1 |
#!/usr/bin/env python |
---|
2 |
""" |
---|
3 |
Parse sodar data and assert what data and info goes into |
---|
4 |
creating and updating monthly netcdf files. |
---|
5 |
|
---|
6 |
>> (parse, create, update) = load_processors('proc_rdi_rawdata_sodar') |
---|
7 |
>> data = parse(lines) |
---|
8 |
>> create(platform_info, sensor_info, data) |
---|
9 |
>> update(platform_info, sensor_info, data) |
---|
10 |
""" |
---|
11 |
|
---|
12 |
from sodar import rawData |
---|
13 |
import numpy as n |
---|
14 |
from datetime import timedelta |
---|
15 |
from procutil import scanf_datetime, dt2es |
---|
16 |
|
---|
17 |
def parser(platform_info, sensor_info, lines): |
---|
18 |
""" |
---|
19 |
Parse and assign wind profile data from raw Sodar file. |
---|
20 |
""" |
---|
21 |
|
---|
22 |
rawDataObject = rawdata.RawData('\n'.join(lines)) |
---|
23 |
|
---|
24 |
numIntervals = len(rawDataObject) |
---|
25 |
numAltitudes = sensor_info[num_altitudes] |
---|
26 |
|
---|
27 |
data = { |
---|
28 |
'dt' : n.array(n.ones((numIntervals,), dtype=object) * n.nan), |
---|
29 |
'es' : n.array(n.ones((numIntervals,), dtype=long) * n.nan), |
---|
30 |
'val1' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
31 |
'val2' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
32 |
'val3' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
33 |
'val4' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
34 |
'spu1' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
35 |
'spu2' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
36 |
'spu3' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
37 |
'spu4' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
38 |
'nois1' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
39 |
'nois2' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
40 |
'nois3' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
41 |
'nois4' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
42 |
'femax' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
43 |
'softw' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
44 |
'fe11' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
45 |
'fe12' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
46 |
'fe21' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
47 |
'fe22' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
48 |
'snr1' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
49 |
'snr2' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
50 |
'snr3' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
51 |
'snr4' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
52 |
'jam' : n.array(n.ones((numIntervals,), dtype=int) * n.nan), |
---|
53 |
'z' : n.array(n.ones((numAltitudes,), dtype=float) * n.nan), |
---|
54 |
'u' : n.array(n.ones((numIntervals, |
---|
55 |
numAltitudes), dtype=float) * n.nan), |
---|
56 |
'v' : n.array(n.ones((numIntervals, |
---|
57 |
numAltitudes), dtype=float) * n.nan), |
---|
58 |
'w' : n.array(n.ones((numIntervals, |
---|
59 |
numAltitudes), dtype=float) * n.nan), |
---|
60 |
'echo' : n.array(n.ones((numIntervals, |
---|
61 |
numAltitudes), dtype = int) * n.nan), |
---|
62 |
} |
---|
63 |
|
---|
64 |
for sample in rawDataObject: |
---|
65 |
i = rawDataObject.index(sample) |
---|
66 |
|
---|
67 |
dt = {'month' : int(sample['MONTH']), |
---|
68 |
'day' : int(sample['DAY']), |
---|
69 |
'year' : int(sample['YEAR']), |
---|
70 |
'hour' : int(sample['HOUR']), |
---|
71 |
'min' : int(sample['MIN']), |
---|
72 |
} |
---|
73 |
dt = '%(month)02d-%(day)02d-%(year)04d %(hour)02d:%02d(min)' % dt |
---|
74 |
dt = scanf_datetime(dt, fmt='%m-%d-%Y %H:%M') |
---|
75 |
if sensor_info['utc_offset']: |
---|
76 |
dt = dt + timedelta(hours=sensor_info['utc_offset']) |
---|
77 |
data['dt'][i] = dt |
---|
78 |
data['es'][i] = dt2es(dt) |
---|
79 |
|
---|
80 |
return data |
---|
81 |
|
---|
82 |
def creator(platform_info, sensor_info, data): |
---|
83 |
# |
---|
84 |
# |
---|
85 |
title_str = sensor_info['description']+' at '+ platform_info['location'] |
---|
86 |
global_atts = { |
---|
87 |
'title' : title_str, |
---|
88 |
'institution' : 'Unversity of North Carolina at Chapel Hill (UNC-CH)', |
---|
89 |
'institution_url' : 'http://nccoos.unc.edu', |
---|
90 |
'institution_dods_url' : 'http://nccoos.unc.edu', |
---|
91 |
'metadata_url' : 'http://nccoos.unc.edu', |
---|
92 |
'references' : 'http://nccoos.unc.edu', |
---|
93 |
'contact' : 'Sara Haines (haines@email.unc.edu)', |
---|
94 |
# |
---|
95 |
'source' : 'fixed-profiler (acoustic doppler) observation', |
---|
96 |
'history' : 'Data processed by NCCOOS', |
---|
97 |
'comment' : 'File created using pycdf'+pycdfVersion()+' and numpy '+pycdfArrayPkg(), |
---|
98 |
# conventions |
---|
99 |
'Conventions' : 'CF-1.0; SEACOOS-CDL-v2.0', |
---|
100 |
# SEACOOS CDL codes |
---|
101 |
'format_category_code' : 'fixed-profiler', |
---|
102 |
'institution_code' : platform_info['instituion'], |
---|
103 |
'platform_code' : platform_info['id'], |
---|
104 |
'package_code' : sensor_info['id'], |
---|
105 |
# institution specific |
---|
106 |
'project' : 'North Carolina Coastal Ocean Observing System (NCCOOS)', |
---|
107 |
'project_url' : 'http://nccoos.unc.edu', |
---|
108 |
# timeframe of data contained in file yyyy-mm-dd HH:MM:SS |
---|
109 |
'start_date' : data['sample_dt'].strftime("%Y-%m-%d %H:%M:%S"), |
---|
110 |
'end_date' : data['sample_dt'].strftime("%Y-%m-%d %H:%M:%S"), |
---|
111 |
'release_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
112 |
# |
---|
113 |
'creation_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
114 |
'modification_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
115 |
'process_level' : 'level1', |
---|
116 |
# |
---|
117 |
# must type match to data (e.g. fillvalue is real if data is real) |
---|
118 |
'_FillValue' : -99999., |
---|
119 |
} |
---|
120 |
|
---|
121 |
var_atts = { |
---|
122 |
# coordinate variables |
---|
123 |
'time' : {'short_name': 'time', |
---|
124 |
'long_name': 'Time', |
---|
125 |
'standard_name': 'time', |
---|
126 |
'units': 'seconds since 1970-1-1 00:00:00 -0', # UTC |
---|
127 |
'axis': 'T', |
---|
128 |
}, |
---|
129 |
'lat' : {'short_name': 'lat', |
---|
130 |
'long_name': 'Latitude', |
---|
131 |
'standard_name': 'latitude', |
---|
132 |
'reference':'geographic coordinates', |
---|
133 |
'units': 'degrees_north', |
---|
134 |
'valid_range':(-90.,90.), |
---|
135 |
'axis': 'Y', |
---|
136 |
}, |
---|
137 |
'lon' : {'short_name': 'lon', |
---|
138 |
'long_name': 'Longtitude', |
---|
139 |
'standard_name': 'longtitude', |
---|
140 |
'reference':'geographic coordinates', |
---|
141 |
'units': 'degrees_east', |
---|
142 |
'valid_range':(-180.,180.), |
---|
143 |
'axis': 'Y', |
---|
144 |
}, |
---|
145 |
'z' : {'short_name': 'z', |
---|
146 |
'long_name': 'Height', |
---|
147 |
'standard_name': 'height', |
---|
148 |
'reference':'zero at sea-surface', |
---|
149 |
'units': 'm', |
---|
150 |
'axis': 'Z', |
---|
151 |
}, |
---|
152 |
# data variables |
---|
153 |
'u': {'long_name': 'East/West Component of Current', |
---|
154 |
'standard_name': 'eastward_current', |
---|
155 |
'units': 'm s-1', |
---|
156 |
'reference': 'clockwise from True East', |
---|
157 |
}, |
---|
158 |
'v': {'long_name': 'North/South Component of Current', |
---|
159 |
'standard_name': 'northward_current', |
---|
160 |
'units': 'm s-1', |
---|
161 |
'reference': 'clockwise from True North', |
---|
162 |
}, |
---|
163 |
'w': {'long_name': 'Upward/Downward Component of Current', |
---|
164 |
'standard_name': 'upward_current', |
---|
165 |
'units': 'm s-1', |
---|
166 |
'positive': 'up', |
---|
167 |
}, |
---|
168 |
'back_scatter':{'long_name': 'Backscatter', |
---|
169 |
'standard_name': 'back_scatter', |
---|
170 |
'units': 'decibels', |
---|
171 |
}, |
---|
172 |
'wtemp': {'long_name': 'Water Temperature', |
---|
173 |
'standard_name': 'water_temperature', |
---|
174 |
'units': 'degrees Celsius', |
---|
175 |
}, |
---|
176 |
} |
---|
177 |
|
---|
178 |
|
---|
179 |
# integer values |
---|
180 |
ntime=NC.UNLIMITED |
---|
181 |
nlat=1 |
---|
182 |
nlon=1 |
---|
183 |
nz=sensor_info['nbins'] |
---|
184 |
|
---|
185 |
# dimension names use tuple so order of initialization is maintained |
---|
186 |
dimensions = ('ntime', 'nlat', 'nlon', 'nz') |
---|
187 |
|
---|
188 |
# using tuple of tuples so order of initialization is maintained |
---|
189 |
# using dict for attributes order of init not important |
---|
190 |
# use dimension names not values |
---|
191 |
# (varName, varType, (dimName1, [dimName2], ...)) |
---|
192 |
var_inits = ( |
---|
193 |
# coordinate variables |
---|
194 |
('time', NC.INT, ('ntime',)), |
---|
195 |
('lat', NC.FLOAT, ('nlat',)), |
---|
196 |
('lon', NC.FLOAT, ('nlon',)), |
---|
197 |
('z', NC.FLOAT, ('nz',)), |
---|
198 |
# data variables |
---|
199 |
('u', NC.FLOAT, ('ntime', 'nz')), |
---|
200 |
('v', NC.FLOAT, ('ntime', 'nz')), |
---|
201 |
('w', NC.FLOAT, ('ntime', 'nz')), |
---|
202 |
('back_scatter', NC.FLOAT, ('ntime', 'nz')), |
---|
203 |
('wtemp', NC.FLOAT, ('ntime',)), |
---|
204 |
) |
---|
205 |
|
---|
206 |
# var data |
---|
207 |
var_data = ( |
---|
208 |
('lat', platform_info['lat']), |
---|
209 |
('lon', platform_info['lon']), |
---|
210 |
('z', []), |
---|
211 |
('u', []), |
---|
212 |
('v', []), |
---|
213 |
('w', []), |
---|
214 |
('back_scatter', []), |
---|
215 |
('wtemp', []), |
---|
216 |
) |
---|
217 |
|
---|
218 |
return (global_atts, dimensions, var_inits, var_data) |
---|
219 |
|
---|
220 |
def updater(platform_info, sensor_info, data): |
---|
221 |
# |
---|
222 |
global_atts = { |
---|
223 |
# timeframe of data contained in file yyyy-mm-dd HH:MM:SS |
---|
224 |
'end_date' : data['sample_dt'].strftime("%Y-%m-%d %H:%M:%S"), |
---|
225 |
'release_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
226 |
# |
---|
227 |
'creation_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
228 |
'modification_date' : now.strftime("%Y-%m-%d %H:%M:%S"), |
---|
229 |
} |
---|
230 |
# var data |
---|
231 |
var_data = ( |
---|
232 |
('u', data['u']), |
---|
233 |
('v', data['v']), |
---|
234 |
('w', data['w']), |
---|
235 |
('back_scatter', data['back_scatter']), |
---|
236 |
('wtemp', data['wtemp']), |
---|
237 |
) |
---|
238 |
return (global_atts, var_data) |
---|
239 |
# |
---|
240 |
|
---|