Merge branch 'master' into script-path

Author: laurenyu

.github/PULL_REQUEST_TEMPLATE.md

@@ -12,7 +12,7 @@ _Put an `x` in the boxes that apply. You can also fill these out after creating
 
 - [ ] I have read the [CONTRIBUTING](https://github.com/aws/sagemaker-python-sdk/blob/master/CONTRIBUTING.md) doc
 - [ ] I used the commit message format described in [CONTRIBUTING](https://github.com/aws/sagemaker-python-sdk/blob/master/CONTRIBUTING.md#committing-your-change)
-- [ ] I have used the regional endpoint when creating S3 and/or STS clients (if appropriate)
+- [ ] I have passed the region in to any/all clients that I've initialized as part of this change.
 - [ ] I have updated any necessary documentation, including [READMEs](https://github.com/aws/sagemaker-python-sdk/blob/master/README.rst) and [API docs](https://github.com/aws/sagemaker-python-sdk/tree/master/doc) (if appropriate)
 
 #### Tests

.pylintrc

@@ -420,7 +420,7 @@ int-import-graph=
 known-standard-library=
 
 # Force import order to recognize a module as part of a third party library.
-known-third-party=enchant
+known-third-party=boto3,botocore,enchant
 
 # Analyse import fallback blocks. This can be used to support both Python 2 and
 # 3 compatible code, which means that the block might have code that exists