keras/src/callbacks/remote_monitor.py/RemoteMonitor/__init__
class RemoteMonitor:    def __init__(
        self,
        root="http://localhost:9000",
        path="/publish/epoch/end/",
        field="data",
        headers=None,
        send_as_json=False,
    ):
        super().__init__()

        self.root = root
        self.path = path
        self.field = field
        self.headers = headers
        self.send_as_json = send_as_json