# uvicorn > Python ASGI HTTP Server, for asynchronous projects. > More information: . - Run Python web app: `uvicorn {{import.path:app_object}}` - Listen on port 8080 on localhost: `uvicorn --host {{localhost}} --port {{8080}} {{import.path:app_object}}` - Turn on live reload: `uvicorn --reload {{import.path:app_object}}` - Use 4 worker processes for handling requests: `uvicorn --workers {{4}} {{import.path:app_object}}` - Run app over HTTPS: `uvicorn --ssl-certfile {{cert.pem}} --ssl-keyfile {{key.pem}} {{import.path:app_object}}`