update setups and config

.circleci/config.yml

             path: /tmp/proto.patch
             destination: proto.patch
 
+deploy:
+    parameters:
+      version:
+        type: directory
+    docker:
+      - image: circleci/python:3.6
+    steps:
+      - checkout
+      - run:
+          name: install python dependencies
+          command: |
+            python3 -m venv venv
+            . venv/bin/activate
+            pip install  --upgrade pip
+            pip install setuptools wheel twine
+      - run:
+          name: verify git tag vs. version
+          command: |
+            python3 -m venv venv
+            . venv/bin/activate
+            cd << parameters.directory >>
+            python setup.py verify
+      - run:
+          name: init .pypirc
+          # TODO update username for final release
+          command: |
+            echo -e "[pypi]" >> ~/.pypirc
+            echo -e "username = mlagents-test" >> ~/.pypirc
+            echo -e "password = $PYPI_PASSWORD" >> ~/.pypirc
+      - run:
+          # TODO example doesn't use venv here but I think we need it
+          name: create packages
+          command: |
+            . venv/bin/activate
+            cd << parameters.directory >>
+            python setup.py sdist
+            python setup.py bdist_wheel
+      - run:
+          name: upload to pypi
+          # TODO remove --repository-url for final release
+          command: |
+            . venv/bin/activate
+            cd << parameters.directory >>
+            twine upload --repository-url https://test.pypi.org/legacy/ dist/*
+
 workflows:
   workflow:
     jobs:
           pip_constraints: test_constraints_max_version.txt
       - markdown_link_check
       - protobuf_generation_check
+      - deploy:
+          name: deploy ml-agents-envs
+          directory: ml-agents-envs
+          requires:
+            - python_3.7.3
+          filters:
+            tags:
+              only: /[0-9]+(\.[0-9]+)*/
+            branches:
+              ignore: /.*/
+      - deploy:
+          name: deploy ml-agents
+          directory: ml-agents
+          requires:
+            - python_3.7.3
+          filters:
+            tags:
+              only: /[0-9]+(\.[0-9]+)*/
+            branches:
+              ignore: /.*/
+      - deploy:
+          name: deploy gym-unity
+          directory: gym-unity
+          requires:
+            - python_3.7.3
+          filters:
+            tags:
+              only: /[0-9]+(\.[0-9]+)*/
+            branches:
+              ignore: /.*/

gym-unity/setup.py

 #!/usr/bin/env python
 
+import os
+import sys
+from setuptools.command.install import install
+
+class VerifyVersionCommand(install):
+    """
+    Custom command to verify that the git tag matches our version
+    See https://circleci.com/blog/Adding-container-security-scanning-anchore/
+    """
+
+    description = "verify that the git tag matches our version"
+
+    def run(self):
+        tag = os.getenv("CIRCLE_TAG")
+
+        if tag != VERSION:
+            info = "Git tag: {0} does not match the version of this app: {1}".format(
+                tag, VERSION
+            )
+            sys.exit(info)
+
+
 setup(
     name="gym_unity",
     version=VERSION,
     url="https://github.com/Unity-Technologies/ml-agents",
     packages=find_packages(),
     install_requires=["gym", "mlagents_envs=={}".format(VERSION)],
+    cmdclass={"verify": VerifyVersionCommand},
 )

ml-agents-envs/setup.py

+import os
+import sys
-from os import path
+from setuptools.command.install import install
-here = path.abspath(path.dirname(__file__))
+here = os.path.abspath(os.path.dirname(__file__))
+
+
+class VerifyVersionCommand(install):
+    """
+    Custom command to verify that the git tag matches our version
+    See https://circleci.com/blog/Adding-container-security-scanning-anchore/
+    """
+
+    description = "verify that the git tag matches our version"
+
+    def run(self):
+        tag = os.getenv("CIRCLE_TAG")
+
+        if tag != VERSION:
+            info = "Git tag: {0} does not match the version of this app: {1}".format(
+                tag, VERSION
+            )
+            sys.exit(info)
+
 
 setup(
     name="mlagents_envs",
         "protobuf>=3.6",
     ],
     python_requires=">=3.5",
+    cmdclass={"verify": VerifyVersionCommand},
 )

ml-agents/setup.py

-from setuptools import setup, find_namespace_packages
-from os import path
+import os
+import sys
+
+from setuptools import setup, find_namespace_packages
+from setuptools.command.install import install
-here = path.abspath(path.dirname(__file__))
+here = os.path.abspath(os.path.dirname(__file__))
+
+
+class VerifyVersionCommand(install):
+    """
+    Custom command to verify that the git tag matches our version
+    See https://circleci.com/blog/Adding-container-security-scanning-anchore/
+    """
+
+    description = "verify that the git tag matches our version"
+
+    def run(self):
+        tag = os.getenv("CIRCLE_TAG")
+
+        if tag != VERSION:
+            info = "Git tag: {0} does not match the version of this app: {1}".format(
+                tag, VERSION
+            )
+            sys.exit(info)
+
-with open(path.join(here, "README.md"), encoding="utf-8") as f:
+with open(os.path.join(here, "README.md"), encoding="utf-8") as f:
     long_description = f.read()
 
 setup(
     ],
     python_requires=">=3.6.1",
     entry_points={"console_scripts": ["mlagents-learn=mlagents.trainers.learn:main"]},
+    cmdclass={"verify": VerifyVersionCommand},
 )