Just print but can not open Traffic Simulator ？

[Ludadiesel]

when I run python ModelExample.py with ['corridor'] it's can not open Traffic Simulator just like this

Model initialized at 03:40:09.945.
Network building finished at 03:40:12.426.
Retrying in 1 seconds
Network information commited at 03:40:12.801.
Step #0.00 (0ms ?*RT. ?UPS, TraCI: 6ms, vehicles TOT 1 ACT 1 BUF 0)
Step #10.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 4 BUF 0)
Step #20.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 4 BUF 0)
Step #30.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 4 BUF 0)
Step #40.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 3 BUF 0)
Step #50.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 3 BUF 0)
Step #60.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #70.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #80.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #90.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #100.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #110.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #120.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #130.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #140.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)
Step #150.00 (0ms ?*RT. ?UPS, TraCI: 0ms, vehicles TOT 5 ACT 0 BUF 0)