import gsm0338
msg = "88ñ<Θòæ:Y<Θ(zÆHäæ:ZäΘhÆ<y8:Σòñ{Ñ9YöÆ=XΘ(X:ü=8ÜØ"
data = msg.encode("gsm03.38")
bits = "00" + "".join(format(b & 0x7F, "07b")[::-1] for b in data)
out = bytes(int(bits[i:i+7][::-1], 2) for i in range(0, len(bits)//7*7, 7))
print(out.decode("latin1"))