feat(polars): add ArrayContains operation

Author: IndexSeek

ibis/backends/polars/compiler.py

@@ -1514,3 +1514,10 @@ def normalize_index(index, length):
     slice_len = pl.when(stop > start).then(stop - start).otherwise(0)
 
     return arg.list.slice(start, slice_len)
+
+
+@translate.register(ops.ArrayContains)
+def visit_ArrayContains(op, **kw):
+    arg = translate(op.arg, **kw)
+    value = translate(op.other, **kw)
+    return arg.list.contains(value)

ibis/backends/tests/test_array.py

@@ -616,7 +616,6 @@ def test_array_filter_with_index(con, input, output, predicate):
 
 
 @builtin_array
-@pytest.mark.notimpl(["polars"], raises=com.OperationNotDefinedError)
 @pytest.mark.parametrize(
     ("col", "value"),
     [