UBLOX agps betaflight cli

agpsublox.py

import requests
import serial

#Edit me!!
token = "TOKEN" #Token getted from u-blox
comPort = "/dev/tty.usbmodem" #GPS Com port

print ("Connecting to u-blox")
r = requests.get("http://online-live1.services.u-blox.com/GetOnlineData.ashx?token=" + token + ";gnss=gps;datatype=eph,alm,aux,pos;filteronpos;format=aid", stream=True)
print ("Downloading A-GPS data")

ser = serial.Serial(comPort, 9600)
print("Waiting to GPS be free")
drainer = True
while drainer:
    drainer = ser.inWaiting()
    ser.read(drainer)

print("Writing AGPS data")
#print(r.content)
ser.write(r.content)
print ("Done")

buffer = True
message = ""
try:
    while buffer:
        buffer = ser.read()
    if buffer.decode() == "$":
        if message.startswith("$GPGGA"):
            print (message.strip())
        message = ""
    message = message + buffer.decode()
except KeyboardInterrupt:
    ser.close()