payload = None
with open("xml.zip", "rb") as file:
    payload = file.read()

chunk_size = 64 * 1024
content_length = len(payload)

def app_chunked(environ, start_response):
    start_response('200 OK', [('Content-Type', 'application/zip'), ('Transfer-Encoding', 'chunked')])
    
    sended = 0
    while content_length > sended:
        end = sended + chunk_size
        yield payload[sended:end]
        sended = end
        
    
def app(environ, start_response):
    start_response('200 OK', [('Content-Type', 'application/zip'), ('Content-Length', str(content_length))])
    
    sended = 0
    while content_length > sended:
        end = sended + chunk_size
        yield payload[sended:end]
        sended = end

# import gc

# gc.collect()
# gc.set_threshold(50, 3, 3)

# import tracemalloc

# tracemalloc.start()

def app_hello(environ, start_response):
    # start_response('200 OK', [('Content-Type', 'text/plain'), ('Content-Length', '13')])
    start_response('200 OK', [('Content-Type', 'text/plain')])

    return [ b'Hello, World!']

if __name__ == "__main__":
    # import fastwsgi
    # fastwsgi.run(wsgi_app=app_hello, host='127.0.0.1', port=8000, loglevel=0)
    # from meinheld import server
    # server.listen(("0.0.0.0", 8000))
    # server.run(app_hello)
    from socketify import WSGI
    WSGI(app_hello).listen(8000, lambda config: print(f"Listening on port http://localhost:{config.port} now\n")).run(1)
    # def run_app():
    #     import fastwsgi
    #     fastwsgi.run(wsgi_app=app_hello, host='127.0.0.1', port=8000)
    
    # import os
    # pid_list = []
    # # fork limiting the cpu count - 1
    # for _ in range(1, 8):
    #     pid = os.fork()
    #     # n greater than 0 means parent process
    #     if not pid > 0:
    #         run_app()
    #         break
    #     pid_list.append(pid)

    # run_app()  # run app on the main process too :)

    # # sigint everything to gracefull shutdown
    # import signal
    # for pid in pid_list:
    #     os.kill(pid, signal.SIGINT)