fix(polars): ensure that null literals are not mistakenly made non-null

ibis-project · Nov 5, 2024 · d4d4bcc · d4d4bcc
1 parent 14620bb
commit d4d4bcc
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/ibis/backends/polars/compiler.py b/ibis/backends/polars/compiler.py
@@ -82,6 +82,9 @@ def literal(op, **_):
     value = op.value
     dtype = op.dtype
 
+    if value is None:
+        return pl.lit(None, dtype=PolarsType.from_ibis(dtype))
+
     if dtype.is_array():
         value = pl.Series("", value)
         typ = PolarsType.from_ibis(dtype)