lambda_function_template.py 文件源码

def get_arwsocks(vals):
    # asocks is all extant sockets
    socknames = ['cmdsock', 'stsock']
    asocks = [ s for s in [ vals.get(n) for n in socknames ] if s is not None ] + \
             [ info[1] for info in vals.setdefault('runinfo', []) ]

    # rsocks is all objects that we could select upon
    rsocks = [ s for s in asocks
                 if isinstance(s, socket.SocketType)
                 or isinstance(s, SSL.Connection)
                 or (isinstance(s, SocketNB) and s.sock is not None) ]

    # wsocks is all rsocks that indicate they want to be written
    wsocks = [ s for s in asocks if isinstance(s, SocketNB) and (s.ssl_write or s.want_write) ]

    return (asocks, rsocks, wsocks)

###
#  make command string
###