With gevent patch_all, jaeger has no span to show

[chenbodeng719]

import os,sys
g_proj_path = os.path.dirname(os.path.abspath(__file__))+"/../"
sys.path.append(g_proj_path)
sys.path.append(g_proj_path+"module/")
sys.path.append(g_proj_path+"website/")
from gevent import monkey
monkey.patch_all()
from opentracing.scope_managers.gevent import GeventScopeManager

import logging
import time
from jaeger_client import Config

if __name__ == "__main__":
    log_level = logging.DEBUG
    logging.getLogger('').handlers = []
    logging.basicConfig(format='%(asctime)s %(message)s', level=log_level)

    config = Config(
        config={ # usually read from some yaml config
            'sampler': {
                'type': 'const',
                'param': 1,
            },
            'logging': True,
        },
        service_name='te-app-name',
        validate=True,
        scope_manager=GeventScopeManager()
    )
    # this call also sets opentracing.tracer
    tracer = config.initialize_tracer()
    # gevent_opentracing.init_tracing(tracer)
    with tracer.start_span(operation_name='someWork') as span:
        span.set_tag("test","212")

    time.sleep(2)

With gevent patch_all, jaeger has no span to show