From b86722f8b999b1cdd762b81c3ac20336c7561ce8 Mon Sep 17 00:00:00 2001
From: Jonathan Stein <Jonathan.Stein@chicagotrading.com>
Date: Tue, 21 Apr 2026 15:00:06 -0500
Subject: [PATCH] :bug: fix(venv): insidious creation/cleanup race condition

Suffixes the venv created with the running shell's PID, ensuring that
each call generates a venv at a unique location.

Also, explicitly cleans the venv up at the end to avoid too many
piling up.

Fixes #858, #899.
---
 py/private/run.tmpl.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/py/private/run.tmpl.sh b/py/private/run.tmpl.sh
index f13eb2ca4..130c45955 100644
--- a/py/private/run.tmpl.sh
+++ b/py/private/run.tmpl.sh
@@ -35,7 +35,8 @@ function python_location {
 }
 
 VENV_TOOL="$(rlocation {{VENV_TOOL}})"
-VIRTUAL_ENV="$(alocation "${RUNFILES_DIR}/{{ARG_VENV_NAME}}")"
+VIRTUAL_ENV="$(alocation "${RUNFILES_DIR}/{{ARG_VENV_NAME}}.$$")"
+trap 'rm -rf "${VIRTUAL_ENV}"' EXIT
 export VIRTUAL_ENV
 
 "${VENV_TOOL}" \
@@ -58,4 +59,4 @@ if [ -n "${BASH:-}" -o -n "${ZSH_VERSION:-}" ] ; then
     hash -r 2> /dev/null
 fi
 
-exec "{{EXEC_PYTHON_BIN}}" {{INTERPRETER_FLAGS}} "$(rlocation {{ENTRYPOINT}})" "$@"
\ No newline at end of file
+exec "{{EXEC_PYTHON_BIN}}" {{INTERPRETER_FLAGS}} "$(rlocation {{ENTRYPOINT}})" "$@"