Cleanup extras_require.
We no longer use requests or CacheControl as optional enhancements, our
vendored pip does and it vendors those in.
@@ -56,10 +56,6 @@ setup(
extras_require={
# For improved subprocess robustness under python2.7.
'subprocess': ['subprocess32>=3.2.7'],
- # For improved requirement resolution and fetching robustness.
- 'requests': ['requests>=2.8.14'],
- # For improved requirement resolution and fetching performance.
- 'cachecontrol': ['CacheControl>=0.12.3'],
},
cmdclass={'bdist_pex': bdist_pex}, # Make bdist_pex available for _this_ setup.py.
entry_points={
