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import os |
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from datetime import datetime |
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from operator import itemgetter |
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from awips import ThriftClient |
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from dynamicserialize.dstypes.gov.noaa.nws.ncep.common.dataplugin.gempak.request import GetGridInfoRequest |
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class GridInfoRetriever: |
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def __init__(self, server, pluginName, modelId, cycle=None, forecast=None): |
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self.pluginName = pluginName |
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self.modelId = modelId |
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self.cycle = cycle |
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self.forecast = forecast |
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self.host = os.getenv("DEFAULT_HOST", server) |
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self.port = os.getenv("DEFAULT_PORT", "9581") |
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self.client = ThriftClient.ThriftClient(self.host, self.port) |
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def getInfo(self): |
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""" Sends ThriftClient request and writes out received files.""" |
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req = GetGridInfoRequest() |
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req.setPluginName(self.pluginName) |
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req.setModelId(self.modelId) |
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req.setReftime(self.cycle) |
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if len(self.cycle) > 2: |
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dt = datetime.strptime(self.cycle, '%y%m%d/%H%M') |
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ct = datetime.strftime(dt, '%Y-%m-%d %H:%M:%S') |
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req.setReftime(ct) |
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req.setFcstsec(self.forecast) |
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resp = self.client.sendRequest(req) |
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sortresp = sorted(sorted(resp, key=itemgetter("reftime"), reverse=True), key=itemgetter("fcstsec")) |
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grids = [] |
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count = 0 |
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for record in sortresp: |
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s = '{:<12}'.format(record['param']) |
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if sys.byteorder == 'little': |
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parm1 = (ord(s[3]) << 24) + (ord(s[2]) << 16) + (ord(s[1]) << 8) + ord(s[0]) |
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parm2 = (ord(s[7]) << 24) + (ord(s[6]) << 16) + (ord(s[5]) << 8) + ord(s[4]) |
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parm3 = (ord(s[11]) << 24) + (ord(s[10]) << 16) + (ord(s[9]) << 8) + ord(s[8]) |
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else: |
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parm1 = (ord(s[0]) << 24) + (ord(s[1]) << 16) + (ord(s[2]) << 8) + ord(s[3]) |
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parm2 = (ord(s[4]) << 24) + (ord(s[5]) << 16) + (ord(s[6]) << 8) + ord(s[7]) |
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parm3 = (ord(s[8]) << 24) + (ord(s[9]) << 16) + (ord(s[10]) << 8) + ord(s[11]) |
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dt = datetime.strptime(record['reftime'], '%Y-%m-%d %H:%M:%S.%f') |
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dattim = dt.month * 100000000 + dt.day * 1000000 + (dt.year%100) * 10000 + dt.hour * 100 + dt.minute |
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fcsth = (int(record['fcstsec']) / 60) / 60 |
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fcstm = (int(record['fcstsec']) / 60) % 60 |
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fcst = 100000 + fcsth * 100 + fcstm |
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lv1 = float(record['level1']) |
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if lv1 == -999999.0: |
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lv1 = -1.0 |
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lv2 = float(record['level2']) |
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if lv2 == -999999.0: |
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lv2 = -1.0 |
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vcd = record['vcoord'] |
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if vcd == 'NONE': |
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ivcd = 0 |
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elif vcd == 'PRES': |
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ivcd = 1 |
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elif vcd == 'THTA': |
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ivcd = 2 |
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elif vcd == 'HGHT': |
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ivcd = 3 |
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elif vcd == 'SGMA': |
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ivcd = 4 |
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if lv1 >= 0.0: |
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lv1 = lv1 * 10000.0 |
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if lv2 >= 0.0: |
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lv2 = lv2 * 10000.0 |
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elif vcd == 'DPTH': |
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ivcd = 5 |
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if lv1 >= 0.0: |
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lv1 = lv1 * 100.0 |
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if lv2 >= 0.0: |
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lv2 = lv2 * 100.0 |
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elif vcd == 'HYBL': |
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ivcd = 6 |
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else: |
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v = '{:<4}'.format(vcd) |
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if sys.byteorder == 'little': |
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ivcd = (ord(v[3]) << 24) + (ord(v[2]) << 16) + (ord(v[1]) << 8) + ord(v[0]) |
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else: |
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ivcd = (ord(v[0]) << 24) + (ord(v[1]) << 16) + (ord(v[2]) << 8) + ord(v[3]) |
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if vcd == 'POTV': |
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if lv1 >= 0.0: |
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lv1 = lv1 * 1000.0 |
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if lv2 >= 0.0: |
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lv2 = lv2 * 1000.0 |
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grids.append(9999) |
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grids.append(dattim) |
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grids.append(fcst) |
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grids.append(0) |
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grids.append(0) |
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grids.append(int(lv1)) |
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grids.append(int(lv2)) |
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grids.append(ivcd) |
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grids.append(parm1) |
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grids.append(parm2) |
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grids.append(parm3) |
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count += 1 |
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if count > 29998: |
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break |
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return grids |
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def getinfo(server, table, model, cycle, forecast): |
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gir = GridInfoRetriever(server, table, model, cycle, forecast) |
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return gir.getInfo() |
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def getrow(server, table, model, cycle, forecast): |
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idata = [] |
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idata.append(9999) |
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idata.append(1) |
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return idata |
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# This is the standard boilerplate that runs this script as a main |
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if __name__ == '__main__': |
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import sys |
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# Run Test |
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srv = 'edex-cloud.unidata.ucar.edu' |
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tbl = 'grid' |
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mdl = 'NAM40' |
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print(getrow(srv, tbl, mdl)) |
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print(getinfo(srv, tbl, mdl)) |
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Unidata /
python-awips
