format fix

Author: mr-c

cwltool/checker.py

@@ -387,7 +387,10 @@ def check_all_types(
                             )
                         )
                     if is_all_output_method_loop_step(param_to_step, parm_id):
-                        src_dict[parm_id]['type'] = {'type': 'array', 'items': src_dict[parm_id]['type']}
+                        src_dict[parm_id]["type"] = {
+                            "type": "array",
+                            "items": src_dict[parm_id]["type"],
+                        }
             else:
                 parm_id = cast(str, sink[sourceField])
                 if parm_id not in src_dict:
@@ -430,7 +433,10 @@ def check_all_types(
                     srcs_of_sink[0]["type"] = src_typ
 
                 if is_all_output_method_loop_step(param_to_step, parm_id):
-                    src_dict[parm_id]['type'] = {'type': 'array', 'items': src_dict[parm_id]['type']}
+                    src_dict[parm_id]["type"] = {
+                        "type": "array",
+                        "items": src_dict[parm_id]["type"],
+                    }
 
             for src in srcs_of_sink:
                 check_result = check_types(src, sink, linkMerge, valueFrom)
@@ -521,14 +527,19 @@ def is_conditional_step(param_to_step: Dict[str, CWLObjectType], parm_id: str) -
     return False
 
 
-def is_all_output_method_loop_step(param_to_step: Dict[str, CWLObjectType], parm_id: str) -> bool:
+def is_all_output_method_loop_step(
+    param_to_step: Dict[str, CWLObjectType], parm_id: str
+) -> bool:
     source_step = param_to_step.get(parm_id)
     if source_step is not None:
         requirements = {
-            **{h['class']: h for h in source_step.get('hints', [])},
-            **{r['class']: r for r in source_step.get('requirements', [])}}
-        if 'http://commonwl.org/cwltool#Loop' in requirements:
-            output_method = requirements['http://commonwl.org/cwltool#Loop'].get('outputMethod', 'last')
-            if output_method == 'all':
+            **{h["class"]: h for h in source_step.get("hints", [])},
+            **{r["class"]: r for r in source_step.get("requirements", [])},
+        }
+        if "http://commonwl.org/cwltool#Loop" in requirements:
+            output_method = requirements["http://commonwl.org/cwltool#Loop"].get(
+                "outputMethod", "last"
+            )
+            if output_method == "all":
                 return True
     return False