(resp, peer)
return host, port
Parse the '229' response for a EPSV request.
    Raises error_proto if it does not contain '(|||port|)'
    Return ('host.addr.as.numbers', port#) tuple.
Parse the '229' response for a EPSV request.
    Raises error_proto if it does not contain '(|||port|)'
    Return ('host.addr.as.numbers', port#) tuple.
Parse the 229 response for a EPSV request . Raises error_proto if it does not contain ( |||port| ) Return ( host . addr . as . numbers port# ) tuple .
def parse229(resp, peer):
    '''Parse the '229' response for a EPSV request.
    Raises error_proto if it does not contain '(|||port|)'
    Return ('host.addr.as.numbers', port#) tuple.'''

    if resp[:3] != '229':
        raise error_reply(resp)
    left = resp.find('(')
    if left < 0: raise error_proto(resp)
    right = resp.find(')', left + 1)
    if right < 0:
        raise error_proto(resp) # should contain '(|||port|)'
    if resp[left + 1] != resp[right - 1]:
        raise error_proto(resp)
    parts = resp[left + 1:right].split(resp[left+1])
    if len(parts) != 5:
        raise error_proto(resp)
    host = peer[0]
    port = int(parts[3])
    return host, port
def parse229 ( resp , peer ) : if resp [ : 3 ] != '229' : raise error_reply ( resp ) left = resp . find ( '(' ) if left < 0 : raise error_proto ( resp ) right = resp . find ( ')' , left + 1 ) if right < 0 : raise error_proto ( resp ) # should contain '(|||port|)' if resp [ left + 1 ] != resp [ right - 1 ] : raise error_proto ( resp ) parts = resp [ left + 1 : right ] . split ( resp [ left + 1 ] ) if len ( parts ) != 5 : raise error_proto ( resp ) host = peer [ 0 ] port = int ( parts [ 3 ] ) return host , port