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GEOUNED-org · May 23, 2024 · d114829 · d114829
1 parent c0012e6
commit d114829
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/geouned/GEOUNED/core.py b/src/geouned/GEOUNED/core.py
@@ -171,8 +171,8 @@ def export_csg(
         if not isinstance(UCARD, int) and not isinstance(UCARD, type(None)):
             raise TypeError(f"UCARD should be of type int or None not {type(UCARD)}")
         if isinstance(UCARD, int):
-            if UCARD < 1:
-                raise ValueError("UCARD should be a positive integer above 1")
+            if UCARD < 0:
+                raise ValueError("UCARD should be a 0 or a positive integer ")
 
         for arg, arg_str in (
             (volSDEF, "volSDEF"),