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Parse new NOAA METAR index page format

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This commit is contained in:
Richard Senior 2016-08-08 17:43:49 +01:00
parent 78a51fb6e1
commit cd41e9713f
1 changed files with 3 additions and 3 deletions
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6
create_metar_dat.py
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@ -46,7 +46,7 @@ class ParseException(Exception):
def stations():
for line in urllib.request.urlopen(url).readlines():
if line.startswith(b"<img"):
if b".TXT" in line:
yield line
def active_stations():
@ -54,9 +54,9 @@ def active_stations():
icao_pattern = re.compile("[A-Z][A-Z0-9]{3}")
for station in stations():
tokens = station.split()
last_modified = tokens[5]
last_modified = tokens[2][14:25]
if dateutil.parser.parse(last_modified) > cutoff:
icao = tokens[4][16:20:].decode()
icao = tokens[1][16:20:].decode()
# Sanity check on parsed ICAO code.
if not icao_pattern.match(icao):
raise ParseException("Dubious ICAO code: " + icao)