ERROR When i run pip

[Liangchengdeye]

When i run pip install eth_testrpc
the error happend:Command "python setup.py egg_info" failed with error code 1 in C:\Users\ADMINI1
\AppData\Local\Temp\pip-install-x7wkmr35\secp256k1
Then i try run pip install eth_testrpc-1.3.5-py3-none-any.whl
the error happend:Command "python setup.py egg_info" failed with error code 1 in C:\Users\ADMINI1
\AppData\Local\Temp\pip-install-a_m14ezn\secp256k1
So ,How can i install it?