Python NotebookNode.text方法代码示例

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run_cell(self, cell):
        '''
        Run a notebook cell and update the output of that cell in-place.
        '''
        logging.info('Running cell:\n%s\n', cell.input)
        self.shell.execute(cell.input)
        reply = self.shell.get_msg()
        status = reply['content']['status']
        if status == 'error':
            logging.info('Cell raised uncaught exception: %s', reply['content']['ename'])
        else:
            logging.info('Cell returned')

        outs = list()
        while True:
            try:
                msg = self.iopub.get_msg(timeout=1)
                if msg['msg_type'] == 'status':
                    if msg['content']['execution_state'] == 'idle':
                        break
            except Empty:
                # execution state should return to idle before the queue becomes empty,
                # if it doesn't, something bad has happened
                raise

            content = msg['content']
            msg_type = msg['msg_type']

            out = NotebookNode(output_type=msg_type)

            if 'execution_count' in content:
                cell['prompt_number'] = content['execution_count']
                out.prompt_number = content['execution_count']

            if msg_type in ['status', 'pyin']:
                continue
            elif msg_type == 'stream':
                out.stream = content['name']
                out.text = content['data']
            elif msg_type in ('display_data', 'pyout'):
                for mime, data in content['data'].iteritems():
                    try:
                        attr = self.MIME_MAP[mime]
                    except KeyError:
                        raise NotImplementedError('unhandled mime type: %s' % mime)
                    
                    setattr(out, attr, data)
            elif msg_type == 'pyerr':
                out.ename = content['ename']
                out.evalue = content['evalue']
                out.traceback = content['traceback']

                logging.log('\n'.join(content['traceback']))
            else:
                raise NotImplementedError('unhandled iopub message: %s' % msg_type)
            outs.append(out)
        cell['outputs'] = outs

        if status == 'error':
            raise NotebookError()

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(shell, iopub, cell, output=False):

    shell.execute(cell.input)

    #shell.get_msg()  # timeout=20
    outs = []

    while True:

        try:
            msg = iopub.get_msg(timeout=0.1)
        except Empty:
            continue

        msg_type = msg['msg_type']

        if msg_type  == 'pyin':
            continue
        elif msg_type == 'clear_output':
            outs = []
            continue
        elif msg_type == 'status':
            if msg['content']['execution_state'] == 'idle':
                break
            else:
                outs = []
                continue

        content = msg['content']
        out = NotebookNode(output_type=msg_type)

        if msg_type == 'stream':
            out.stream = content['name']
            out.text = content['data']

            if output:
                print(out.texti)#, end="")

        elif msg_type in ('display_data', 'pyout'):
            out['metadata'] = content['metadata']
            for mime, data in content['data'].items():
                attr = mime.split('/')[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace('+xml', '').replace('plain', 'text')
                setattr(out, attr, data)
            if msg_type == 'pyout':
                out.prompt_number = content['execution_count']

        elif msg_type == 'pyerr':
            out.ename = content['ename']
            out.evalue = content['evalue']
            out.traceback = content['traceback']
        else:
            log.error("Unhandled iopub msg : ", msg_type)

        outs.append(out)

    return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(kc, cell):
    shell = kc.shell_channel
    iopub = kc.iopub_channel
    outputs = []

    shell.execute(cell.input)
    # wait for finish, maximum 20s
    try:
        shell.get_msg(timeout=10)
    except Empty:
        return outputs

    failures = 0
    messages = 0
    while True:
        try:
            reply = iopub.get_msg(timeout=0.2)
            messages += 1
        except Empty:
            break
        content = reply["content"]
        msg_type = reply["msg_type"]

        if msg_type in ("status", "pyin"):
            continue
        elif msg_type == "clear_output":
            outputs = []
            continue

        out = NotebookNode(output_type=msg_type)

        if msg_type == "stream":
            out.stream = content["name"]
            out.text = content["data"]
        elif msg_type in ("display_data", "pyout"):
            for mime, data in content["data"].iteritems():
                attr = mime.split("/")[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace("+xml", "").replace("plain", "text")
                setattr(out, attr, data)
            if msg_type == "pyout":
                out.prompt_number = content["execution_count"]
        elif msg_type == "pyerr":
            out.ename = content["ename"]
            out.evalue = content["evalue"]
            out.traceback = content["traceback"]
        else:
            print "unhandled iopub msg:", msg_type

        outputs.append(out)
    return outputs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(shell, iopub, cell):
    stime = time.time()
    shell.execute(cell.input)
    # wait for finish or timeout (in seconds)
    shell.get_msg(timeout=120)
    outs = []
    
    elapsedtime = time.time() - stime
    print ' %.2f sec | cell done.\n%s' % (elapsedtime, str(cell.input)[:50])

    while True:
        try:
            msg = iopub.get_msg(timeout=1.0)
        except Empty:
            break
        msg_type = msg['msg_type']
        if msg_type in ('status', 'pyin'):
            continue
        elif msg_type == 'clear_output':
            outs = []
            continue
        
        content = msg['content']
        # print msg_type, content
        out = NotebookNode(output_type=msg_type)
        
        if msg_type == 'stream':
            out.stream = content['name']
            out.text = content['data']
        elif msg_type in ('display_data', 'pyout'):
            for mime, data in content['data'].iteritems():
                attr = mime.split('/')[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace('+xml', '').replace('plain', 'text')
                setattr(out, attr, data)
            if msg_type == 'pyout':
                #out.prompt_number = content['execution_count']
                #TODO: need to find better workaround
                pass
        elif msg_type == 'pyerr':
            out.ename = content['ename']
            out.evalue = content['evalue']
            out.traceback = content['traceback']
        else:
            print "unhandled iopub msg:", msg_type
        
        outs.append(out)
    return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(km, cell):
    shell = km.shell_channel
    iopub = km.sub_channel
    # print "\n\ntesting:"
    # print cell.input
    msg_id = shell.execute(cell.input)
    # wait for finish, no maximum
    msg = get_child_msg(km, msg_id)
    execution_count = msg['content']['execution_count']
    outs = []
    
    while True:
        try:
            msg = iopub.get_msg(timeout=0.2)
        except Empty:
            break
        msg_type = msg['msg_type']
        if msg_type in ('status', 'pyin'):
            continue
        elif msg_type == 'clear_output':
            outs = []
            continue
        
        content = msg['content']
        # print msg_type, content
        out = NotebookNode(output_type=msg_type)
        
        if msg_type == 'stream':
            out.stream = content['name']
            out.text = content['data']
        elif msg_type in ('display_data', 'pyout'):
            for mime, data in content['data'].iteritems():
                attr = mime.split('/')[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace('+xml', '').replace('plain', 'text')
                setattr(out, attr, data)
            if msg_type == 'pyout':
                out.prompt_number = content['execution_count']
        elif msg_type == 'pyerr':
            out.ename = content['ename']
            out.evalue = content['evalue']
            out.traceback = content['traceback']
        else:
            print "unhandled iopub msg:", msg_type
        
        outs.append(out)
    return outs, execution_count

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(shell, iopub, cell):
    # print cell.input
    shell.execute(cell.input)
    # wait for finish, maximum 48h
    shell.get_msg(timeout=172800)
    outs = []

    while True:
        try:
            msg = iopub.get_msg(timeout=0.2)
        except Empty:
            break
        msg_type = msg["msg_type"]
        if msg_type in ("status", "pyin"):
            continue
        elif msg_type == "clear_output":
            outs = []
            continue

        content = msg["content"]
        # print msg_type, content
        out = NotebookNode(output_type=msg_type)

        if msg_type == "stream":
            out.stream = content["name"]
            out.text = content["data"]
        elif msg_type in ("display_data", "pyout"):
            for mime, data in content["data"].iteritems():
                attr = mime.split("/")[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace("+xml", "").replace("plain", "text")
                setattr(out, attr, data)
            if msg_type == "pyout":
                # out.prompt_number = content['execution_count']
                # TODO: need to find better workaround
                pass
        elif msg_type == "pyerr":
            out.ename = content["ename"]
            out.evalue = content["evalue"]
            out.traceback = content["traceback"]
        else:
            print "unhandled iopub msg:", msg_type

        outs.append(out)
    return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run_cell(self, shell, iopub, cell, exec_count):
        outs = []
        shell.execute(cell.input)
        # hard-coded timeout, problem?
        shell.get_msg(timeout=90)
        cell.prompt_number = exec_count # msg["content"]["execution_count"]

        while True:
            try:
                # whats the assumption on timeout here?
                # is it asynchronous?
                msg = iopub.get_msg(timeout=.2)
            except Empty:
                break
            msg_type = msg["msg_type"]
            if msg_type in ["status" , "pyin"]:
                continue
            elif msg_type == "clear_output":
                outs = []
                continue

            content = msg["content"]
            out = NotebookNode(output_type=msg_type)

            if msg_type == "stream":
                out.stream = content["name"]
                out.text = content["data"]
            elif msg_type in ["display_data", "pyout"]:
                for mime, data in content["data"].iteritems():
                    attr = mime.split("/")[-1].lower()
                    # this gets most right, but fix svg+html, plain
                    attr = attr.replace('+xml', '').replace('plain', 'text')
                    setattr(out, attr, data)
                if msg_type == "pyout":
                    out.prompt_number = exec_count #content["execution_count"]
            elif msg_type == "pyerr":
                out.ename = content["ename"]
                out.evalue = content["evalue"]
                out.traceback = content["traceback"]
            else:
                print "unhandled iopub msg:", msg_type

            outs.append(out)

        return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def test_preprocess_code_cell_solution(self):
        """Is the solution version of a code cell correctly preprocessed?"""
        self.preprocessor.solution = True
        self.preprocessor.toc = ""
        cell = self._create_code_cell()

        self.preprocessor._create_client()
        cell, resources = self.preprocessor.preprocess_cell(cell, {}, 1)
        self.preprocessor._shutdown_client()

        output = NotebookNode()
        output.stream = "stdout"
        output.text = "hello\n"
        output.output_type = "stream"

        assert cell.input == """# YOUR CODE HERE\nprint "hello\""""
        assert cell.outputs == [output]
        assert cell.prompt_number == 1

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run(self, cell, timeout = None):
        use_timeout = self.default_timeout
        if timeout is not None:
            use_timeout = timeout
        self.shell.execute(cell.input)
        self.shell.get_msg(timeout=use_timeout)
        outs = []

        while True:
            try:
                msg = self.iopub.get_msg(timeout=0.5)
            except Empty:
                break
            msg_type = msg['msg_type']
            if msg_type in ('status', 'pyin'):
                continue
            elif msg_type == 'clear_output':
                outs = []
                continue

            content = msg['content']
            out = NotebookNode(output_type=msg_type)

            if msg_type == 'stream':
                out.stream = content['name']
                out.text = content['data']
            elif msg_type in ('display_data', 'pyout'):
                out['metadata'] = content['metadata']
                for mime, data in content['data'].iteritems():
                    attr = mime.split('/')[-1].lower()
                    # this gets most right, but fix svg+html, plain
                    attr = attr.replace('+xml', '').replace('plain', 'text')
                    setattr(out, attr, data)
                if msg_type == 'pyout':
                    out.prompt_number = content['execution_count']
            elif msg_type == 'pyerr':
                out.ename = content['ename']
                out.evalue = content['evalue']
                out.traceback = content['traceback']
            else:
                print "unhandled iopub msg:", msg_type

            outs.append(out)
        return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
def run_cell(shell, iopub, cell):
    shell.execute(cell.input)
    # wait for finish, maximum 20s
    shell.get_msg(timeout=20)
    outs = []

    while True:
        try:
            msg = iopub.get_msg(timeout=0.2)
        except Empty:
            break
        msg_type = msg['msg_type']
        if msg_type in ('status', 'pyin'):
            continue
        elif msg_type == 'clear_output':
            outs = []
            continue

        content = msg['content']
        out = NotebookNode(output_type=msg_type)

        if msg_type == 'stream':
            out.stream = content['name']
            out.text = content['data']
        elif msg_type in ('display_data', 'pyout'):
            out['metadata'] = content['metadata']
            for mime, data in content['data'].items():
                attr = mime.split('/')[-1].lower()
                # this gets most right, but fix svg+html, plain
                attr = attr.replace('+xml', '').replace('plain', 'text')
                setattr(out, attr, data)
            if msg_type == 'pyout':
                out.prompt_number = content['execution_count']
        elif msg_type == 'pyerr':
            out.ename = content['ename']
            out.evalue = content['evalue']
            out.traceback = content['traceback']
        elif msg_type not in ('comm_msg', 'comm_open'):
            print("unhandled iopub msg:", msg_type)

        outs.append(out)
    return outs

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run_cell(self, cell):  # noqa: C901
        """Run a notebook cell and update the output of that cell in-place."""
        self.shell.execute(cell.input)
        reply = self.shell.get_msg()
        status = reply['content']['status']
        if status == 'error':
            traceback_text = ("Cell raised uncaught exception: \n"
                              "\n".join(reply['content']['traceback']))

        outs = []
        while True:
            msg = self.iopub.get_msg(timeout=1)
            msg_type = msg['msg_type']
            content = msg['content']

            if msg_type == 'status' and content['execution_state'] == 'idle':
                break

            # IPython 3.0.0-dev writes pyerr/pyout in the notebook format
            # but uses error/execute_result in the message spec. This does
            # the translation needed for tests to pass with IPython 3.0.0-dev
            notebook3_format_conversions = {
                'error': 'pyerr',
                'execute_result': 'pyout',
            }
            msg_type = notebook3_format_conversions.get(msg_type, msg_type)

            out = NotebookNode(output_type=msg_type)

            if 'execution_count' in content:
                cell['prompt_number'] = content['execution_count']
                out.prompt_number = content['execution_count']

            if msg_type in ('status', 'pyin', 'execute_input'):
                continue
            elif msg_type == 'stream':
                out.stream = content['name']
                out.text = content['data']
            elif msg_type in ('display_data', 'pyout'):
                for mime, data in content['data'].items():
                    try:
                        attr = self.MIME_MAP[mime]
                    except KeyError:
                        raise NotImplementedError(
                            'unhandled mime type: %s' % mime)
                    setattr(out, attr, data)
            elif msg_type == 'pyerr':
                out.ename = content['ename']
                out.evalue = content['evalue']
                out.traceback = content['traceback']
            elif msg_type == 'clear_output':
                outs = []
                continue
            else:
                raise NotImplementedError(
                    'unhandled iopub message: %s' % msg_type)
            outs.append(out)
        cell['outputs'] = outs

        if status == 'error':
            raise Exception(traceback_text)

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]

#.........这里部分代码省略.........
            # If there is no more output, continue with the executions
            # (it will break if it is empty, with the previous statements)
            #
            # REF:
            # This message type is used to clear the output that is
            # visible on the frontend
            # elif msg_type == 'clear_output':
            #     outs = []
            #     continue

            # I added the msg_type 'idle' condition (when the cell stops)
            # so we get a complete cell output
            # REF:
            # When the kernel starts to execute code, it will enter the 'busy'
            # state and when it finishes, it will enter the 'idle' state.
            # The kernel will publish state 'starting' exactly
            # once at process startup.
            elif (msg_type == 'clear_output'
                  and msg_type['execution_state'] == 'idle'):
                outs = []
                continue

            # WE COULD ADD HERE a condition for the 'error' message type
            # Making the test to fail

            """
            Now we get the reply from the piece of code executed
            and analyse the outputs
            """
            reply = msg['content']
            out = NotebookNode(output_type=msg_type)

            # Now check what type of output it is
            if msg_type == 'stream':
                out.stream = reply['name']
                out.text = reply['text']
            elif msg_type in ('display_data', 'execute_result'):
                # REF:
                # data and metadata are identical to a display_data message.
                # the object being displayed is that passed to the display
                #  hook, i.e. the *result* of the execution.
                out['metadata'] = reply['metadata']
                for mime, data in reply['data'].iteritems():
                    attr = mime.split('/')[-1].lower()
                    attr = attr.replace('+xml', '').replace('plain', 'text')
                    setattr(out, attr, data)
                if msg_type == 'execute_result':
                    out.prompt_number = reply['execution_count']
            else:
                print("unhandled iopub msg:", msg_type)

            outs.append(out)

        """
        This message is the last message of the cell, which contains no output.
        It only indicates whether the entire cell ran successfully or if there
        was an error.
        """
        reply = msg['content']

        failed = False

        # THIS COMPARISON IS ONLY WHEN THE OUTPUT DICTIONARIES
        # ARE DIFFERENT, WHICH IS A DIFFERENT ERROR, not
        # from the output in the notebook
        #
        # SINCE WE SANITIZE AND COMPARE, IF THERE ARE DIFFERENT
        # NUMBER OF LINES, this error will be reported
        #
        # Compare if the outputs have the same number of lines
        # and throw an error if it fails
        # if len(outs) != len(self.cell.outputs):
        #     self.diff_number_outputs(outs, self.cell.outputs)
        #     failed = True

        # If the outputs are the same, compare them line by line
        # else:
        # for out, ref in zip(outs, self.cell.outputs):
        if not self.compare_outputs(outs, self.cell.outputs):
            failed = True

        # if reply['status'] == 'error':
        # Traceback is only when an error is raised (?)

        # We usually get an exception because traceback is not defined
        if failed:  # Use this to make the test fail
            """
            The pytest exception will be raised if there are any
            errors in the notebook cells. Now we check that
            the outputs produced from running each cell
            matches the outputs in the existing notebook.
            This code is taken from [REF].
            """
            raise NbCellError(self.cell_num,
                              # Still needs correction. We could
                              # add a description
                              "Error with cell",
                              self.cell.input,
                              # Here we must put the traceback output:
                              '\n'.join(self.comparisons))

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run_cell(self, cell):
        '''
        Run a notebook cell and update the output of that cell in-place.
        '''
        logging.info('Running cell:\n%s\n', cell.input)
        self.shell.execute(cell.input)
        reply = self.shell.get_msg()
        status = reply['content']['status']
        if status == 'error':
            traceback_text = 'Cell raised uncaught exception: \n' + \
                '\n'.join(reply['content']['traceback'])
            logging.info(traceback_text)
        else:
            logging.info('Cell returned')

        outs = list()
        while True:
            try:
                msg = self.iopub.get_msg(timeout=1)
                if msg['msg_type'] == 'status':
                    if msg['content']['execution_state'] == 'idle':
                        break
            except Empty:
                # execution state should return to idle before the queue becomes empty,
                # if it doesn't, something bad has happened
                raise

            content = msg['content']
            msg_type = msg['msg_type']

            # IPython 3.0.0-dev writes pyerr/pyout in the notebook format but uses
            # error/execute_result in the message spec. This does the translation
            # needed for tests to pass with IPython 3.0.0-dev
            notebook3_format_conversions = {
                'error': 'pyerr',
                'execute_result': 'pyout'
            }
            msg_type = notebook3_format_conversions.get(msg_type, msg_type)

            out = NotebookNode(output_type=msg_type)

            if 'execution_count' in content:
                cell['prompt_number'] = content['execution_count']
                out.prompt_number = content['execution_count']

            if msg_type in ('status', 'pyin', 'execute_input'):
                continue
            elif msg_type == 'stream':
                out.stream = content['name']
                out.text = content['data']
                #print(out.text, end='')
            elif msg_type in ('display_data', 'pyout'):
                for mime, data in content['data'].items():
                    try:
                        attr = self.MIME_MAP[mime]
                    except KeyError:
                        raise NotImplementedError('unhandled mime type: %s' % mime)

                    setattr(out, attr, data)
                #print(data, end='')
            elif msg_type == 'pyerr':
                out.ename = content['ename']
                out.evalue = content['evalue']
                out.traceback = content['traceback']

                #logging.error('\n'.join(content['traceback']))
            elif msg_type == 'clear_output':
                outs = list()
                continue
            else:
                raise NotImplementedError('unhandled iopub message: %s' % msg_type)
            outs.append(out)
        cell['outputs'] = outs

        if status == 'error':
            raise NotebookError(traceback_text)

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def run_cell(self, cell):
        """
        Run a notebook cell and update the output of that cell in-place.
        """
        logging.info("Running cell:\n%s\n", cell.input)
        self.shell.execute(cell.input)
        reply = self.shell.get_msg()
        status = reply["content"]["status"]
        if status == "error":
            logging.info("Cell raised uncaught exception: \n%s", "\n".join(reply["content"]["traceback"]))
        else:
            logging.info("Cell returned")

        outs = list()
        while True:
            try:
                msg = self.iopub.get_msg(timeout=1)
                if msg["msg_type"] == "status":
                    if msg["content"]["execution_state"] == "idle":
                        break
            except Empty:
                # execution state should return to idle before the queue becomes empty,
                # if it doesn't, something bad has happened
                raise

            content = msg["content"]
            msg_type = msg["msg_type"]

            out = NotebookNode(output_type=msg_type)

            if "execution_count" in content:
                cell["prompt_number"] = content["execution_count"]
                out.prompt_number = content["execution_count"]

            if msg_type in ["status", "pyin"]:
                continue
            elif msg_type == "stream":
                out.stream = content["name"]
                out.text = content["data"]
                # print(out.text, end='')
            elif msg_type in ("display_data", "pyout"):
                for mime, data in content["data"].items():
                    try:
                        attr = self.MIME_MAP[mime]
                    except KeyError:
                        raise NotImplementedError("unhandled mime type: %s" % mime)

                    setattr(out, attr, data)
                # print(data, end='')
            elif msg_type == "pyerr":
                out.ename = content["ename"]
                out.evalue = content["evalue"]
                out.traceback = content["traceback"]

                # logging.error('\n'.join(content['traceback']))
            else:
                raise NotImplementedError("unhandled iopub message: %s" % msg_type)
            outs.append(out)
        cell["outputs"] = outs

        if status == "error":
            raise Exception(json.dumps(out))

# 需要导入模块: from IPython.nbformat.current import NotebookNode [as 别名]
# 或者: from IPython.nbformat.current.NotebookNode import text [as 别名]
    def _process_execute_ok(self, msg):
        """ Process a reply for a successful execution request.
        """
        payload = msg['content']['payload']
        for item in payload:
            if not self._process_execute_payload(item):
                warning = 'Warning: received unknown payload of type %s'
                print(warning % repr(item['source']))    
    
        content = msg['content']
        msg_type = msg['msg_type']

        # IPython 3.0.0-dev writes pyerr/pyout in the notebook format but uses
        # error/execute_result in the message spec. This does the translation
        # needed for tests to pass with IPython 3.0.0-dev
        notebook3_format_conversions = {
            'error': 'pyerr',
            'execute_result': 'pyout'
        }
        msg_type = notebook3_format_conversions.get(msg_type, msg_type)
        out = NotebookNode(output_type=msg_type)

        if 'execution_count' in content:
            self._current_cell['prompt_number'] = content['execution_count']
            out.prompt_number = content['execution_count']

        if msg_type in ('status', 'pyin', 'execute_input'):
            return

        elif msg_type == 'stream':
            out.stream = content['name']
            out.text = content['data']

        elif msg_type in ('display_data', 'pyout'):
            # Is this handled in _handle_execute_result?
            for mime, data in content['data'].items():
                try:
                    attr = self.MIME_MAP[mime]
                except KeyError:
                    raise NotImplementedError('unhandled mime type: %s' % mime)

                setattr(out, attr, data)
            return

        elif msg_type == 'pyerr':
            # Is this handled in _handle_execute_errror?
            out.ename = content['ename']
            out.evalue = content['evalue']
            out.traceback = content['traceback']
            return 

        elif msg_type == 'clear_output':
            self._current_cell['outputs'] = []
            return

        elif msg_type == 'execute_reply':
            pass

        else:
            raise NotImplementedError('unhandled iopub message: %s' % msg_type)

        self._current_cell['outputs'].append(out)