fixes a bug where Prim modifies the experiments array (#228)

quaquel · Mar 5, 2023 · b003ee1 · b003ee1
1 parent c7db10d
commit b003ee1
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ema_workbench/analysis/prim.py b/ema_workbench/analysis/prim.py
@@ -978,6 +978,8 @@ def __init__(
         assert mode in {sdutil.RuleInductionType.BINARY, sdutil.RuleInductionType.REGRESSION}
         assert self._assert_mode(y, mode, update_function)
         # preprocess x
+        x = x.copy()
+
         try:
             x.drop(columns="scenario", inplace=True)
         except KeyError: