Sensor.waqi Unable to load city information correctly

Configuration
1

No matter what I enter the city seems to be unable to pass this setting, including the direct copy of the sample is also not, who can help me, thank you

[sensor.waqi]: required key not provided @ data['token']. Got None. (See ?, line ?). Please check the docs at https://home-assistant.io/components/sensor.waqi/
Failed config
  sensor.waqi: 
    platform: waqi
    locations: [source /Users/guoer/.homeassistant/configuration.yaml:555]
      - beijing
    oken: AQICN_API_TOKEN
    stations: [source /Users/guoer/.homeassistant/configuration.yaml:557]
      - Chaoyang Olympic Sports Center

Successful config (partial)
  sensor.waqi:
2

There is a typo and AQICN_API_TOKEN needs to be replaced with your key.

3

Thank you very much for your answer, my English is very poor, but when I use my key seems to be still not

Failed config
  sensor.waqi: 
    platform: waqi
    locations: [source /Users/guoer/.homeassistant/configuration.yaml:557]
      - Beijing
    oken: 9d1xxxxxxxxxxxxxxxxx3x
    stations: [source /Users/guoer/.homeassistant/configuration.yaml:559]
      - Chaoyang Olympic Sports Center

Successful config (partial)
  sensor.waqi:
4

oken is not token

5

Thank you for your answer again, now the situation has changed

17-02-19 23:06:16 INFO (Thread-3) [homeassistant.components.sensor.waqi] The following stations were returned: [1451, 885, 3303, 454, 465, 468, 466, 478, 452, 463, 449, 455, 456, 479, 471, 457, 462, 474, 446, 467]

Here are my settings in yaml

sensor 6:
  - platform: waqi
    token: 041xxxxxxxxxxxxxxxxxxxxxxxxx67f
    locations:
      - Beijing
    stations:
      - Chaoyang Olympic Sports Center
6

That is how it is supposed to work. And those values returned should be correct.

However, ever since upgrading to v0.38 I don’t see any of the WAQI sensors in my UI anymore.