environment/lib/python2.7/site-packages/IPython/zmq/session.py
def serialize(self, msg, ident=None):
        """Serialize the message components to bytes.

        This is roughly the inverse of unserialize. The serialize/unserialize
        methods work with full message lists, whereas pack/unpack work with
        the individual message parts in the message list.

        Parameters
        ----------
        msg : dict or Message
            The nexted message dict as returned by the self.msg method.

        Returns
        -------
        msg_list : list
            The list of bytes objects to be sent with the format:
            [ident1,ident2,...,DELIM,HMAC,p_header,p_parent,p_content,
             buffer1,buffer2,...]. In this list, the p_* entities are
            the packed or serialized versions, so if JSON is used, these
            are utf8 encoded JSON strings.
        """
        content = msg.get('content', {})
        if content is None:
            content = self.none
        elif isinstance(content, dict):
            content = self.pack(content)
        elif isinstance(content, bytes):
            # content is already packed, as in a relayed message
            pass
        elif isinstance(content, unicode):
            # should be bytes, but JSON often spits out unicode
            content = content.encode('utf8')
        else:
            raise TypeError("Content incorrect type: %s"%type(content))

        real_message = [self.pack(msg['header']),
                        self.pack(msg['parent_header']),
                        content
        ]

        to_send = []

        if isinstance(ident, list):
            # accept list of idents
            to_send.extend(ident)
        elif ident is not None:
            to_send.append(ident)
        to_send.append(DELIM)

        signature = self.sign(real_message)
        to_send.append(signature)

        to_send.extend(real_message)

        return to_send
def serialize(self, msg, ident=None):
        """Serialize the message components to bytes.

        This is roughly the inverse of unserialize. The serialize/unserialize
        methods work with full message lists, whereas pack/unpack work with
        the individual message parts in the message list.

        Parameters
        ----------
        msg : dict or Message
            The nexted message dict as returned by the self.msg method.

        Returns
        -------
        msg_list : list
            The list of bytes objects to be sent with the format:
            [ident1,ident2,...,DELIM,HMAC,p_header,p_parent,p_content,
             buffer1,buffer2,...]. In this list, the p_* entities are
            the packed or serialized versions, so if JSON is used, these
            are utf8 encoded JSON strings.
        """
        content = msg.get('content', {})
        if content is None:
            content = self.none
        elif isinstance(content, dict):
            content = self.pack(content)
        elif isinstance(content, bytes):
            # content is already packed, as in a relayed message
            pass
        elif isinstance(content, unicode):
            # should be bytes, but JSON often spits out unicode
            content = content.encode('utf8')
        else:
            raise TypeError("Content incorrect type: %s"%type(content))

        real_message = [self.pack(msg['header']),
                        self.pack(msg['parent_header']),
                        content
        ]

        to_send = []

        if isinstance(ident, list):
            # accept list of idents
            to_send.extend(ident)
        elif ident is not None:
            to_send.append(ident)
        to_send.append(DELIM)

        signature = self.sign(real_message)
        to_send.append(signature)

        to_send.extend(real_message)

        return to_send
Serialize the message components to bytes.

        This is roughly the inverse of unserialize. The serialize/unserialize
        methods work with full message lists, whereas pack/unpack work with
        the individual message parts in the message list.

        Parameters
        ----------
        msg : dict or Message
            The nexted message dict as returned by the self.msg method.

        Returns
        -------
        msg_list : list
            The list of bytes objects to be sent with the format:
            [ident1,ident2,...,DELIM,HMAC,p_header,p_parent,p_content,
             buffer1,buffer2,...]. In this list, the p_* entities are
            the packed or serialized versions, so if JSON is used, these
            are utf8 encoded JSON strings.