diff --git a/python/private/which.bzl b/python/private/which.bzl
deleted file mode 100644
index b0cbddb0e8..0000000000
--- a/python/private/which.bzl
+++ /dev/null
@@ -1,32 +0,0 @@
-# Copyright 2023 The Bazel Authors. All rights reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""Wrapper for repository which call"""
-
-_binary_not_found_msg = "Unable to find the binary '{binary_name}'.  Please update your PATH to include '{binary_name}'."
-
-def which_with_fail(binary_name, rctx):
-    """Tests to see if a binary exists, and otherwise fails with a message.
-
-    Args:
-        binary_name: name of the binary to find.
-        rctx: repository context.
-
-    Returns:
-        rctx.Path for the binary.
-    """
-    binary = rctx.which(binary_name)
-    if binary == None:
-        fail(_binary_not_found_msg.format(binary_name = binary_name))
-    return binary