add basic python support for protobuf and thrift (#1)

Add basic Python support for both Protobuf and Thrift code generation.

This does not include gRPC yet. The sample code is also provided as tests and not regular source code.

Author: tdyas

.gitignore

@@ -1,129 +1,17 @@
-# Byte-compiled / optimized / DLL files
-__pycache__/
-*.py[cod]
-*$py.class
-
-# C extensions
-*.so
-
-# Distribution / packaging
-.Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-pip-wheel-metadata/
-share/python-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-MANIFEST
-
-# PyInstaller
-#  Usually these files are written by a python script from a template
-#  before PyInstaller builds the exe, so as to inject date/other infos into it.
-*.manifest
-*.spec
-
-# Installer logs
-pip-log.txt
-pip-delete-this-directory.txt
-
-# Unit test / coverage reports
-htmlcov/
-.tox/
-.nox/
-.coverage
-.coverage.*
-.cache
-nosetests.xml
-coverage.xml
-*.cover
-*.py,cover
-.hypothesis/
-.pytest_cache/
-
-# Translations
-*.mo
-*.pot
-
-# Django stuff:
-*.log
-local_settings.py
-db.sqlite3
-db.sqlite3-journal
-
-# Flask stuff:
-instance/
-.webassets-cache
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-# Scrapy stuff:
-.scrapy
-
-# Sphinx documentation
-docs/_build/
-
-# PyBuilder
-target/
+# Copyright 2020 Pants project contributors.
+# Licensed under the Apache License, Version 2.0 (see LICENSE).
 
-# Jupyter Notebook
-.ipynb_checkpoints
+# Pants workspace files
+/.pants.d/
+/dist
+/.pids
+/.pants.workdir.file_lock*
 
-# IPython
-profile_default/
-ipython_config.py
-
-# pyenv
-.python-version
-
-# pipenv
-#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
-#   However, in case of collaboration, if having platform-specific dependencies or dependencies
-#   having no cross-platform support, pipenv may install dependencies that don't work, or not
-#   install all needed dependencies.
-#Pipfile.lock
-
-# PEP 582; used by e.g. github.com/David-OConnor/pyflow
-__pypackages__/
-
-# Celery stuff
-celerybeat-schedule
-celerybeat.pid
-
-# SageMath parsed files
-*.sage.py
-
-# Environments
-.env
-.venv
-env/
-venv/
-ENV/
-env.bak/
-venv.bak/
-
-# Spyder project settings
-.spyderproject
-.spyproject
-
-# Rope project settings
-.ropeproject
-
-# mkdocs documentation
-/site
-
-# mypy
-.mypy_cache/
-.dmypy.json
-dmypy.json
+# Python files
+__pycache__/
+*.pyc
+.venv/
 
-# Pyre type checker
-.pyre/
+# Editors
+.idea/
+*.iml

3rdparty/python/BUILD

@@ -0,0 +1 @@
+python_requirements()

3rdparty/python/constraints.txt

@@ -0,0 +1,3 @@
+protobuf==3.19.2
+thrift==0.15.0
+

3rdparty/python/requirements.txt

@@ -0,0 +1,2 @@
+protobuf>=3.19.0
+thrift==0.15.0