https://github.com/adafruit/Adafruit_CircuitPython_BLE/blob/82ada04a0f4019de00d103256621f73b80151a0d/examples/ble_advertising_simpletest.py#L13 doesn't work, but setting ble.name before the advertisement is created does.
Adafruit_CircuitPython_BLE/examples/ble_advertising_simpletest.py
Line 13 in 82ada04