yum install python-devel.x86_64
https://files.pythonhosted.org/packages/6a/cb/fbb479abc170d5f262247237d64657ad3d34ceab5db315c623cec125baa2/pycrypto-2.6.tar.gz#sha256=7293c9d7e8af2e44a82f86eb9c3b058880f4bcc884bf3ad6c8a34b64986edde8
https://pypi.python.org/packages/source/e/ecdsa/ecdsa-0.11.tar.gz#md5=8ef586fe4dbb156697d756900cb41d7c
https://pypi.python.org/packages/source/p/paramiko/paramiko-1.14.0.tar.gz#md5=e26324fd398af68ad506fe98853835c3
tar -xzf *.tar.gz
cd *
执行命令:
python setup.py install