**To add a comment to a pull request**

This example demonstrates how to add the comment '"These don't appear to be used anywhere. Can we remove them?"' on the change to the 'ahs_count.py' file in a pull request with the ID of '47' in a repository named 'MyDemoRepo'::

  aws codecommit post-comment-for-pull-request --pull-request-id "47" --repository-name MyDemoRepo --before-commit-id 317f8570EXAMPLE --after-commit-id 5d036259EXAMPLE --client-request-token 123Example --content ""These don't appear to be used anywhere. Can we remove them?"" --location filePath=ahs_count.py,filePosition=367,relativeFileVersion=AFTER

Output::

  {
         "afterBlobId": "1f330709EXAMPLE",
         "afterCommitId": "5d036259EXAMPLE",
         "beforeBlobId": "80906a4cEXAMPLE",
         "beforeCommitId": "317f8570EXAMPLE",
         "comment": {
               "authorArn": "arn:aws:iam::111111111111:user/Saanvi_Sarkar",
               "clientRequestToken": "123Example",
               "commentId": "abcd1234EXAMPLEb5678efgh",
               "content": "These don't appear to be used anywhere. Can we remove them?",
               "creationDate": 1508369622.123,
               "deleted": false,
               "CommentId": "",
               "lastModifiedDate": 1508369622.123
            }
             "location": { 
               "filePath": "ahs_count.py",
               "filePosition": 367,
               "relativeFileVersion": "AFTER"
             },
         "repositoryName": "MyDemoRepo",
         "pullRequestId": "47"
  }