ref: remove unnecessary if levels

config.py

@@ -375,19 +375,18 @@ def get_dep_ids(self, job_name, add_dep=None):
 
     def get_dep_cmd(self, job_name, add_dep=None):
         """Generate the part of the sbatch command that sepcifies dependencies for `job_name`"""
-        if not self.force_sync:
-            # Default: async case
-            if dep_ids := self.get_dep_ids(job_name, add_dep=add_dep):
-                dep_str = ':'.join(map(str, dep_ids))
-                return f'--dependency=afterok:{dep_str}'
-            else:
-                # job_name has no dependencies but still belongs to an async workflow
-                # so don't use --wait
-                return None
-        else:
-            # Needed for nested run_chain.py
+        # Needed for nested run_chain.py
+        if self.force_sync:
             return '--wait'
 
+        if dep_ids := self.get_dep_ids(job_name, add_dep=add_dep):
+            dep_str = ':'.join(map(str, dep_ids))
+            return f'--dependency=afterok:{dep_str}'
+
+        # job_name has no dependencies but still belongs to an async workflow
+        # so don't use --wait
+        return None
+
     def submit(self, job_name, script, add_dep=None):
         """Submit job with dependencies"""
         script_path = Path(script)