C:\Users>\Python27\python.exe -m pip install cryptography
Requirement already satisfied: cryptography in c:\python27\lib\site-packages
Requirement already satisfied: idna>=2.1 in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: cffi>=1.7; platform_python_implementation != "PyPy" in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: enum34; python_version < "3" in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: six>=1.4.1 in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: asn1crypto>=0.21.0 in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: ipaddress; python_version < "3" in c:\python27\lib\site-packages (from cryptography)
Requirement already satisfied: pycparser in c:\python27\lib\site-packages (from cffi>=1.7; platform_python_implementation != "PyPy"->cryptography)
You are using pip version 9.0.1, however version 18.1 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.

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