I want to install
py -m pip install rpy2
Command "python setup.py egg_info" failed with error code 1 in C:\Users\Robert\AppData\Local\Temp\pip-build-o27u4aog\rpy2\
Command "python setup.py egg_info" failed with error code 1 in C:\Users\Robert\AppData\Local\Temp\pip-build-nyfqo09i\uroll\
py -m pip install --upgrade setuptools
py -m pip install ez_setup
Use precompiled binaries.
The main page for rpy2 will be updated to indicated that
pip install is not the easiest way to install rpy2 on Windows.