Tomoya Fujita

closing in favor of https://github.com/ros2/ros2cli/pull/898, all backports (jazzy, iron and humble) completed as well.

@nihavend i cannot reproduce this issue with linux platform (ubuntu 22.04), i would check the network interfaces assigned to the container, there should be network interface provided by docker bridge...

@andrey-pr besides @ajpether 's comment above, can you try `export RMW_IMPLEMENTATION=rmw_fastrtps_cpp`? it might be implementation to select the specific network interface? is there any warning or information message comes up...

@jonselling thanks for posting feature request. i am not sure what description to add and how the application take advantage of those... can you add a few more examples how...

> Our system will have the plugins configured the same way every time, and we would like to document all of the ROS inputs and outputs. either plugins or not,...

> NoDL stuff: https://github.com/ros2/design/pull/266 i did not know this, i will take a look! thanks for the information 👍

either @iuhilnehc-ynos or @Barry-Xu-2018 , can you take a look at the following patches? - https://github.com/ros2/rclpy/pull/1193 - https://github.com/ros2/ros2cli/pull/864

I believe that root cause is python `yaml` does not support scientific notation. https://github.com/ros2/rclpy/blob/20125a4de2d955948db9ff58810efd03cb5603f3/rclpy/rclpy/parameter.py#L194 fixed with https://github.com/yaml/pyyaml/issues/173

> I don't believe this to be the issue. I have tried 5.0e-06 and get the same error message. what do you mean? i think this is because of https://github.com/yaml/pyyaml/issues/173,...

@bijoua29 thanks for the explanation.