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"""Helper methods to allow advanced usage of information provided by the device."""
from io import BytesIO
from typing import Any
from segno.helpers import make_wifi
from devolo_plc_api.device_api import WifiGuestAccessGet
from devolo_plc_api.device_api.wifinetwork_pb2 import WPA_NONE
def wifi_qr_code(guest_wifi: WifiGuestAccessGet, kind: str = "svg", **kwargs: Any) -> bytes:
"""
Generate a wifi QR code.
:param guest_wifi: Wifi credentials to represent in the QR code
:param kind: Output format of the image
:return: Bytes of image
"""
buffer = BytesIO()
qr_code = make_wifi(ssid=guest_wifi.ssid, password=guest_wifi.key, security=None if guest_wifi.wpa == WPA_NONE else "WPA")
qr_code.save(out=buffer, kind=kind, **kwargs)
return buffer.getvalue()
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