# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓ # ┃ ██████ ██████ ██████ █ █ █ █ █ █▄ ▀███ █ ┃ # ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█ ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄ ▀█ █ ▀▀▀▀▀ ┃ # ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄ █ ▄▄▄▄▄ ┃ # ┃ █ ██████ █ ▀█▄ █ ██████ █ ███▌▐███ ███████▄ █ ┃ # ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫ # ┃ Copyright (c) 2017, the Perspective Authors. ┃ # ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃ # ┃ This file is part of the Perspective library, distributed under the terms ┃ # ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃ # ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ import os import os.path import logging import tornado.websocket import tornado.web import tornado.ioloop import perspective import perspective.handlers.tornado here = os.path.abspath(os.path.dirname(__file__)) file_path = os.path.join( here, ".", "node_modules", "superstore-arrow", "superstore.lz4.arrow" ) def make_app(perspective_server): return tornado.web.Application( [ ( r"/websocket", perspective.handlers.tornado.PerspectiveTornadoHandler, {"perspective_server": perspective_server}, ), ( r"/node_modules/(.*)", tornado.web.StaticFileHandler, {"path": "../../node_modules/"}, ), ( r"/(.*)", tornado.web.StaticFileHandler, {"path": "./", "default_filename": "index.html"}, ), ], websocket_max_message_size=100 * 1024 * 1024, ) if __name__ == "__main__": perspective_server = perspective.Server() app = make_app(perspective_server) app.listen(8080) logging.critical("Listening on http://localhost:8080") loop = tornado.ioloop.IOLoop.current() client = perspective_server.new_local_client() with open(file_path, mode="rb") as file: data = file.read() table = client.table(data, name="data_source_one") for _ in range(10): table.update(data) loop.start()