Repository and Deployment refactor and cleanup (bentoml#771)

* make sagemaker docker image have same file structure

* use consistent file names

* move operator code out of __init__ to avoid loading unused code in model server startup

* refactor deployment validator

* reorganize bento repository code

* deployment valiator test&linting error fix

* more repository code cleanup

* renaming and adding inline comments

* move out lambda operator code to separate file

bentoml/yatai/client/deployment_api.py

@@ -32,7 +32,7 @@
 )
 from bentoml.exceptions import BentoMLException, YataiDeploymentException
 from bentoml.yatai.proto import status_pb2
-from bentoml.yatai.validator import validate_deployment_pb_schema
+from bentoml.yatai.validator import validate_deployment_pb
 from bentoml.yatai.deployment_utils import (
     deployment_yaml_string_to_pb,
     deployment_dict_to_pb,
@@ -120,7 +120,7 @@ def create(self, deployment_info, wait):
                 )
             )
 
-        validation_errors = validate_deployment_pb_schema(deployment_pb)
+        validation_errors = validate_deployment_pb(deployment_pb)
         if validation_errors:
             raise YataiDeploymentException(
                 f'Failed to validate deployment {deployment_pb.name}: '
@@ -168,7 +168,7 @@ def apply(self, deployment_info, wait):
                 )
             )
 
-        validation_errors = validate_deployment_pb_schema(deployment_pb)
+        validation_errors = validate_deployment_pb(deployment_pb)
         if validation_errors:
             raise YataiDeploymentException(
                 f'Failed to validate deployment {deployment_pb.name}: '