From 7d9352d3fbc1453cc631d798371983f97ff9f0a9 Mon Sep 17 00:00:00 2001
From: Rohan Joyce <rfj@google.com>
Date: Thu, 29 Apr 2021 15:24:13 -0400
Subject: [PATCH] Define version-specific shebangs for the default python
 runtimes

---
 tools/python/toolchain.bzl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/python/toolchain.bzl b/tools/python/toolchain.bzl
index 15b70105c83d8b..0870173b81ea97 100644
--- a/tools/python/toolchain.bzl
+++ b/tools/python/toolchain.bzl
@@ -174,6 +174,7 @@ def define_autodetecting_toolchain(
         name = "_autodetecting_py2_runtime",
         interpreter = ":py2wrapper.sh",
         python_version = "PY2",
+        stub_shebang = "#!/usr/bin/env python2",
         visibility = ["//visibility:private"],
     )
 
@@ -181,6 +182,7 @@ def define_autodetecting_toolchain(
         name = "_autodetecting_py3_runtime",
         interpreter = ":py3wrapper.sh",
         python_version = "PY3",
+        stub_shebang = "#!/usr/bin/env python3",
         visibility = ["//visibility:private"],
     )
 
@@ -188,6 +190,7 @@ def define_autodetecting_toolchain(
         name = "_autodetecting_py2_runtime_nonstrict",
         interpreter = ":py2wrapper_nonstrict.sh",
         python_version = "PY2",
+        stub_shebang = "#!/usr/bin/env python2",
         visibility = ["//visibility:private"],
     )
 
@@ -195,6 +198,7 @@ def define_autodetecting_toolchain(
         name = "_autodetecting_py3_runtime_nonstrict",
         interpreter = ":py3wrapper_nonstrict.sh",
         python_version = "PY3",
+        stub_shebang = "#!/usr/bin/env python3",
         visibility = ["//visibility:private"],
     )