chore: import upstream snapshot with attribution

2026-07-13 12:25:07 +08:00
commit a26e856398
1681 changed files with 296950 additions and 0 deletions
@@ -0,0 +1,70 @@
+#  ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+#  ┃ ██████ ██████ ██████       █      █      █      █      █ █▄  ▀███ █       ┃
+#  ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█  ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄  ▀█ █ ▀▀▀▀▀ ┃
+#  ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄   █ ▄▄▄▄▄ ┃
+#  ┃ █      ██████ █  ▀█▄       █ ██████      █      ███▌▐███ ███████▄ █       ┃
+#  ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫
+#  ┃ 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 logging
+from pathlib import Path
+
+import duckdb
+import perspective
+import perspective.handlers.tornado
+import perspective.virtual_servers.duckdb
+import tornado.ioloop
+import tornado.web
+import tornado.websocket
+
+from tornado.web import StaticFileHandler
+
+logging.basicConfig(
+    level=logging.DEBUG,
+)
+
+logger = logging.getLogger(__name__)
+
+INPUT_FILE = (
+    Path(__file__).parent.resolve()
+    / "node_modules"
+    / "superstore-arrow"
+    / "superstore.parquet"
+)
+
+if __name__ == "__main__":
+    db = duckdb.connect(":memory:perspective")
+    db.sql(
+        f"""
+        SET default_null_order=NULLS_FIRST_ON_ASC_LAST_ON_DESC;
+        CREATE TABLE data_source_one AS
+            SELECT * FROM '{INPUT_FILE}';
+        """,
+    )
+
+    virtual_server = perspective.virtual_servers.duckdb.DuckDBVirtualServer(db)
+    app = tornado.web.Application(
+        [
+            (
+                r"/websocket",
+                perspective.handlers.tornado.PerspectiveTornadoHandler,
+                {"perspective_server": virtual_server},
+            ),
+            (r"/node_modules/(.*)", StaticFileHandler, {"path": "../../node_modules/"}),
+            (
+                r"/(.*)",
+                StaticFileHandler,
+                {"path": "./", "default_filename": "index.html"},
+            ),
+        ],
+        websocket_max_message_size=100 * 1024 * 1024,
+    )
+
+    app.listen(3000)
+    logger.info("Listening on http://localhost:3000")
+    loop = tornado.ioloop.IOLoop.current()
+    loop.start()