def test_conversions(self):
from pyrocko import model
from pyrocko.fdsn import station, resp, enhanced_sacpz
t = util.str_to_time('2014-01-01 00:00:00')
codes = 'GE', 'EIL', '', 'BHZ'
resp_fpath = common.test_data_file('test1.resp')
stations = [
model.Station(*codes[:3],
lat=29.669901,
lon=34.951199,
elevation=210.0,
depth=0.0)
]
sx_resp = resp.make_stationxml(stations,
resp.iload_filename(resp_fpath))
pr_sx_resp = sx_resp.get_pyrocko_response(codes,
time=t,
fake_input_units='M/S')
pr_evresp = trace.Evalresp(resp_fpath,
nslc_id=codes,
target='vel',
time=t)
sacpz_fpath = common.test_data_file('test1.sacpz')
sx_sacpz = enhanced_sacpz.make_stationxml(
enhanced_sacpz.iload_filename(sacpz_fpath))
pr_sx_sacpz = sx_sacpz.get_pyrocko_response(codes,
time=t,
fake_input_units='M/S')
pr_sacpz = trace.PoleZeroResponse(*pz.read_sac_zpk(sacpz_fpath))
try:
pr_sacpz.zeros.remove(0.0j)
except ValueError:
pr_sacpz.poles.append(0.0j)
sxml_geofon_fpath = common.test_data_file('test1.stationxml')
sx_geofon = station.load_xml(filename=sxml_geofon_fpath)
pr_sx_geofon = sx_geofon.get_pyrocko_response(codes,
time=t,
fake_input_units='M/S')
sxml_iris_fpath = common.test_data_file('test2.stationxml')
sx_iris = station.load_xml(filename=sxml_iris_fpath)
pr_sx_iris = sx_iris.get_pyrocko_response(codes,
time=t,
fake_input_units='M/S')
freqs = num.logspace(num.log10(0.001), num.log10(1.0), num=1000)
tf_ref = pr_evresp.evaluate(freqs)
for pr in [
pr_sx_resp, pr_sx_sacpz, pr_sacpz, pr_sx_geofon, pr_sx_iris
]:
tf = pr.evaluate(freqs)
# plot_tfs(freqs, [tf_ref, tf])
assert cnumeqrel(tf_ref, tf, 0.01)
def test_conversions(self):
from pyrocko import model
from pyrocko.fdsn import station, resp, enhanced_sacpz
t = util.str_to_time('2014-01-01 00:00:00')
codes = 'GE', 'EIL', '', 'BHZ'
resp_fpath = common.test_data_file('test1.resp')
stations = [model.Station(
*codes[:3],
lat=29.669901,
lon=34.951199,
elevation=210.0,
depth=0.0)]
sx_resp = resp.make_stationxml(
stations, resp.iload_filename(resp_fpath))
pr_sx_resp = sx_resp.get_pyrocko_response(
codes, time=t, fake_input_units='M/S')
pr_evresp = trace.Evalresp(
resp_fpath, nslc_id=codes, target='vel', time=t)
sacpz_fpath = common.test_data_file('test1.sacpz')
sx_sacpz = enhanced_sacpz.make_stationxml(
enhanced_sacpz.iload_filename(sacpz_fpath))
pr_sx_sacpz = sx_sacpz.get_pyrocko_response(
codes, time=t, fake_input_units='M/S')
pr_sacpz = trace.PoleZeroResponse(*pz.read_sac_zpk(sacpz_fpath))
try:
pr_sacpz.zeros.remove(0.0j)
except ValueError:
pr_sacpz.poles.append(0.0j)
sxml_geofon_fpath = common.test_data_file('test1.stationxml')
sx_geofon = station.load_xml(filename=sxml_geofon_fpath)
pr_sx_geofon = sx_geofon.get_pyrocko_response(
codes, time=t, fake_input_units='M/S')
sxml_iris_fpath = common.test_data_file('test2.stationxml')
sx_iris = station.load_xml(filename=sxml_iris_fpath)
pr_sx_iris = sx_iris.get_pyrocko_response(
codes, time=t, fake_input_units='M/S')
freqs = num.logspace(num.log10(0.001), num.log10(1.0), num=1000)
tf_ref = pr_evresp.evaluate(freqs)
for pr in [pr_sx_resp, pr_sx_sacpz, pr_sacpz, pr_sx_geofon,
pr_sx_iris]:
tf = pr.evaluate(freqs)
# plot_tfs(freqs, [tf_ref, tf])
assert cnumeqrel(tf_ref, tf, 0.01)
def station(url=g_url, site=g_default_site, majorversion=1, parsed=True,
**kwargs):
url = fillurl(url, site, 'station', majorversion)
params = fix_params(kwargs)
if parsed:
from pyrocko.fdsn import station
format = params.get('format', 'xml')
if format == 'text':
if params.get('level', 'station') == 'channel':
return station.load_channel_table(
stream=_request(url, **params))
else:
raise InvalidRequest('if format="text" shall be parsed, '
'level="channel" is required')
elif format == 'xml':
assert params.get('format', 'xml') == 'xml'
return station.load_xml(stream=_request(url, **params))
else:
raise InvalidRequest('format must be "xml" or "text"')
else:
return _request(url, **params)
def test_read_samples(self):
ok = False
for fn in ['geeil.iris.xml', 'geeil.geofon.xml']:
fpath = common.test_data_file(fn)
x = fdsn_station.load_xml(filename=fpath)
for network in x.network_list:
assert network.code == 'GE'
for station in network.station_list:
assert station.code == 'EIL'
for channel in station.channel_list:
assert channel.code[:2] == 'BH'
for stage in channel.response.stage_list:
ok = True
assert ok
pstations = x.get_pyrocko_stations()
assert len(pstations) in (3, 4)
for s in x.get_pyrocko_stations():
assert len(s.get_channels()) == 3
assert len(
x.get_pyrocko_stations(time=stt('2010-01-15 10:00:00'))) == 1
new = fdsn_station.FDSNStationXML.from_pyrocko_stations(pstations)
assert len(new.get_pyrocko_stations()) in (3, 4)
for s in new.get_pyrocko_stations():
assert len(s.get_channels()) == 3
def add_stations(self,
stations=None,
pyrocko_stations_filename=None,
stationxml_filenames=None):
if stations is not None:
for station in stations:
self.stations[station.nsl()] = station
if pyrocko_stations_filename is not None:
logger.debug('loading stations from file %s' %
pyrocko_stations_filename)
for station in model.load_stations(pyrocko_stations_filename):
self.stations[station.nsl()] = station
if stationxml_filenames is not None and len(stationxml_filenames) > 0:
for stationxml_filename in stationxml_filenames:
logger.debug('loading stations from StationXML file %s' %
stationxml_filename)
sx = fs.load_xml(filename=stationxml_filename)
for station in sx.get_pyrocko_stations():
channels = station.get_channels()
if len(channels) == 1 and channels[0].name.endswith('Z'):
logger.warning(
'Station %s has vertical component'
' information only, adding mocked channels.' %
station.nsl_string())
station.add_channel(model.Channel('N'))
station.add_channel(model.Channel('E'))
self.stations[station.nsl()] = station
def add_responses(self, sacpz_dirname=None, stationxml_filenames=None):
if sacpz_dirname:
logger.debug('Loading SAC PZ responses from %s' % sacpz_dirname)
for x in enhanced_sacpz.iload_dirname(sacpz_dirname):
self.responses[x.codes].append(x)
if stationxml_filenames:
for stationxml_filename in stationxml_filenames:
logger.debug('Loading StationXML responses from %s' %
stationxml_filename)
self.responses_stationxml.append(
fs.load_xml(filename=stationxml_filename))
def add_stations(self,
stations=None,
pyrocko_stations_filename=None,
stationxml_filenames=None):
if stations is not None:
for station in stations:
self.stations[station.nsl()] = station
if pyrocko_stations_filename is not None:
logger.debug('Loading stations from file "%s"...' %
pyrocko_stations_filename)
for station in model.load_stations(pyrocko_stations_filename):
self.stations[station.nsl()] = station
if stationxml_filenames is not None and len(stationxml_filenames) > 0:
for stationxml_filename in stationxml_filenames:
if not op.exists(stationxml_filename):
continue
logger.debug('Loading stations from StationXML file "%s"...' %
stationxml_filename)
sx = fs.load_xml(filename=stationxml_filename)
ev = self.get_event()
stations = sx.get_pyrocko_stations(time=ev.time)
if len(stations) == 0:
logger.warning(
'No stations found for time %s in file "%s".' %
(util.time_to_str(ev.time), stationxml_filename))
for station in stations:
logger.debug('Adding station: %s.%s.%s' % station.nsl())
channels = station.get_channels()
if len(channels) == 1 and channels[0].name.endswith('Z'):
logger.warning(
'Station "%s" has vertical component'
' information only, adding mocked channels.' %
station.nsl_string())
station.add_channel(
model.Channel(channels[0].name[:-1] + 'N'))
station.add_channel(
model.Channel(channels[0].name[:-1] + 'E'))
self.stations[station.nsl()] = station
def gen_real_stations(tmin=util.stt('2014-01-01 16:10:00.000'),
tmax=util.stt('2014-01-01 16:39:59.000')):
stations = []
selection = [
('*', '*', '*', 'BH*', tmin, tmax),
]
request_response = ws.station(site='iris',
selection=selection,
level='response')
request_response.dump_xml(filename='stations.xml')
sx = fs.load_xml(filename='stations.xml')
for station in sx.get_pyrocko_stations():
stations.append(station)
return stations
def station(url=g_url,
site=g_default_site,
majorversion=1,
parsed=True,
selection=None,
**kwargs):
url = fillurl(url, site, 'station', majorversion)
params = fix_params(kwargs)
if selection:
l = []
for k, v in params.iteritems():
l.append('%s=%s' % (k, v))
for (network, station, location, channel, tmin, tmax) in selection:
if location == '':
location = '--'
l.append(' '.join((network, station, location, channel,
sdatetime(tmin), sdatetime(tmax))))
params = dict(post='\n'.join(l))
if parsed:
from pyrocko.fdsn import station
format = params.get('format', 'xml')
if format == 'text':
if params.get('level', 'station') == 'channel':
return station.load_channel_table(
stream=_request(url, **params))
else:
raise InvalidRequest('if format="text" shall be parsed, '
'level="channel" is required')
elif format == 'xml':
assert params.get('format', 'xml') == 'xml'
return station.load_xml(stream=_request(url, **params))
else:
raise InvalidRequest('format must be "xml" or "text"')
else:
return _request(url, **params)
def test_read_samples(self):
ok = False
for fn in ["geeil.iris.xml", "geeil.geofon.xml"]:
fpath = common.test_data_file(fn)
x = fdsn_station.load_xml(filename=fpath)
for network in x.network_list:
assert network.code == "GE"
for station in network.station_list:
assert station.code == "EIL"
for channel in station.channel_list:
assert channel.code[:2] == "BH"
for stage in channel.response.stage_list:
ok = True
assert ok
assert len(x.get_pyrocko_stations()) in (3, 4)
for s in x.get_pyrocko_stations():
assert len(s.get_channels()) == 3
assert len(x.get_pyrocko_stations(time=stt("2010-01-15 10:00:00"))) == 1
def station(url=g_url, site=g_default_site, majorversion=1, parsed=True,
selection=None, **kwargs):
url = fillurl(url, site, 'station', majorversion)
params = fix_params(kwargs)
if selection:
l = []
for k, v in params.iteritems():
l.append('%s=%s' % (k, v))
for (network, station, location, channel, tmin, tmax) in selection:
if location == '':
location = '--'
l.append(' '.join((network, station, location, channel,
sdatetime(tmin), sdatetime(tmax))))
params = dict(post='\n'.join(l))
if parsed:
from pyrocko.fdsn import station
format = params.get('format', 'xml')
if format == 'text':
if params.get('level', 'station') == 'channel':
return station.load_channel_table(
stream=_request(url, **params))
else:
raise InvalidRequest('if format="text" shall be parsed, '
'level="channel" is required')
elif format == 'xml':
assert params.get('format', 'xml') == 'xml'
return station.load_xml(stream=_request(url, **params))
else:
raise InvalidRequest('format must be "xml" or "text"')
else:
return _request(url, **params)
def load_response_information(filename,
format,
nslc_patterns=None,
fake_input_units=None):
from pyrocko import pz, trace
from pyrocko.fdsn import resp as fresp
resps = []
labels = []
if format == 'sacpz':
if fake_input_units is not None:
raise Exception(
'cannot guess true input units from plain SAC PZ files')
zeros, poles, constant = pz.read_sac_zpk(filename)
resp = trace.PoleZeroResponse(zeros=zeros,
poles=poles,
constant=constant)
resps.append(resp)
labels.append(filename)
elif format == 'resp':
for resp in list(fresp.iload_filename(filename)):
if nslc_patterns is not None and not util.match_nslc(
nslc_patterns, resp.codes):
continue
units = ''
if resp.response.instrument_sensitivity:
s = resp.response.instrument_sensitivity
if s.input_units and s.output_units:
units = ', %s -> %s' % (fake_input_units
or s.input_units.name,
s.output_units.name)
resps.append(
resp.response.get_pyrocko_response(
resp.codes, fake_input_units=fake_input_units))
labels.append('%s (%s.%s.%s.%s, %s - %s%s)' %
((filename, ) + resp.codes +
(tts(resp.start_date), tts(resp.end_date), units)))
elif format == 'stationxml':
from pyrocko.fdsn import station as fs
sx = fs.load_xml(filename=filename)
for network in sx.network_list:
for station in network.station_list:
for channel in station.channel_list:
nslc = (network.code, station.code, channel.location_code,
channel.code)
if nslc_patterns is not None and not util.match_nslc(
nslc_patterns, nslc):
continue
units = ''
if channel.response.instrument_sensitivity:
s = channel.response.instrument_sensitivity
if s.input_units and s.output_units:
units = ', %s -> %s' % (fake_input_units
or s.input_units.name,
s.output_units.name)
resps.append(
channel.response.get_pyrocko_response(
nslc, fake_input_units=fake_input_units))
labels.append('%s (%s.%s.%s.%s, %s - %s%s)' %
((filename, ) + nslc +
(tts(channel.start_date),
tts(channel.end_date), units)))
return resps, labels
def cached_load_stationxml(fn):
if fn not in g_sx_cache:
g_sx_cache[fn] = fs.load_xml(filename=fn)
return g_sx_cache[fn]
def main():
parser = OptionParser(
usage=usage,
description=description)
parser.add_option(
'--force',
dest='force',
action='store_true',
default=False,
help='allow recreation of output <directory>')
parser.add_option(
'--debug',
dest='debug',
action='store_true',
default=False,
help='print debugging information to stderr')
parser.add_option(
'--dry-run',
dest='dry_run',
action='store_true',
default=False,
help='show available stations/channels and exit '
'(do not download waveforms)')
parser.add_option(
'--continue',
dest='continue_',
action='store_true',
default=False,
help='continue download after a accident')
parser.add_option(
'--local-data',
dest='local_data',
action='append',
help='add file/directory with local data')
parser.add_option(
'--local-stations',
dest='local_stations',
action='append',
help='add local stations file')
parser.add_option(
'--local-responses-resp',
dest='local_responses_resp',
action='append',
help='add file/directory with local responses in RESP format')
parser.add_option(
'--local-responses-pz',
dest='local_responses_pz',
action='append',
help='add file/directory with local pole-zero responses')
parser.add_option(
'--local-responses-stationxml',
dest='local_responses_stationxml',
help='add file with local response information in StationXML format')
parser.add_option(
'--window',
dest='window',
default='full',
help='set time window to choose [full, p, "<time-start>,<time-end>"'
'] (time format is YYYY-MM-DD HH:MM:SS)')
parser.add_option(
'--out-components',
choices=['enu', 'rtu'],
dest='out_components',
default='rtu',
help='set output component orientations to radial-transverse-up [rtu] '
'(default) or east-north-up [enu]')
parser.add_option(
'--padding-factor',
type=float,
default=6.0,
dest='padding_factor',
help='extend time window on either side, in multiples of 1/<fmin_hz> '
'(default: 5)')
parser.add_option(
'--credentials',
dest='user_credentials',
action='append',
default=[],
metavar='SITE,USER,PASSWD',
help='user credentials for specific site to access restricted data '
'(this option can be repeated)')
parser.add_option(
'--token',
dest='auth_tokens',
metavar='SITE,FILENAME',
action='append',
default=[],
help='user authentication token for specific site to access '
'restricted data (this option can be repeated)')
parser.add_option(
'--sites',
dest='sites',
metavar='SITE1,SITE2,...',
default='geofon,iris',
help='sites to query (available: %s, default: "%%default"'
% ', '.join(g_sites_available))
parser.add_option(
'--band-codes',
dest='priority_band_code',
metavar='V,L,M,B,H,S,E,...',
default='B,H',
help='select and prioritize band codes (default: %default)')
parser.add_option(
'--instrument-codes',
dest='priority_instrument_code',
metavar='H,L,G,...',
default='H,L',
help='select and prioritize instrument codes (default: %default)')
parser.add_option(
'--radius-min',
dest='radius_min',
metavar='VALUE',
default=0.0,
type=float,
help='minimum radius [km]')
parser.add_option(
'--nstations-wanted',
dest='nstations_wanted',
metavar='N',
type=int,
help='number of stations to select initially')
parser.add_option(
'--magmin',
dest='magmin',
metavar='VALUE',
default=6.0,
type=float,
help='minimum magnitude of events')
parser.add_option(
'--minlen',
dest='minlen',
metavar='VALUE',
default=2100.0,
type=float,
help='minimum length of traces')
parser.add_option(
'--selection',
dest='selection_file',
action='append',
help='add local stations file')
(options, args) = parser.parse_args(sys.argv[1:])
magmin = options.magmin
minlen = options.minlen
if len(args) not in (9, 6, 5):
parser.print_help()
sys.exit(1)
if options.debug:
util.setup_logging(program_name, 'debug')
else:
util.setup_logging(program_name, 'info')
if options.local_responses_pz and options.local_responses_resp:
logger.critical('cannot use local responses in PZ and RESP '
'format at the same time')
sys.exit(1)
n_resp_opt = 0
for resp_opt in (
options.local_responses_pz,
options.local_responses_resp,
options.local_responses_stationxml):
if resp_opt:
n_resp_opt += 1
if n_resp_opt > 1:
logger.critical('can only handle local responses from either PZ or '
'RESP or StationXML. Cannot yet merge different '
'response formats.')
sys.exit(1)
if options.local_responses_resp and not options.local_stations:
logger.critical('--local-responses-resp can only be used '
'when --stations is also given.')
sys.exit(1)
try:
ename = ''
magnitude = None
mt = None
if len(args) == 10:
time = util.str_to_time(args[1] + ' ' + args[2])
lat = float(args[3])
lon = float(args[4])
depth = float(args[5]) * km
iarg = 6
elif len(args) == 7:
if args[2].find(':') == -1:
sname_or_date = None
lat = float(args[1])
lon = float(args[2])
event = None
time = None
else:
sname_or_date = args[1] + ' ' + args[2]
iarg = 2
elif len(args) == 6:
sname_or_date = args[1]
iarg = 2
if len(args) in (7, 6) and sname_or_date is not None:
events = get_events_by_name_or_date([sname_or_date],
catalog=geofon, magmin=magmin)
if len(events) == 0:
logger.critical('no event found')
sys.exit(1)
elif len(events) > 1:
logger.critical('more than one event found')
sys.exit(1)
event = events[0]
time = event.time
lat = event.lat
lon = event.lon
depth = event.depth
ename = event.name
magnitude = event.magnitude
mt = event.moment_tensor
radius = float(args[iarg])*km
fmin = float(args[iarg+1])
sample_rate = float(args[iarg+2])
eventname = args[iarg+3]
cwd = str(sys.argv[1])
event_dir = op.join('events', cwd, 'data')
output_dir = op.join(event_dir)
except:
raise
parser.print_help()
sys.exit(1)
if options.force and op.isdir(event_dir):
if not options.continue_:
shutil.rmtree(event_dir)
if op.exists(event_dir) and not options.continue_:
logger.critical(
'directory "%s" exists. Delete it first or use the --force option'
% event_dir)
sys.exit(1)
util.ensuredir(output_dir)
if time is not None:
event = model.Event(
time=time, lat=lat, lon=lon, depth=depth, name=ename,
magnitude=magnitude, moment_tensor=mt)
if options.window == 'full':
if event is None:
logger.critical('need event for --window=full')
sys.exit(1)
low_velocity = 1500.
timewindow = VelocityWindow(
low_velocity, tpad=options.padding_factor/fmin)
tmin, tmax = timewindow(time, radius, depth)
elif options.window == 'p':
if event is None:
logger.critical('need event for --window=p')
sys.exit(1)
phases = list(map(cake.PhaseDef, 'P p'.split()))
emod = cake.load_model()
tpad = options.padding_factor / fmin
timewindow = PhaseWindow(emod, phases, -tpad, tpad)
arrivaltimes = []
for dist in num.linspace(0, radius, 20):
try:
arrivaltimes.extend(timewindow(time, dist, depth))
except NoArrival:
pass
if not arrivaltimes:
logger.error('required phase arrival not found')
sys.exit(1)
tmin = min(arrivaltimes)
tmax = max(arrivaltimes)
else:
try:
stmin, stmax = options.window.split(',')
tmin = util.str_to_time(stmin.strip())
tmax = util.str_to_time(stmax.strip())
timewindow = FixedWindow(tmin, tmax)
except ValueError:
logger.critical('invalid argument to --window: "%s"'
% options.window)
sys.exit(1)
if event is not None:
event.name = eventname
tlen = tmax - tmin
tfade = tfade_factor / fmin
tpad = tfade
tmin -= tpad+1000.
tmax += tpad+1000.
tinc = None
priority_band_code = options.priority_band_code.split(',')
for s in priority_band_code:
if len(s) != 1:
logger.critical('invalid band code: %s' % s)
priority_instrument_code = options.priority_instrument_code.split(',')
for s in priority_instrument_code:
if len(s) != 1:
logger.critical('invalid instrument code: %s' % s)
station_query_conf = dict(
latitude=lat,
longitude=lon,
minradius=options.radius_min*km*cake.m2d,
maxradius=radius*cake.m2d,
channel=','.join('?%s?' % s for s in priority_band_code))
target_sample_rate = sample_rate
fmax = target_sample_rate
# target_sample_rate = None
# priority_band_code = ['H', 'B', 'M', 'L', 'V', 'E', 'S']
priority_units = ['M/S', 'M', 'M/S**2']
output_units = 'M'
sites = [x.strip() for x in options.sites.split(',') if x.strip()]
for site in sites:
if site not in g_sites_available:
logger.critical('unknown FDSN site: %s' % site)
sys.exit(1)
for s in options.user_credentials:
try:
site, user, passwd = s.split(',')
g_user_credentials[site] = user, passwd
except ValueError:
logger.critical('invalid format for user credentials: "%s"' % s)
sys.exit(1)
for s in options.auth_tokens:
try:
site, token_filename = s.split(',')
with open(token_filename, 'r') as f:
g_auth_tokens[site] = f.read()
except (ValueError, OSError, IOError):
logger.critical('cannot get token from file: %s' % token_filename)
sys.exit(1)
fn_template0 = \
'data_%(network)s.%(station)s.%(location)s.%(channel)s_%(tmin)s.mseed'
fn_template_raw = op.join(output_dir, 'raw', fn_template0)
fn_stations_raw = op.join(output_dir, 'stations.txt')
fn_template_rest = op.join(output_dir, 'rest', fn_template0)
fn_commandline = op.join(output_dir, 'palantiriown.command')
ftap = (ffade_factors[0]*fmin, fmin, fmax, ffade_factors[1]*fmax)
# chapter 1: download
sxs = []
for site in sites:
try:
extra_args = {
'iris': dict(matchtimeseries=True),
}.get(site, {})
extra_args.update(station_query_conf)
if site == 'geonet':
extra_args.update(
starttime=tmin,
endtime=tmax)
else:
extra_args.update(
startbefore=tmax,
endafter=tmin,
includerestricted=(
site in g_user_credentials or site in g_auth_tokens))
logger.info('downloading channel information (%s)' % site)
sx = ws.station(
site=site,
format='text',
level='channel',
**extra_args)
except ws.EmptyResult:
logger.error('No stations matching given criteria.')
sx = None
sxs.append(sx)
if all(sx is None for sx in sxs) and not options.local_data:
sys.exit(1)
nsl_to_sites = defaultdict(list)
nsl_to_station = {}
if options.selection_file:
logger.info('using stations from stations file!')
stations = []
for fn in options.selection_file:
stations.extend(model.load_stations(fn))
nsls_selected = set(s.nsl() for s in stations)
else:
nsls_selected = None
for sx, site in zip(sxs, sites):
site_stations = sx.get_pyrocko_stations()
for s in site_stations:
nsl = s.nsl()
nsl_to_sites[nsl].append(site)
if nsl not in nsl_to_station:
if nsls_selected:
if nsl in nsls_selected:
nsl_to_station[nsl] = s
else:
nsl_to_station[nsl] = s # using first site with this station
logger.info('number of stations found: %i' % len(nsl_to_station))
# station weeding
nsls_selected = None
if options.nstations_wanted:
stations_all = [
nsl_to_station[nsl_] for nsl_ in sorted(nsl_to_station.keys())]
for s in stations_all:
s.set_event_relative_data(event)
stations_selected = weeding.weed_stations(
stations_all, options.nstations_wanted)[0]
nsls_selected = set(s.nsl() for s in stations_selected)
logger.info('number of stations selected: %i' % len(nsls_selected))
if tinc is None:
tinc = 3600.
have_data = set()
if options.continue_:
fns = glob.glob(fn_template_raw % starfill())
p = pile.make_pile(fns)
else:
fns = []
have_data_site = {}
could_have_data_site = {}
for site in sites:
have_data_site[site] = set()
could_have_data_site[site] = set()
available_through = defaultdict(set)
it = 0
nt = int(math.ceil((tmax - tmin) / tinc))
for it in range(nt):
tmin_win = tmin + it * tinc
tmax_win = min(tmin + (it + 1) * tinc, tmax)
logger.info('time window %i/%i (%s - %s)' % (it+1, nt,
util.tts(tmin_win),
util.tts(tmax_win)))
have_data_this_window = set()
if options.continue_:
trs_avail = p.all(tmin=tmin_win, tmax=tmax_win, load_data=False)
for tr in trs_avail:
have_data_this_window.add(tr.nslc_id)
for site, sx in zip(sites, sxs):
if sx is None:
continue
selection = []
channels = sx.choose_channels(
target_sample_rate=target_sample_rate,
priority_band_code=priority_band_code,
priority_units=priority_units,
priority_instrument_code=priority_instrument_code,
timespan=(tmin_win, tmax_win))
for nslc in sorted(channels.keys()):
if nsls_selected is not None and nslc[:3] not in nsls_selected:
continue
could_have_data_site[site].add(nslc)
if nslc not in have_data_this_window:
channel = channels[nslc]
if event:
lat_, lon_ = event.lat, event.lon
else:
lat_, lon_ = lat, lon
dist = orthodrome.distance_accurate50m_numpy(
lat_, lon_,
channel.latitude.value, channel.longitude.value)
if event:
depth_ = event.depth
time_ = event.time
else:
depth_ = None
time_ = None
try:
tmin_, tmax_ = timewindow(time_, dist, depth_)
tmin_this = tmin_ - tpad
tmax_this = tmax_ + tpad
tmin_req = max(tmin_win, tmin_this)
tmax_req = min(tmax_win, tmax_this)
if channel.sample_rate:
deltat = 1.0 / channel.sample_rate.value
else:
deltat = 1.0
if tmin_req < tmax_req:
# extend time window by some samples because otherwise
# sometimes gaps are produced
selection.append(
nslc + (
tmin_req-deltat*10.0,
tmax_req+deltat*10.0))
except:
pass
if options.dry_run:
for (net, sta, loc, cha, tmin, tmax) in selection:
available_through[net, sta, loc, cha].add(site)
else:
neach = 100
i = 0
nbatches = ((len(selection)-1) // neach) + 1
while i < len(selection):
selection_now = selection[i:i+neach]
f = tempfile.NamedTemporaryFile()
try:
sbatch = ''
if nbatches > 1:
sbatch = ' (batch %i/%i)' % (
(i//neach) + 1, nbatches)
logger.info('downloading data (%s)%s' % (site, sbatch))
data = ws.dataselect(
site=site, selection=selection_now,
**get_user_credentials(site))
while True:
buf = data.read(1024)
if not buf:
break
f.write(buf)
f.flush()
trs = io.load(f.name)
for tr in trs:
try:
tr.chop(tmin_win, tmax_win)
have_data.add(tr.nslc_id)
have_data_site[site].add(tr.nslc_id)
except trace.NoData:
pass
fns2 = io.save(trs, fn_template_raw)
for fn in fns2:
if fn in fns:
logger.warn('overwriting file %s', fn)
fns.extend(fns2)
except ws.EmptyResult:
pass
except HTTPError:
logger.warn(
'an error occurred while downloading data '
'for channels \n %s' % '\n '.join(
'.'.join(x[:4]) for x in selection_now))
f.close()
i += neach
if options.dry_run:
nslcs = sorted(available_through.keys())
all_channels = defaultdict(set)
all_stations = defaultdict(set)
def plural_s(x):
return '' if x == 1 else 's'
for nslc in nslcs:
sites = tuple(sorted(available_through[nslc]))
logger.info('selected: %s.%s.%s.%s from site%s %s' % (
nslc + (plural_s(len(sites)), '+'.join(sites))))
all_channels[sites].add(nslc)
all_stations[sites].add(nslc[:3])
nchannels_all = 0
nstations_all = 0
for sites in sorted(
all_channels.keys(),
key=lambda sites: (-len(sites), sites)):
nchannels = len(all_channels[sites])
nstations = len(all_stations[sites])
nchannels_all += nchannels
nstations_all += nstations
logger.info(
'selected (%s): %i channel%s (%i station%s)' % (
'+'.join(sites),
nchannels,
plural_s(nchannels),
nstations,
plural_s(nstations)))
logger.info(
'selected total: %i channel%s (%i station%s)' % (
nchannels_all,
plural_s(nchannels_all),
nstations_all,
plural_s(nstations_all)))
logger.info('dry run done.')
sys.exit(0)
for nslc in have_data:
# if we are in continue mode, we have to guess where the data came from
if not any(nslc in have_data_site[site] for site in sites):
for site in sites:
if nslc in could_have_data_site[site]:
have_data_site[site].add(nslc)
sxs = {}
for site in sites:
selection = []
for nslc in sorted(have_data_site[site]):
selection.append(nslc + (tmin-tpad, tmax+tpad))
if selection:
logger.info('downloading response information (%s)' % site)
sxs[site] = ws.station(
site=site, level='response', selection=selection)
sxs[site].dump_xml(
filename=op.join(output_dir, 'stations.%s.xml' % site))
# chapter 1.5: inject local data
if options.local_data:
have_data_site['local'] = set()
plocal = pile.make_pile(options.local_data, fileformat='detect')
for traces in plocal.chopper_grouped(
gather=lambda tr: tr.nslc_id,
tmin=tmin,
tmax=tmax,
tinc=tinc):
for tr in traces:
if tr.nslc_id not in have_data:
fns.extend(io.save(traces, fn_template_raw))
have_data_site['local'].add(tr.nslc_id)
have_data.add(tr.nslc_id)
sites.append('local')
if options.local_responses_pz:
sxs['local'] = epz.make_stationxml(
epz.iload(options.local_responses_pz))
if options.local_responses_resp:
local_stations = []
for fn in options.local_stations:
local_stations.extend(
model.load_stations(fn))
sxs['local'] = resp.make_stationxml(
local_stations, resp.iload(options.local_responses_resp))
if options.local_responses_stationxml:
sxs['local'] = station.load_xml(
filename=options.local_responses_stationxml)
# chapter 1.6: dump raw data stations file
#nsl_to_station = {}
for site in sites:
if site in sxs:
stations = sxs[site].get_pyrocko_stations(timespan=(tmin, tmax))
for s in stations:
nsl = s.nsl()
if nsl not in nsl_to_station:
nsl_to_station[nsl] = s
stations = [
nsl_to_station[nsl_] for nsl_ in sorted(nsl_to_station.keys())]
util.ensuredirs(fn_stations_raw)
model.dump_stations(stations, fn_stations_raw)
dump_commandline(sys.argv, fn_commandline)
# chapter 2: restitution
if not fns:
logger.error('no data available')
sys.exit(1)
p = pile.make_pile(fns, show_progress=False)
p.get_deltatmin()
otinc = None
if otinc is None:
otinc = nice_seconds_floor(p.get_deltatmin() * 500000.)
otinc = 3600.
otmin = math.floor(p.tmin / otinc) * otinc
otmax = math.ceil(p.tmax / otinc) * otinc
otpad = tpad*2
fns = []
rest_traces_b = []
win_b = None
for traces_a in p.chopper_grouped(
gather=lambda tr: tr.nslc_id,
tmin=otmin,
tmax=otmax,
tinc=otinc,
tpad=otpad):
rest_traces_a = []
win_a = None
for tr in traces_a:
win_a = tr.wmin, tr.wmax
if win_b and win_b[0] >= win_a[0]:
fns.extend(cut_n_dump(rest_traces_b, win_b, fn_template_rest))
rest_traces_b = []
win_b = None
response = None
failure = []
for site in sites:
try:
if site not in sxs:
continue
response = sxs[site].get_pyrocko_response(
tr.nslc_id,
timespan=(tr.tmin, tr.tmax),
fake_input_units=output_units)
break
except station.NoResponseInformation:
failure.append('%s: no response information' % site)
except station.MultipleResponseInformation:
failure.append('%s: multiple response information' % site)
if response is None:
failure = ', '.join(failure)
else:
failure = ''
try:
rest_tr = tr.transfer(tfade, ftap, response, invert=True)
rest_traces_a.append(rest_tr)
except (trace.TraceTooShort, trace.NoData, trace.InfiniteResponse):
failure = 'trace too short'
if failure:
logger.warn('failed to restitute trace %s.%s.%s.%s (%s)' %
(tr.nslc_id + (failure,)))
if rest_traces_b:
try:
rest_traces = trace.degapper(rest_traces_b + rest_traces_a,
deoverlap='crossfade_cos')
fns.extend(cut_n_dump(rest_traces, win_b, fn_template_rest))
rest_traces_a = []
if win_a:
for tr in rest_traces:
try:
rest_traces_a.append(
tr.chop(win_a[0], win_a[1]+otpad,
inplace=False))
except trace.NoData:
pass
except:
pass
rest_traces_b = rest_traces_a
win_b = win_a
fns.extend(cut_n_dump(rest_traces_b, win_b, fn_template_rest))
# chapter 3: rotated restituted traces for inspection
if not event:
sys.exit(0)
fn_template1 = \
'DISPL.%(network)s.%(station)s.%(location)s.%(channel)s'
fn_waveforms = op.join(output_dir, 'prepared', fn_template1)
fn_stations_prep = op.join(output_dir, 'stations_disp.txt')
fn_event = op.join(event_dir, 'event.txt')
nsl_to_station = {}
for site in sites:
if site in sxs:
stations = sxs[site].get_pyrocko_stations(timespan=(tmin, tmax))
for s in stations:
nsl = s.nsl()
if nsl not in nsl_to_station:
nsl_to_station[nsl] = s
p = pile.make_pile(fns, show_progress=False)
deltat = None
if sample_rate is not None:
deltat = 1.0 / sample_rate
used_stations = []
for nsl, s in nsl_to_station.items():
s.set_event_relative_data(event)
traces = p.all(trace_selector=lambda tr: tr.nslc_id[:3] == nsl)
traces = trace.degapper(traces, maxgap=50, maxlap=50)
keep = []
for tr in traces:
if deltat is not None:
try:
tr.downsample_to(deltat, snap=True, allow_upsample_max=5)
keep.append(tr)
except util.UnavailableDecimation as e:
logger.warn('Cannot downsample %s.%s.%s.%s: %s'
% (tr.nslc_id + (e,)))
continue
if options.out_components == 'rtu':
pios = s.guess_projections_to_rtu(out_channels=('R', 'T', 'Z'))
elif options.out_components == 'enu':
pios = s.guess_projections_to_enu(out_channels=('E', 'N', 'Z'))
else:
assert False
trss = []
for (proj, in_channels, out_channels) in pios:
proc = trace.project(traces, proj, in_channels, out_channels)
for tr in proc:
for ch in out_channels:
if ch.name == tr.channel:
s.add_channel(ch)
trss.append(tr)
if proc:
if tr.tmax - tr.tmin >= minlen:
io.save(proc, fn_waveforms)
used_stations.append(s)
gaps = []
prep_stations = list(used_stations)
prep_stations_one = []
cluster_stations_one = []
prep_stations_cluster = prep_stations.copy()
for st in prep_stations:
for channel in ['BHE', 'BHN', 'BHZ', 'BH1', 'BH2']:
try:
st.remove_channel_by_name(channel)
except:
pass
prep_stations_one.append(st)
for st in prep_stations_cluster:
for channel in ['R', 'T']:
try:
st.remove_channel_by_name(channel)
except:
pass
cluster_stations_one.append(st)
util.ensuredirs(fn_stations_prep)
model.dump_events([event], fn_event)
from subprocess import call
script = "cat"+" "+ output_dir+"/rest/*.mseed" +"> "+ output_dir+"/traces.mseed"
call(script, shell=True)
script = "cat"+" "+ output_dir+"/prepared/*..*" +"> "+ output_dir+"/traces_rotated.mseed"
call(script, shell=True)
traces = io.load(output_dir+"/traces_rotated.mseed")
for tr in traces:
tr.ydata = num.diff(tr.ydata)
io.save(traces, output_dir+"/traces_velocity.mseed")
cluster_stations_ones = []
for st in cluster_stations_one:
add = 0
for tr in traces:
if st.station == tr.station:
add = 1
for stx in cluster_stations_ones:
if stx.station == st.station:
add = 0
if add == 1:
cluster_stations_ones.append(st)
prep_stations_ones = []
for st in prep_stations_one:
add = 0
for tr in traces:
if st.station == tr.station:
add = 1
for stx in prep_stations_ones:
if stx.station == st.station:
add = 0
if add == 1:
prep_stations_ones.append(st)
gaps = []
remove = []
for tr in traces:
for st in cluster_stations_ones:
for channel in st.channels:
if tr.station == st.station and tr.location == st.location and channel.name == tr.channel and tr.location == st.location and tr.network == st.network:
gaps.append(st.station)
remove = [x for x in gaps if gaps.count(x) > 1]
for re in remove:
for st in cluster_stations_ones:
if st.station == re:
try:
cluster_stations_ones.remove(st)
except Exception:
pass
gaps = []
remove = []
for tr in traces:
for st in prep_stations_ones:
for channel in st.channels:
if tr.station == st.station and tr.location == st.location and channel.name == tr.channel and tr.location == st.location and tr.network == st.network:
gaps.append(st.station)
remove = [x for x in gaps if gaps.count(x) > 1]
for re in remove:
for st in prep_stations_ones:
if st.station == re:
try:
prep_stations_ones.remove(st)
except Exception:
pass
fn_stations_cluster = op.join(output_dir, 'stations_cluster.txt')
model.dump_stations(prep_stations_ones, fn_stations_prep)
model.dump_stations(cluster_stations_ones, fn_stations_cluster)
logger.info('prepared waveforms from %i stations' % len(stations))
def test_read_big(self):
for site in ['iris']:
fpath = common.test_data_file('%s_1014-01-01_all.xml' % site)
fdsn_station.load_xml(filename=fpath)
sites.append('local')
if options.local_responses_pz:
sxs['local'] = epz.make_stationxml(
epz.iload(options.local_responses_pz))
if options.local_responses_resp:
local_stations = []
for fn in options.local_stations:
local_stations.extend(model.load_stations(fn))
sxs['local'] = resp.make_stationxml(
local_stations, resp.iload(options.local_responses_resp))
if options.local_responses_stationxml:
sxs['local'] = station.load_xml(
filename=options.local_responses_stationxml)
# chapter 1.6: dump raw data stations file
nsl_to_station = {}
for site in sites:
if site in sxs:
stations = sxs[site].get_pyrocko_stations(timespan=(tmin, tmax))
for s in stations:
nsl = s.nsl()
if nsl not in nsl_to_station:
nsl_to_station[nsl] = s
stations = [nsl_to_station[nsl_] for nsl_ in sorted(nsl_to_station.keys())]
util.ensuredirs(fn_stations_raw)
def test_read_big(self):
for site in ['iris']:
fpath = common.test_data_file('%s_1014-01-01_all.xml' % site)
fdsn_station.load_xml(filename=fpath)
def snuffler_from_commandline(args=sys.argv):
usage = '''usage: %prog [options] waveforms ...'''
parser = OptionParser(usage=usage)
parser.add_option(
'--format',
dest='format',
default='detect',
choices=pyrocko.io.allowed_formats('load'),
help='assume input files are of given FORMAT. Choices: %s'
% pyrocko.io.allowed_formats('load', 'cli_help', 'detect'))
parser.add_option(
'--pattern',
dest='regex',
metavar='REGEX',
help='only include files whose paths match REGEX')
parser.add_option(
'--stations',
dest='station_fns',
action='append',
default=[],
metavar='STATIONS',
help='read station information from file STATIONS')
parser.add_option(
'--stationxml',
dest='stationxml_fns',
action='append',
default=[],
metavar='STATIONSXML',
help='read station information from XML file STATIONSXML')
parser.add_option(
'--event', '--events',
dest='event_fns',
action='append',
default=[],
metavar='EVENT',
help='read event information from file EVENT')
parser.add_option(
'--markers',
dest='marker_fns',
action='append',
default=[],
metavar='MARKERS',
help='read marker information file MARKERS')
parser.add_option(
'--follow',
type='float',
dest='follow',
metavar='N',
help='follow real time with a window of N seconds')
parser.add_option(
'--cache',
dest='cache_dir',
default=pyrocko.config.config().cache_dir,
metavar='DIR',
help='use directory DIR to cache trace metadata '
'(default=\'%default\')')
parser.add_option(
'--force-cache',
dest='force_cache',
action='store_true',
default=False,
help='use the cache even when trace attribute spoofing is active '
'(may have silly consequences)')
parser.add_option(
'--store-path',
dest='store_path',
metavar='PATH_TEMPLATE',
help='store data received through streams to PATH_TEMPLATE')
parser.add_option(
'--store-interval',
type='float',
dest='store_interval',
default=600,
metavar='N',
help='dump stream data to file every N seconds [default: %default]')
parser.add_option(
'--ntracks',
type='int',
dest='ntracks',
default=24,
metavar='N',
help='initially use N waveform tracks in viewer [default: %default]')
parser.add_option(
'--opengl',
dest='opengl',
action='store_true',
default=False,
help='use OpenGL for drawing')
parser.add_option(
'--debug',
dest='debug',
action='store_true',
default=False,
help='print debugging information to stderr')
options, args = parser.parse_args(list(args[1:]))
if options.debug:
pyrocko.util.setup_logging('snuffler', 'debug')
else:
pyrocko.util.setup_logging('snuffler', 'warning')
pile = pyrocko.pile.Pile()
stations = []
for stations_fn in options.station_fns:
stations.extend(pyrocko.model.load_stations(stations_fn))
for stationxml_fn in options.stationxml_fns:
stations.extend(
fdsn_station.load_xml(
filename=stationxml_fn).get_pyrocko_stations())
events = []
for event_fn in options.event_fns:
events.extend(pyrocko.model.Event.load_catalog(event_fn))
markers = []
for marker_fn in options.marker_fns:
markers.extend(pyrocko.pile_viewer.Marker.load_markers(marker_fn))
return snuffle(
pile,
stations=stations,
events=events,
markers=markers,
ntracks=options.ntracks,
follow=options.follow,
controls=True,
opengl=options.opengl,
paths=args,
cache_dir=options.cache_dir,
regex=options.regex,
format=options.format,
force_cache=options.force_cache,
store_path=options.store_path,
store_interval=options.store_interval)
def load_response_information(
filename, format, nslc_patterns=None, fake_input_units=None):
from pyrocko import pz, trace
from pyrocko.io import resp as fresp
resps = []
labels = []
if format == 'sacpz':
if fake_input_units is not None:
raise Exception(
'cannot guess true input units from plain SAC PZ files')
zeros, poles, constant = pz.read_sac_zpk(filename)
resp = trace.PoleZeroResponse(
zeros=zeros, poles=poles, constant=constant)
resps.append(resp)
labels.append(filename)
elif format == 'pf':
if fake_input_units is not None:
raise Exception(
'cannot guess true input units from plain response files')
resp = guts.load(filename=filename)
resps.append(resp)
labels.append(filename)
elif format == 'resp':
for resp in list(fresp.iload_filename(filename)):
if nslc_patterns is not None and not util.match_nslc(
nslc_patterns, resp.codes):
continue
units = ''
if resp.response.instrument_sensitivity:
s = resp.response.instrument_sensitivity
if s.input_units and s.output_units:
units = ', %s -> %s' % (
fake_input_units or s.input_units.name,
s.output_units.name)
resps.append(resp.response.get_pyrocko_response(
resp.codes, fake_input_units=fake_input_units))
labels.append('%s (%s.%s.%s.%s, %s - %s%s)' % (
(filename, ) + resp.codes +
(tts(resp.start_date), tts(resp.end_date), units)))
elif format == 'stationxml':
from pyrocko.fdsn import station as fs
sx = fs.load_xml(filename=filename)
for network in sx.network_list:
for station in network.station_list:
for channel in station.channel_list:
nslc = (
network.code,
station.code,
channel.location_code,
channel.code)
if nslc_patterns is not None and not util.match_nslc(
nslc_patterns, nslc):
continue
if not channel.response:
logger.warn(
'no response for channel %s.%s.%s.%s given.'
% nslc)
continue
units = ''
if channel.response.instrument_sensitivity:
s = channel.response.instrument_sensitivity
if s.input_units and s.output_units:
units = ', %s -> %s' % (
fake_input_units or s.input_units.name,
s.output_units.name)
resps.append(channel.response.get_pyrocko_response(
nslc, fake_input_units=fake_input_units))
labels.append(
'%s (%s.%s.%s.%s, %s - %s%s)' % (
(filename, ) + nslc +
(tts(channel.start_date),
tts(channel.end_date),
units)))
return resps, labels