Don't write Python bytecode when invoking launch tests (ros2#785)

cottsay · web-flow · commit 9d5c9257ee11 · 2024-06-21T12:16:34.000-04:00
This should prevent pytest invocations via add_launch_test from writing
__pycache__ directories into the package sources.

Signed-off-by: Scott K Logan &lt;logans@cottsay.net&gt;
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}
   )

Original file line number	Diff line number	Diff line change
`@@ -133,6 +133,7 @@ function(add_launch_test filename)`
`133`	`133`	`COMMAND ${cmd}`
`134`	`134`	`OUTPUT_FILE "${CMAKE_BINARY_DIR}/launch_test/${_launch_test_TARGET}.txt"`
`135`	`135`	`RESULT_FILE "${_launch_test_RESULT_FILE}"`
	`136`	`+ ENV PYTHONDONTWRITEBYTECODE=1`
`136`	`137`	`TIMEOUT "${_launch_test_TIMEOUT}"`
`137`	`138`	`${_launch_test_UNPARSED_ARGUMENTS}`
`138`	`139`	`)`