79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
##
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# This software was developed and / or modified by Raytheon Company,
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# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
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#
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# U.S. EXPORT CONTROLLED TECHNICAL DATA
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# This software product contains export-restricted data whose
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# export/transfer/disclosure is restricted by U.S. law. Dissemination
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# to non-U.S. persons whether in the United States or abroad requires
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# an export license or other authorization.
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#
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# Contractor Name: Raytheon Company
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# Contractor Address: 6825 Pine Street, Suite 340
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# Mail Stop B8
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# Omaha, NE 68106
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# 402.291.0100
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#
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# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
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# further licensing information.
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##
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import Avn, MetarDecoder
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import NoDataException
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import HoursRefTimePointDataRetrieve
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#
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# Retrieves metar data through pointdata interfaces
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#
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#
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# SOFTWARE HISTORY
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#
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# Date Ticket# Engineer Description
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# ------------ ---------- ----------- --------------------------
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# 08/26/09 njensen Initial Creation.
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# 26APR2012 14688 rferrel Use HoursRefTimePointDataRetrieve.
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# Jan 19, 2018 6957 tgurney Return empty list on NoDataException
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# Mar 07, 2018 6933 njensen Support requesting metars for multiple sites
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# (specifically comma-delimited strings for
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# the MetarViewer)
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#
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#
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#
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##
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# This is a base file that is not intended to be overridden.
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##
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PARAMETERS = ['rawMETAR', 'timeObs']
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def retrieve(siteID, size=1):
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if type(siteID) is str:
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siteID = [siteID]
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# siteID is a list of strings, there's a chance that an entry could be a
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# comma-delimited string of more than one site
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siteList = []
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for site in siteID:
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sites = site.split(',')
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for s in sites:
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siteList.append(s.strip())
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siteID = siteList
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metars = []
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for site in siteID:
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try:
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pdc = HoursRefTimePointDataRetrieve.retrieve('obs', site, PARAMETERS, keyId='timeObs', maxSize=size)
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except NoDataException.NoDataException:
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continue
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decoder = MetarDecoder.Decoder()
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for key in pdc.keys():
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pdv = pdc[key]
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rawMetar = pdv['rawMETAR'].split('\n')
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header, text = rawMetar[0], '\n'.join(rawMetar[1:])
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if not text.endswith('\n'):
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text += '\n'
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b = Avn.Bunch(header=header, text=text)
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b.dcd = decoder(b.text)
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metars.append(b)
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return metars
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