Python 3 - Install pycrypto on Windows I'm using Python 3.7 and Windows 10. 'pip install pycrypto' doesn't work with the following error: (pyramid) C:\Projects\Pyramid>pip install pycrypto Collecting pycrypto Downloading https://files.pythonhosted.org/packages/60/db/645aa9af249f059cc3a368b118de33889219e0362141e75d4eaf6f80f163/pycrypto-2.6.1.tar.gz (446kB) 100% |████████████████████████████████| ..