                )
+                if v['sourcePort'] is None:
+                    in_dict[k + "_file"] = (
+                            step_name_lst[v[SOURCE_LABEL]]
+                            + "_"
+                            + str(v[SOURCE_LABEL])
+                            + "/result_file"
+                    )
+                else:
+                    in_dict[k + "_file"] = (
+                        step_name_lst[v[SOURCE_LABEL]]
+                        + "_"
+                        + str(v[SOURCE_LABEL])
+                        + "/"
+                        + v[SOURCE_PORT_LABEL]
+                        + "_file"
+                    )
         workflow_template["steps"].update(
             {
                 step_name_lst[ind]