DexDemo/backend/nohup.out

Traceback (most recent call last):
  File "/home/ubuntu/hyperliquid-demo/backend/main.py", line 1, in <module>
    from fastapi import FastAPI, WebSocket, WebSocketDisconnect
ModuleNotFoundError: No module named 'fastapi'
Traceback (most recent call last):
  File "/home/ubuntu/hyperliquid-demo/backend/main.py", line 1, in <module>
    from fastapi import FastAPI, WebSocket, WebSocketDisconnect
ModuleNotFoundError: No module named 'fastapi'
Traceback (most recent call last):
  File "/home/ubuntu/hyperliquid-demo/backend/main.py", line 1, in <module>
    from fastapi import FastAPI, WebSocket, WebSocketDisconnect
ModuleNotFoundError: No module named 'fastapi'
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [200643] using WatchFiles
INFO:     Started server process [200645]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     124.244.39.48:38298 - "GET / HTTP/1.1" 200 OK
WARNING:  Invalid HTTP request received.
INFO:     124.244.39.48:55281 - "WebSocket /ws" [accepted]
INFO:     connection open
INFO:     connection closed
INFO:     124.244.39.48:38539 - "WebSocket /ws" [accepted]
INFO:     connection open
WebSocket 错误: 'Info' object has no attribute 'l2_book'
WebSocket 错误: 'Info' object has no attribute 'l2_book'
INFO:     124.244.39.48:51411 - "OPTIONS /approve-builder HTTP/1.1" 400 Bad Request
INFO:     connection closed
INFO:     124.244.39.48:38691 - "WebSocket /ws" [accepted]
INFO:     connection open
WebSocket 错误: 'Info' object has no attribute 'l2_book'
INFO:     124.244.39.48:52842 - "OPTIONS /approve-builder HTTP/1.1" 400 Bad Request
INFO:     124.244.39.48:38770 - "GET / HTTP/1.1" 200 OK
INFO:     124.244.39.48:54528 - "GET /health HTTP/1.1" 200 OK
WARNING:  WatchFiles detected changes in 'main.py'. Reloading...
INFO:     Shutting down
INFO:     connection closed
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [200645]
INFO:     Started server process [209281]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [211848] using WatchFiles
INFO:     Started server process [211850]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     124.244.39.48:38915 - "GET /health HTTP/1.1" 200 OK
INFO:     101.32.51.95:56732 - "POST /health HTTP/1.1" 405 Method Not Allowed
INFO:     101.32.51.95:57578 - "POST /approve-builder HTTP/1.1" 200 OK
WARNING:  WatchFiles detected changes in 'main.py'. Reloading...
INFO:     Shutting down
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [211850]
INFO:     Started server process [213295]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [213688] using WatchFiles
INFO:     Started server process [213690]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     101.32.51.95:38392 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     101.32.51.95:56412 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [215165] using StatReload
Process SpawnProcess-1:
Traceback (most recent call last):
  File "/usr/lib/python3.12/multiprocessing/process.py", line 314, in _bootstrap
    self.run()
  File "/usr/lib/python3.12/multiprocessing/process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3/dist-packages/uvicorn/_subprocess.py", line 78, in subprocess_started
    target(sockets=sockets)
  File "/usr/lib/python3/dist-packages/uvicorn/server.py", line 62, in run
    return asyncio.run(self.serve(sockets=sockets))
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/asyncio/runners.py", line 194, in run
    return runner.run(main)
           ^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/asyncio/runners.py", line 118, in run
    return self._loop.run_until_complete(task)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "uvloop/loop.pyx", line 1516, in uvloop.loop.Loop.run_until_complete
  File "/usr/lib/python3/dist-packages/uvicorn/server.py", line 69, in serve
    config.load()
  File "/usr/lib/python3/dist-packages/uvicorn/config.py", line 458, in load
    self.loaded_app = import_from_string(self.app)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/uvicorn/importer.py", line 24, in import_from_string
    raise exc from None
  File "/usr/lib/python3/dist-packages/uvicorn/importer.py", line 21, in import_from_string
    module = importlib.import_module(module_str)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/importlib/__init__.py", line 90, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 995, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "/home/ubuntu/hyperliquid-demo/backend/main.py", line 1, in <module>
    from fastapi import FastAPI, WebSocket, WebSocketDisconnect
ModuleNotFoundError: No module named 'fastapi'
INFO:     Stopping reloader process [215165]
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [215252] using StatReload
Process SpawnProcess-1:
Traceback (most recent call last):
  File "/usr/lib/python3.12/multiprocessing/process.py", line 314, in _bootstrap
    self.run()
  File "/usr/lib/python3.12/multiprocessing/process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3/dist-packages/uvicorn/_subprocess.py", line 78, in subprocess_started
    target(sockets=sockets)
  File "/usr/lib/python3/dist-packages/uvicorn/server.py", line 62, in run
    return asyncio.run(self.serve(sockets=sockets))
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/asyncio/runners.py", line 194, in run
    return runner.run(main)
           ^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/asyncio/runners.py", line 118, in run
    return self._loop.run_until_complete(task)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "uvloop/loop.pyx", line 1516, in uvloop.loop.Loop.run_until_complete
  File "/usr/lib/python3/dist-packages/uvicorn/server.py", line 69, in serve
    config.load()
  File "/usr/lib/python3/dist-packages/uvicorn/config.py", line 458, in load
    self.loaded_app = import_from_string(self.app)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/uvicorn/importer.py", line 24, in import_from_string
    raise exc from None
  File "/usr/lib/python3/dist-packages/uvicorn/importer.py", line 21, in import_from_string
    module = importlib.import_module(module_str)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/importlib/__init__.py", line 90, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 995, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "/home/ubuntu/hyperliquid-demo/backend/main.py", line 1, in <module>
    from fastapi import FastAPI, WebSocket, WebSocketDisconnect
ModuleNotFoundError: No module named 'fastapi'
INFO:     Will watch for changes in these directories: ['/home/ubuntu/hyperliquid-demo/backend']
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [215636] using WatchFiles
INFO:     Started server process [215638]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     101.32.51.95:33016 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:39167 - "WebSocket /ws" [accepted]
INFO:     connection open
WebSocket 错误: 'Info' object has no attribute 'l2_book'
INFO:     124.244.39.48:39186 - "OPTIONS /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:39186 - "POST /approve-builder HTTP/1.1" 200 OK
WARNING:  WatchFiles detected changes in 'main.py'. Reloading...
INFO:     Shutting down
INFO:     connection closed
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [215638]
INFO:     Started server process [216768]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
WARNING:  WatchFiles detected changes in 'main.py'. Reloading...
INFO:     Shutting down
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [216768]
INFO:     Started server process [217001]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     101.32.51.95:35770 - "POST /approve-builder HTTP/1.1" 200 OK
WARNING:  WatchFiles detected changes in 'main.py'. Reloading...
INFO:     Shutting down
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [217001]
INFO:     Started server process [218949]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Exchange 初始化成功，地址: 0xF4e422730ba7e44201e4aa246701e188967781E1
INFO:     101.32.51.95:60284 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:51942 - "OPTIONS /place-order HTTP/1.1" 200 OK
INFO:     124.244.39.48:51942 - "POST /place-order HTTP/1.1" 200 OK
INFO:     124.244.39.48:39477 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:39489 - "WebSocket /ws" [accepted]
INFO:     connection open
WebSocket 错误: 'Info' object has no attribute 'l2_book'
INFO:     124.244.39.48:39496 - "OPTIONS /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:39496 - "POST /approve-builder HTTP/1.1" 200 OK
INFO:     124.244.39.48:53747 - "POST /approve-builder HTTP/1.1" 200 OK