以下是paramiko-1.7.7.1的安装过程，可以看到整个过程分为步，第一步是build，就是拷贝源文件到build文件夹里，
F:\VMFiles\tmpFiles\paramiko-1.7.7.1>F:\Software\Python27\python.exe setup.py install running install running build running build_py creating build creating build\lib creating build\lib\paramiko copying paramiko\agent.py -> build\lib\paramiko copying paramiko\auth_handler.py -> build\lib\paramiko copying paramiko\ber.py -> build\lib\paramiko copying paramiko\buffered_pipe.py -> build\lib\paramiko copying paramiko\channel.py -> build\lib\paramiko copying paramiko\client.py -> build\lib\paramiko copying paramiko\common.py -> build\lib\paramiko copying paramiko\compress.py -> build\lib\paramiko copying paramiko\config.py -> build\lib\paramiko copying paramiko\dsskey.py -> build\lib\paramiko copying paramiko\file.py -> build\lib\paramiko copying paramiko\hostkeys.py -> build\lib\paramiko copying paramiko\kex_gex.py -> build\lib\paramiko copying paramiko\kex_group1.py -> build\lib\paramiko copying paramiko\logging22.py -> build\lib\paramiko copying paramiko\message.py -> build\lib\paramiko copying paramiko\packet.py -> build\lib\paramiko copying paramiko\pipe.py -> build\lib\paramiko copying paramiko\pkey.py -> build\lib\paramiko copying paramiko\primes.py -> build\lib\paramiko copying paramiko\resource.py -> build\lib\paramiko copying paramiko\rsakey.py -> build\lib\paramiko copying paramiko\server.py -> build\lib\paramiko copying paramiko\sftp.py -> build\lib\paramiko copying paramiko\sftp_attr.py -> build\lib\paramiko copying paramiko\sftp_client.py -> build\lib\paramiko copying paramiko\sftp_file.py -> build\lib\paramiko copying paramiko\sftp_handle.py -> build\lib\paramiko copying paramiko\sftp_server.py -> build\lib\paramiko copying paramiko\sftp_si.py -> build\lib\paramiko copying paramiko\ssh_exception.py -> build\lib\paramiko copying paramiko\transport.py -> build\lib\paramiko copying paramiko\util.py -> build\lib\paramiko copying paramiko\win_pageant.py -> build\lib\paramiko copying paramiko__init.py -> build\lib\paramiko running install_lib creating F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\agent.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\auth_handler.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\ber.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\buffered_pipe.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\channel.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\client.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\common.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\compress.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\config.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\dsskey.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\file.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\hostkeys.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\kex_gex.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\kex_group1.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\logging22.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\message.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\packet.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\pipe.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\pkey.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\primes.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\resource.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\rsakey.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\server.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_attr.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_client.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_file.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_handle.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_server.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\sftp_si.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\ssh_exception.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\transport.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\util.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko\win_pageant.py -> F:\Software\Python27\Lib\site-packages\paramiko copying build\lib\paramiko__init.py -> F:\Software\Python27\Lib\site-packages\paramiko byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\agent.py to agent.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\auth_handler.py to auth_handler.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\ber.py to ber.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\buffered_pipe.py to buffered_pipe.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\channel.py to channel.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\client.py to client.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\common.py to common.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\compress.py to compress.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\config.py to config.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\dsskey.py to dsskey.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\file.py to file.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\hostkeys.py to hostkeys.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\kex_gex.py to kex_gex.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\kex_group1.py to kex_group1.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\logging22.py to logging22.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\message.py to message.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\packet.py to packet.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\pipe.py to pipe.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\pkey.py to pkey.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\primes.py to primes.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\resource.py to resource.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\rsakey.py to rsakey.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\server.py to server.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp.py to sftp.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_attr.py to sftp_attr.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_client.py to sftp_client.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_file.py to sftp_file.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_handle.py to sftp_handle.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_server.py to sftp_server.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\sftp_si.py to sftp_si.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\ssh_exception.py to ssh_exception.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\transport.py to transport.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\util.py to util.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko\win_pageant.py to win_pageant.pyc byte-compiling F:\Software\Python27\Lib\site-packages\paramiko__init.py to init__.pyc running install_egg_info Writing F:\Software\Python27\Lib\site-packages\paramiko-1.7.7.1-py2.7.egg-info