ENH: avoid bare raise in an except clause

yt-project · May 16, 2022 · 67c111a · 67c111a
1 parent 457a0c1
commit 67c111a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/yt/data_objects/selection_objects/data_selection_objects.py b/yt/data_objects/selection_objects/data_selection_objects.py
@@ -271,7 +271,7 @@ def _generate_fields(self, fields_to_generate):
                         # supposed to be unitless
                         fd = self.ds.arr(fd, "")
                         if fi.units != "":
-                            raise YTFieldUnitError(fi, fd.units)
+                            raise YTFieldUnitError(fi, fd.units) from None
                     except UnitConversionError as e:
                         raise YTFieldUnitError(fi, fd.units) from e
                     except UnitParseError as e: