You can install the openstudio python bindings using pip install openstudio.

Then you can test they work:

import openstudio
m = openstudio.model.Model()
print(m)

That results in:

OS:Version,
  {b1c739b0-8af6-4d47-b6a2-96df1d55f3cb}, !- Handle
  3.2.1;                                  !- Version Identifier

You can find more information at https://pypi.org/project/openstudio/