Change Task ID to directory path (#486)

* Modifying task id to include directory

CHANGELOG.md

@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Modified the unit tests for the `merlin status` command to use pytest rather than unittest
 - Added fixtures for `merlin status` tests that copy the workspace to a temporary directory so you can see exactly what's run in a test
 - Batch block and workers now allow for variables to be used in node settings
+- Task id is now the path to the directory
 
 ### Fixed
 - Bugfix for output of `merlin example openfoam_wf_singularity`

merlin/common/tasks.py

@@ -314,6 +314,7 @@ def add_merlin_expanded_chain_to_chord(  # pylint: disable=R0913,R0914
                     top_lvl_workspace=top_lvl_workspace,
                 )
                 new_step.set(queue=step.get_task_queue())
+                new_step.set(task_id=os.path.join(workspace, relative_paths[sample_id]))
                 new_chain.append(new_step)
 
             all_chains.append(new_chain)
@@ -382,7 +383,12 @@ def add_simple_chain_to_chord(self, task_type, chain_, adapter_config):
         # based off of the parameter substitutions and relative_path for
         # a given sample.
 
-        new_steps = [task_type.s(step, adapter_config=adapter_config).set(queue=step.get_task_queue())]
+        new_steps = [
+            task_type.s(step, adapter_config=adapter_config).set(
+                queue=step.get_task_queue(),
+                task_id=step.get_workspace(),
+            )
+        ]
         all_chains.append(new_steps)
     chain_1d = get_1d_chain(all_chains)
     launch_chain(self, chain_1d)