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Radiosonde to NMEA script
#!/usr/bin/python3 -u
import sys
for line in sys.stdin:
s = line.split(' ')
if len(s) < 14:
continue
time = s[4]
lat = s[7]
lon = s[10]
alt = s[13]
t = time.split(':')
time = t[0] + t[1] + t[2].split('.')[0]
l = lat.split('.')
if l[0][0] == '-':
ns = 'S'
l[0] = l[0][1:]
else:
ns = 'N'
lat = l[0] + str(float('0.'+l[1])*60)[:6]
l = lon.split('.')
if l[0][0] == '-':
ew = 'W'
l[0] = l[0][1:]
else:
ew = 'E'
lon = l[0] + str(float('0.'+l[1])*60)[:6]
print("$GPRMC,{},A,{},{},{},{},0.0,0.0,010100,,,".format(time,lat,ns,lon,ew))
print("$GPGGA,{},{},{},{},{},1,08,1.0,{},M,0.0,M,,".format(time,lat,ns,lon,ew,alt))
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