From 1f243fdf9b9e898d38c40e34e400cb05189533e7 Mon Sep 17 00:00:00 2001
From: cachedout <mike.place@elastic.co>
Date: Mon, 8 Jun 2020 18:50:47 +0000
Subject: [PATCH] Fix bdist during installation of Python requirements (#18745)

* Fix bdist/wheel errors on build

* Use independent args

* Formatting

* Remove -r

* Collapse into single line

* Update dev-tools/mage/pytest.go

Co-authored-by: Andrew Kroh <andrew.kroh@elastic.co>

Co-authored-by: Andrew Kroh <andrew.kroh@elastic.co>
---
 dev-tools/mage/pytest.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dev-tools/mage/pytest.go b/dev-tools/mage/pytest.go
index 539fc8b3f1b..4cb330f7a5d 100644
--- a/dev-tools/mage/pytest.go
+++ b/dev-tools/mage/pytest.go
@@ -210,6 +210,11 @@ func PythonVirtualenv() (string, error) {
 		args = append(args, "-Ur", req)
 	}
 
+	// First ensure that wheel is installed so that bdists build cleanly.
+	if err = sh.RunWith(env, pip, "install", "-U", "wheel"); err != nil {
+		return "", err
+	}
+
 	// Execute pip to install the dependencies.
 	if err := sh.RunWith(env, pip, args...); err != nil {
 		return "", err