def try_passwordless_ssh(server, keyfile, paramiko=None):
 if (paramiko is None):
  paramiko = (sys.platform == 'win32')
 if (not paramiko):
  f = _try_passwordless_openssh
 else:
  f = _try_passwordless_paramiko
 return f(server, keyfile)

def try_passwordless_ssh ( server , keyfile , paramiko = None ) : if ( paramiko is None ) : paramiko = ( sys . platform == 'win32' ) if ( not paramiko ) : f = _try_passwordless_openssh else : f = _try_passwordless_paramiko return f ( server , keyfile )
attempt to make an ssh connection without a password .