Traceback (most recent call last):


 "C:\Users\S10500\AppData\Local\Continuum\anaconda3\lib\site-packages\spyder\widgets\ipythonconsole\client.py", line 575, in show_time

elapsed_time = time.monotonic() - self.t0
TypeError: unsupported operand type(s) for -: 'float' and 'NoneType'

Traceback (most recent call last):


 "test_yarn.py", line 10, in <module>

cluster = new_cluster(environment='python:///opt/anaconda3/envs/pymodel/bin/python', scheduler_num=1, web_num=1,worker_num=4, worker_cpu=8, worker_mem='28g',min_worker_num=2)


 "/opt/anaconda3/envs/pymodel/lib/python3.7/site-packages/mars/deploy/yarn/client.py", line 148, in new_cluster

timeout=timeout - (time.time() - check_start_time))
TypeError: unsupported operand type(s) for -: 'NoneType' and 'float'
