More setup for running download capability; nothing of consequence

schema/versions/e50583fc2a8e_ssa_6391_add_download_capability_and_.py

@@ -18,7 +18,7 @@ depends_on = None
 def upgrade():
     op.execute(
         "INSERT INTO capabilities (capability_name, capability_steps, max_jobs) "
-        "VALUES ('test_download', 'prepare-and-run-workflow deliver -r,-l\nawait-workflow', 2)"
+        "VALUES ('test_download', 'prepare-and-run-workflow deliver [-r, -l]\nawait-workflow', 2)"
     )
     op.execute("INSERT INTO workflows (workflow_name) VALUES ('test_download')")
     op.execute(

shared/workspaces/workspaces/capability/helpers.py

@@ -155,8 +155,19 @@ class CapabilitySequence(CapabilitySequenceIF):
 
 
 class PrepareAndRunWorkflow(CapabilityStep):
+    """
+    Class representing a prepare-and-run-workflow capability step
+    """
+
     def execute(self, engine: CapabilityEngineIF, execution: CapabilityExecutionIF):
+        """
+        Execute a workflow within an engine
+
+        :param engine: Engine that will execute the workflow
+        :param execution: Execution record for executing capability
+        """
         workflow_name = self.step_value
+        workflow_args = None
         parameters = execution.capability_request.parameters
         # FIXME: Add support for files
         files = []
@@ -165,7 +176,9 @@ class PrepareAndRunWorkflow(CapabilityStep):
             # DO NOT TAKE THIS OUT! Python will yell at you.
             parameters = json.dumps(parameters)
             workflow_args = json.loads(parameters)
-        engine.submit_workflow_request(execution.id, workflow_name, workflow_args, files)
+        engine.submit_workflow_request(
+            execution.id, workflow_name, workflow_args, files
+        )
 
 
 class AwaitQa(CapabilityStep):