Don't write Python bytecode when invoking launch tests (#785)

This should prevent pytest invocations via add_launch_test from writing __pycache__ directories into the package sources. Signed-off-by: Scott K Logan <[email protected]>
ros2 · Jun 21, 2024 · 9d5c925 · 9d5c925
1 parent 651f574
commit 9d5c925
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/launch_testing_ament_cmake/cmake/add_launch_test.cmake b/launch_testing_ament_cmake/cmake/add_launch_test.cmake
@@ -133,6 +133,7 @@ function(add_launch_test filename)
     COMMAND ${cmd}
     OUTPUT_FILE "${CMAKE_BINARY_DIR}/launch_test/${_launch_test_TARGET}.txt"
     RESULT_FILE "${_launch_test_RESULT_FILE}"
+    ENV PYTHONDONTWRITEBYTECODE=1
     TIMEOUT "${_launch_test_TIMEOUT}"
     ${_launch_test_UNPARSED_ARGUMENTS}
   )