kenneth-arista

@arlakshm please review

> * If no namespace specified, Will it show for all namespaces? if we specify, will it show for only that namespace ? The latest changes support this.

> 4. Is this verified to be working fine on pizza box as well as chassis? Yes, I verified that the changes work on a pizza box with a single...

> @arlakshm has a concern on using `click` option in `scripts` directory which is outside of `show` directory. otherwise LGTM. thanks @kenneth-arista for adding test as well Thanks @wenyiz2021 ....

@wenyiz2021 can you help merge this change?

@arlakshm @vmittal-msft @wenyiz2021 this PR is ready for review. All tests have passed with the latest updates. It will be easier to review with whitespace difference disabled because the new...

Because of the conversion of global methods to class methods, there are lots of white space changes. The best way to review this PR is to ignore whitespace.

> @bktsim-arista Please file a direct PR to 202405 branch to address the conflict. There's no need to cherry-pick this PR into 202405 because commit 64473080 is already included. 😄...

@ysmanman @jfeng-arista

@arlakshm