Add PyPI classifiers and README badge.

PiperOrigin-RevId: 461197208
Change-Id: I2c82a83d5f8719d5bc7f3373fd39d45ed965f218

python/README.md

@@ -1,5 +1,12 @@
 # MuJoCo Python Bindings
 
+<!-- [![PyPI Python Version][pypi-versions-badge]][pypi] -->
+[![PyPI version][pypi-badge]][pypi]
+
+[pypi-versions-badge]: https://img.shields.io/pypi/pyversions/mujoco
+[pypi-badge]: https://badge.fury.io/py/mujoco.svg
+[pypi]: https://pypi.org/project/mujoco/
+
 This package is the canonical Python bindings for the
 [MuJoCo physics engine](https://github.com/deepmind/mujoco).
 These bindings are developed and maintained by DeepMind, and is kept up-to-date

python/setup.py

@@ -272,7 +272,17 @@ setup(
     url='https://github.com/deepmind/mujoco',
     license='Apache License 2.0',
     classifiers=[
+        'Development Status :: 5 - Production/Stable',
+        'Intended Audience :: Developers',
+        'Intended Audience :: Science/Research',
         'License :: OSI Approved :: Apache Software License',
+        'Natural Language :: English',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Topic :: Scientific/Engineering',
     ],
     cmdclass=dict(build_ext=BuildCMakeExtension),
     ext_modules=[