(beam) branch master updated: Disable build isolation for pip by default. (#38700)

[sh...@apache.org]

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shunping pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/beam.git


The following commit(s) were added to refs/heads/master by this push:
     new 5702872d9ae Disable build isolation for pip by default. (#38700)
5702872d9ae is described below

commit 5702872d9ae64798cc6dc20ab9b7ced46b25d986
Author: Shunping Huang <sh...@google.com>
AuthorDate: Fri May 29 09:49:01 2026 -0400

    Disable build isolation for pip by default. (#38700)
    
    Users can re-enable it by using experiment "pip_use_build_isolation".
---
 sdks/python/container/boot.go | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/sdks/python/container/boot.go b/sdks/python/container/boot.go
index f5a37c9cca0..82d11dc89cb 100644
--- a/sdks/python/container/boot.go
+++ b/sdks/python/container/boot.go
@@ -190,12 +190,12 @@ func launchSDKProcess() error {
 	experiments := getExperiments(options)
 	logger.Printf(ctx, "Experiments=%v", experiments)
 
-	pipNoBuildIsolation = false
-	if slices.Contains(experiments, "pip_no_build_isolation") {
-		pipNoBuildIsolation = true
-		logger.Printf(ctx, "Build isolation disabled when installing packages with pip")
-	} else {
+	pipNoBuildIsolation = true
+	if slices.Contains(experiments, "pip_use_build_isolation") {
+		pipNoBuildIsolation = false
 		logger.Printf(ctx, "Build isolation enabled when installing packages with pip")
+	} else {
+		logger.Printf(ctx, "Build isolation disabled when installing packages with pip")
 	}
 
 	// (2) Retrieve and install the staged packages.