BUG: Fix failure on pandas >= 0.17.

2026-06-30 05:23:38 +08:00 · 2016-05-04 19:38:28 -04:00
parent 7a4e9fd61a
commit bd49647ce0
1 changed files with 3 additions and 1 deletions
@@ -280,7 +280,9 @@ class LabelArray(ndarray):
            raise ValueError("Can't convert a 2D array to a categorical.")
        return pd.Categorical.from_codes(
            self.as_int_array(),
-            self.categories,
+            # We need to make a copy because pandas >= 0.17 fails if this
+            # buffer isn't writeable.
+            self.categories.copy(),
            ordered=False,
            name=name,
        )