remove unused variable

validphys2/src/validphys/theorycovariance/construction.py

@@ -50,7 +50,7 @@ def theory_covmat_dataset(results, results_central_bytheoryids, point_prescripti
 ProcessInfo = namedtuple("ProcessInfo", ("preds", "namelist", "sizes"))
 
 
-def combine_by_type(each_dataset_results_central_bytheory, theoryids):
+def combine_by_type(each_dataset_results_central_bytheory):
     """Groups the datasets bu process and returns an instance of the ProcessInfo class
 
     Parameters