示例#1
0
    def emit_many(self, tuples, stream=None, anchors=[], direct_task=None):
        """A more efficient way to send many tuples, dumps out all tuples to
        STDOUT instead of writing one at a time.

        :param tuples: an iterable of ``list``s representing the tuples to send
        to Storm. All tuples should contain only JSON-serializable data.
        :param stream: a ``str`` indicating the ID of the steram to emit these
        tuples to. Specify ``None`` to emit to default stream.
        :param anchors: a `` list`` of IDs the tuples these tuples should be
        anchored to.
        :param direct_task: an ``int`` which indicates the task to send the
        tuple to.
        """
        if _ANCHOR_TUPLE is not None:
            anchors = [_ANCHOR_TUPLE]
        msg = {
            'command': 'emit',
            'anchors': [a.id for a in anchors],
        }
        if stream is not None:
            msg['stream'] = stream
        if direct_task is not None:
            msg['task'] = direct_task

        lines = []
        for tup in tuples:
            msg['tuple'] = tup
            lines.append(json.dumps(msg))
        _stdout.write("{}\nend\n".format("\nend\n".join(lines)))
        _stdout.flush()
示例#2
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    def emit_many(self, tuples, tup_id=None, stream=None, direct_task=None):
        """A more efficient way to send many tuples, dumps out all tuples to
        STDOUT instead of writing one at a time.

        :param tuples: a two-dimensional ``list`` representing the tuples to
        send to Storm.  Tuples should contain only JSON-serializable data.
        :param tup_id: ``str`` or ``int`` which is the id for the tuple.  Leave
        this blank for unreliable emits.
        :param stream: ``str`` ID of the stream these tuples should be emitted
        to.  Leave empty to emit to the default stream.
        :param direct_task: ``int`` indicating the task to send the tuple to if
        performing a direct emit.
        """
        msg = {
            'command': 'emit',
        }
        if tup_id is not None:
            msg['id'] = tup_id
        if stream is not None:
            msg['stream'] = stream
        if direct_task is not None:
            msg['task'] = direct_task

        lines = []
        for tup in tuples:
            msg['tuple'] = tup
            lines.append(json.dumps(msg))
        _stdout.write("{}\nend\n".format("\nend\n".join(lines)))
        _stdout.flush()
示例#3
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    def emit_many(self, tuples, tup_id=None, stream=None, direct_task=None):
        """A more efficient way to send many tuples, dumps out all tuples to
        STDOUT instead of writing one at a time.

        :param tuples: a two-dimensional ``list`` representing the tuples to
        send to Storm.  Tuples should contain only JSON-serializable data.
        :param tup_id: ``str`` or ``int`` which is the id for the tuple.  Leave
        this blank for unreliable emits.
        :param stream: ``str`` ID of the stream these tuples should be emitted
        to.  Leave empty to emit to the default stream.
        :param direct_task: ``int`` indicating the task to send the tuple to if
        performing a direct emit.
        """
        msg = {
            'command': 'emit',
        }
        if tup_id is not None:
            msg['id'] = tup_id
        if stream is not None:
            msg['stream'] = stream
        if direct_task is not None:
            msg['task'] = direct_task

        lines = []
        for tup in tuples:
            msg['tuple'] = tup
            lines.append(json.dumps(msg))
        _stdout.write("{}\nend\n".format("\nend\n".join(lines)))
        _stdout.flush()
示例#4
0
    def emit_many(self, tuples, stream=None, anchors=[], direct_task=None):
        """A more efficient way to send many tuples.

        Dumps out all tuples to STDOUT instead of writing one at a time.

        :param tuples: a ``list`` containing ``list`` s of tuple payload data
                       to send to Storm. All tuples should contain only
                       JSON-serializable data.
        :type tuples: list
        :param stream: the ID of the steram to emit these tuples to. Specify
                       ``None`` to emit to default stream.
        :type stream: str
        :param anchors: IDs the tuples which the emitted tuples should be
                        anchored to.
        :type anchors: list
        :param direct_task: indicates the task to send the tuple to.
        :type direct_task: int
        """
        msg = {
            'command': 'emit',
            'anchors': [a.id for a in anchors],
        }
        if stream is not None:
            msg['stream'] = stream
        if direct_task is not None:
            msg['task'] = direct_task

        lines = []
        for tup in tuples:
            msg['tuple'] = tup
            lines.append(json.dumps(msg))
        _stdout.write("{}\nend\n".format("\nend\n".join(lines)))
        _stdout.flush()