API region set to: as
Unable to fetch devices, please close eWelink application across all devices and try again.
Traceback (most recent call last):
File "sonoffDevices.py", line 86, in <module>
print('Found {} devices registered to this account'.format(len(devices)))
TypeError: object of type 'NoneType' has no len()
followed instructions and getting:
eWelink app is closed