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Commit b24dc1ca authored by Sebastian Heimann's avatar Sebastian Heimann
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initial import

parent 7a950f6f
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#!/usr/bin/env python
import sys
import logging
from optparse import OptionParser
from pyrocko import util
import lassie
logger = logging.getLogger('main')
def d2u(d):
if isinstance(d, dict):
return dict((k.replace('-', '_'), v) for (k, v) in d.iteritems())
else:
return d.replace('-', '_')
subcommand_descriptions = {
'init': 'create initial configuration file',
'scan': 'detect seismic events',
'map-geometry': 'make station map'
}
subcommand_usages = {
'init': 'init',
'scan': 'scan [options]',
'map-geometry': 'map-geometry <configfile> [options]',
}
subcommands = subcommand_descriptions.keys()
program_name = 'lassie'
usage_tdata = d2u(subcommand_descriptions)
usage_tdata['program_name'] = program_name
usage = program_name + ''' <subcommand> [options] [--] <arguments> ...
Subcommands:
init %(init)s
scan %(scan)s
map-geometry %(map_geometry)s
To get further help and a list of available options for any subcommand run:
%(program_name)s <subcommand> --help
''' % usage_tdata
def add_common_options(parser):
parser.add_option(
'--loglevel',
action='store',
dest='loglevel',
type='choice',
choices=('critical', 'error', 'warning', 'info', 'debug'),
default='info',
help ='set logger level to '
'"critical", "error", "warning", "info", or "debug". '
'Default is "%default".')
def process_common_options(options):
util.setup_logging(program_name, options.loglevel)
def cl_parse(command, args, setup=None):
usage = subcommand_usages[command]
descr = subcommand_descriptions[command]
if isinstance(usage, basestring):
usage = [usage]
susage = '%s %s' % (program_name, usage[0])
for s in usage[1:]:
susage += '\n%s%s %s' % (' '*7, program_name, s)
parser = OptionParser(
usage=susage,
description=descr[0].upper() + descr[1:] + '.')
if setup:
setup(parser)
add_common_options(parser)
(options, args) = parser.parse_args(args)
process_common_options(options)
return parser, options, args
def die(message, err=''):
if err:
sys.exit('%s: error: %s \n %s' % (program_name, message, err))
else:
sys.exit('%s: error: %s' % (program_name, message))
def help_and_die(parser, message):
parser.print_help(sys.stderr)
sys.stderr.write('\n')
die(message)
def escape(s):
return s.replace("'", "\\'")
def command_init(args):
def setup(parser):
parser.add_option(
'--stations', dest='stations_path',
help='stations file')
parser, options, args = cl_parse('init', args, setup=setup)
if args:
data_path = '\n'.join("- '%s'" % escape(x) for x in args)
else:
data_path = "- 'DATA'"
if options.stations_path:
stations_path = options.stations_path
else:
stations_path = 'STATIONS_PATH'
print '''%%YAML 1.1
--- !lassie.Config
## Configuration file for Lassie, your friendly earthquake detector
##
## Receiver coordinates can be read from a stations file in Pyrocko format:
stations_path: '%(stations_path)s'
## Receivers can also be listed in the config file, lat/lon and carthesian
## (x/y/z) = (North/East/Down) coordinates are supported and may be combined
## (interpreted as reference + offset). Omitted values are treated as zero.
# receivers:
# - !lassie.Receiver
# codes: ['', 'ACC13', '']
# lat: 10.
# lon: 12.
# x: 2397.56
# y: 7331.94
# z: -404.1
## List of data directories. Lassie will recurse into subdirectories to find
## all contained waveform files.
data_paths:
%(data_path)s
## Processing time interval (default: use time interval of available data)
# tmin: '2016-02-05 16:00:00'
# tmax: '2016-02-05 17:40:00'
## Search grid, if not given here, a default grid will be chosen
# grid:
# !coarse.Carthesian3DGrid
# lat: 10.
# lon: 12.
# xmin: 2360.0
# xmax: 2450.0
# ymin: 7270.0
# ymax: 7360.0
# zmin: -415.0
# zmax: -400.0
# dx: 2.0
# dy: 2.0
# dz: 2.0
## Size factor to use when automatically choosing a grid size
autogrid_radius_factor: 1.5
## Grid density factor used when automatically choosing a grid
autogrid_density_factor: 10.0
## Image function contributions
ifcs:
- !lassie.WavePacketIFC
name: 'P'
weight: 1.0
fmin: 1.0
fmax: 50.0
fsmooth_factor: 0.1
shifter: !lassie.VelocityShifter
velocity: 3600.
- !lassie.WavePacketIFC
name: 'S'
weight: 1.0
fmin: 1.0
fmax: 10.0
fsmooth_factor: 0.1
shifter: !lassie.VelocityShifter
velocity: 2500.
## Whether to divide image function frames by their mean value
sharpness_normalization: true
## Threshold on detector function
detector_threshold: 200.0
## Output filename for detections
detections_path: 'detections.txt'
''' % dict(
stations_path=stations_path,
data_path=data_path)
def command_scan(args):
def setup(parser):
parser.add_option(
'--force', dest='force', action='store_true',
help='overwrite existing files')
parser.add_option(
'--show-detections', dest='show_detections', action='store_true',
help='show plot for every detection found')
parser.add_option(
'--show-movie', dest='show_movie', action='store_true',
help='show movie when showing detections')
parser.add_option(
'--stop-after-first', dest='stop_after_first', action='store_true',
help='show plot for every detection found')
parser, options, args = cl_parse('scan', args, setup=setup)
if len(args) != 1:
help_and_die(parser, 'missing argument')
config_path = args[0]
config = lassie.read_config(config_path)
print config
try:
lassie.scan(
config,
force=options.force,
show_detections=options.show_detections,
show_movie=options.show_movie,
stop_after_first=options.stop_after_first)
except lassie.LassieError, e:
die(str(e))
def command_map_geometry(args):
parser, options, args = cl_parse('map-geometry', args)
if len(args) != 2:
help_and_die(parser, 'missing arguments')
config_path = args[0]
output_path = args[1]
config = lassie.read_config(config_path)
lassie.map_geometry(config, output_path)
if __name__ == '__main__':
usage_sub = 'fomosto %s [options]'
if len(sys.argv) < 2:
sys.exit('Usage: %s' % usage)
args = list(sys.argv)
args.pop(0)
command = args.pop(0)
if command in subcommands:
globals()['command_' + d2u(command)](args)
elif command in ('--help', '-h', 'help'):
if command == 'help' and args:
acommand = args[0]
if acommand in subcommands:
globals()['command_' + acommand](['--help'])
sys.exit('Usage: %s' % usage)
else:
die('no such subcommand: %s' % command)
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setup.py 0 → 100644
View file @ b24dc1ca
#!/usr/bin/env python
from distutils.core import setup
setup(
name='lassie',
packages=['lassie'],
package_dir={'lassie': 'src'},
scripts=['apps/lassie'],
package_data={'lassie': []})
src/__init__.py 0 → 100644
View file @ b24dc1ca
from lassie.common import * # noqa
from lassie.receiver import * # noqa
from lassie.grid import * # noqa
from lassie.shifter import * # noqa
from lassie.ifc import * # noqa
from lassie.core import * # noqa
from lassie.plot import * # noqa
from lassie.config import * # noqa
src/common.py 0 → 100644
View file @ b24dc1ca
from collections import defaultdict
guts_prefix = 'lassie'
class LassieError(Exception):
pass
def grouped_by(l, key):
d = defaultdict(list)
for x in l:
d[key(x)].append(x)
return d
__all__ = [
'LassieError',
]
src/config.py 0 → 100644
View file @ b24dc1ca
import logging
from pyrocko.guts import Object, String, Float, Timestamp, List, Bool, load
from pyrocko import model
from lassie import receiver, ifc, grid, geo
guts_prefix = 'lassie'
logger = logging.getLogger('lassie.config')
class Config(Object):
stations_path = String.T(
optional=True,
help='stations file in Pyrocko format')
receivers = List.T(
receiver.Receiver.T(),
help='receiver coordinates if not read from file')
data_paths = List.T(
String.T(),
help='list of directories paths to search for data')
blacklist = List.T(
String.T(),
help='codes in the form NET.STA.LOC of receivers to be excluded')
tmin = Timestamp.T(
optional=True,
help='beginning of time interval to be processed')
tmax = Timestamp.T(
optional=True,
help='end of time interval to be processed')
detections_path = String.T(
optional=True,
help='output file name for for detections')
grid = grid.Grid.T(
optional=True,
help='definition of search grid, if not given, a default grid is '
'chosen')
autogrid_radius_factor = Float.T(
default=1.5,
help='size factor to use when automatically choosing a grid size')
autogrid_density_factor = Float.T(
default=10.0,
help='grid density factor used when automatically choosing a grid '
'spacing')
ifcs = List.T(
ifc.IFC.T(),
help='image function contributions')
sharpness_normalization = Bool.T(
default=True,
help='whether to divide image function frames by their mean value')
detector_threshold = Float.T(
default=200.,
help='threshold on detector function')
def __init__(self, *args, **kwargs):
Object.__init__(self, *args, **kwargs)
self._receivers = None
self._grid = None
def get_receivers(self):
'''Aggregate receivers from different sources.'''
if self._receivers is None:
self._receivers = list(self.receivers)
if self.stations_path:
for station in model.load_stations(self.stations_path):
self._receivers.append(
receiver.Receiver(
codes=station.nsl(),
lat=station.lat,
lon=station.lon))
return self._receivers
def get_grid(self):
'''Get grid or make default grid.'''
if self._grid is None:
if not self.grid:
receivers = self.get_receivers()
fsmooth_max = max(
ifc.get_fsmooth() for ifc in self.ifcs)
vmin = min(ifc.shifter.get_vmin() for ifc in self.ifcs)
spacing = vmin / fsmooth_max / self.autogrid_density_factor
lat0, lon0, north, east, depth = geo.bounding_box_square(
*receiver.receivers_coords(receivers),
scale=self.autogrid_radius_factor)
self._grid = grid.Carthesian3DGrid(
lat=lat0,
lon=lon0,
xmin=north[0],
xmax=north[1],
dx=spacing,
ymin=east[0],
ymax=east[1],
dy=spacing,
zmin=depth[0],
zmax=depth[1],
dz=spacing)
logger.info('automatic grid:\n%s' % self._grid)
else:
self._grid = self.grid
self._grid.update()
return self._grid
def read_config(file_path):
conf = load(filename=file_path)
return conf
__all__ = [
'Config',
'read_config',
]
src/core.py 0 → 100644
View file @ b24dc1ca
import sys
import os
import logging
import os.path as op
import numpy as num
from pyrocko import pile, trace, util, io
from pyrocko.parstack import parstack
from lassie import common, plot, grid as gridmod
logger = logging.getLogger('lassie.core')
def scan(
config,
show_detections=False,