python ws protobuff

def on_message(ws, message):
    print "Prisla data:"
    print message
    print "--------------"

    request = abstract_pb2.Request()
    request = message
    header = abstract_pb2.Header()

    print header.type
    print ".................."


    print request.data
    print "_________________"

    if (header.type == "Text" ):
        print "je to text"
        #text = Text_pb2.Text()
        #text.text = request.data
        #print text.text


# ----------------------------------------------- vystup (poslu si "abc"):

/usr/bin/python2.7 /home/martin/PycharmProjects/MEO_kamera/wsMEOcallbackPROTOBUFF_abstract.py
--- request header ---
GET /ws/protobuf/75?access_token=67bde5/usr/bin/python2.7 /home/martin/PycharmProjects/MEO_kamera/wsMEOcallbackPROTOBUFF_abstract.py
--- request header ---
GET /ws/protobuf/75?access_token=67bde5d1b5f14520a565d03deae877fb HTTP/1.1
Upgrade: websocket
Connection: Upgrade
Host: 194.228.153.100:9000
Origin: http://194.228.153.100:9000
Sec-WebSocket-Key: e+CUcj7zS7+0/2cKGRXY+Q==
Sec-WebSocket-Version: 13
head2:value2
head1:value1


-----------------------
--- response header ---
HTTP/1.1 101 Switching Protocols
Upgrade: websocket
Connection: Upgrade
Sec-WebSocket-Accept: ru7quF8dBgVZELkUbeD+OAI7mRE=
-----------------------
'str' object has no attribute 'data'
  File "/usr/lib/python2.7/dist-packages/websocket.py", line 872, in _callback
    callback(self, *args)
  File "/home/martin/PycharmProjects/MEO_kamera/wsMEOcallbackPROTOBUFF_abstract.py", line 22, in on_message
    print request.data
Prisla data:

Text
abc
--------------

..................d1b5f14520a565d03deae877fb HTTP/1.1
Upgrade: websocket
Connection: Upgrade
Host: 194.228.153.100:9000
Origin: http://194.228.153.100:9000
Sec-WebSocket-Key: e+CUcj7zS7+0/2cKGRXY+Q==
Sec-WebSocket-Version: 13
head2:value2
head1:value1


-----------------------
--- response header ---
HTTP/1.1 101 Switching Protocols
Upgrade: websocket
Connection: Upgrade
Sec-WebSocket-Accept: ru7quF8dBgVZELkUbeD+OAI7mRE=
-----------------------
'str' object has no attribute 'data'
  File "/usr/lib/python2.7/dist-packages/websocket.py", line 872, in _callback
    callback(self, *args)
  File "/home/martin/PycharmProjects/MEO_kamera/wsMEOcallbackPROTOBUFF_abstract.py", line 22, in on_message
    print request.data
Prisla data:

Text
abc
--------------

..................