#main.py from src.webserver import app import uvicorn if __name__ == '__main__': uvicorn.run( app, host='0.0.0.0',

#main.py from src.webserver import app import uvicorn if __name__ == '__main__': uvicorn.run( app, host='0.0.0.0', port=8080, ) #webserver from fastapi import FastAPI app = FastAPI() @app.get('/') async def home(): return { "home": True } @app.on_event("startup") async def startup_event(): import webbrowser ip_address = "http://localhost:8080/" webbrowser.open(ip_address) #create a python file for pyinstaller import PyInstaller.__main__ if __name__ == '__main__': name = "test" pyinstaller_list = [ 'main.py', f'--name={name}', '--clean', '--onefile', ] PyInstaller.__main__.run(pyinstaller_list) I remember reading this part 'main:app' where you should import the app instead for pyinstaller.