test-05.py

import time
import gevent
import gevent.monkey
from flask import Flask, copy_current_request_context, g, request, _request_ctx_stack
import logging

gevent.monkey.patch_all()

logging.basicConfig(level=0)  # logging.DEBUG)
logger = logging.getLogger()

app = Flask(__name__)


@app.route('/')
def index():
    ts = time.time()
    ctx = _request_ctx_stack.top
    ctx.ts = ts
    logger.info('ts: %s', ctx.ts)
    logger.info('ts: %s', getattr(ctx, 'ts', None))
    gevent.spawn(copy_current_request_context(background_job))

    # @copy_current_request_context
    # def do_something():
    #     logger.info("oops")
    #     with open('now.ts', 'w') as fp:
    #         fp.write(str(time.time()))
    #
    #gevent.spawn(do_something)

    # logger.info(glet)
    # print(dir(glet))
    # glet.join()
    return "ok: %s" % ts


def background_job():
    for i in range(0, 2):
        logger.info("sleep...%s" % i)
        gevent.sleep(1)
    logger.info("done")

    ctx = _request_ctx_stack.top
    logger.info('ctx: %s', ctx)
    logger.info('ts: %s', getattr(ctx, 'ts', None))
    #logger.info(_request_ctx_stack)

    #ctx = _request_ctx_stack.top
    #logger.info(ctx)
    #logger.info('ts: %s background', ctx.ts)

    #logger.info("done, %s" % g.ts)
    #logger.info(g)


app.run(debug=True)