python
# myapp.py
def app(environ, start_response):
response_body = b"Hello, World!"
status = "200 OK"
response_headers = [
("Content-Type", "text/plain"),
("Content-Length", str(len(response_body)))
]
start_response(status, response_headers)
return [response_body]
# gunicorn.conf.py
bind = "0.0.0.0:8000"
workers = 4
worker_class = "sync"
timeout = 120
$ gunicorn myapp:app -c gunicorn.conf.py
