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# https://pyrocko.org - GPLv3 

# 

# The Pyrocko Developers, 21st Century 

# ---|P------/S----------~Lg---------- 

 

from __future__ import absolute_import, print_function, division 

 

import sys 

import logging 

import os.path as op 

from optparse import OptionParser 

 

from pyrocko import util, scenario, guts, gf 

from pyrocko import __version__ 

 

 

logger = logging.getLogger('pyrocko.apps.colosseo') 

km = 1000. 

 

 

def d2u(d): 

return dict((k.replace('-', '_'), v) for (k, v) in d.items()) 

 

 

description = '''This is Colosseo, an earthquake scenario generator. 

 

Create seismic waveforms, InSAR and GNSS offsets for a simulated earthquake 

scenario. 

 

Colosseo is part of Pyrocko. Version %s. 

''' % __version__ 

 

subcommand_descriptions = { 

'init': 'initialize a new, blank scenario', 

'fill': 'fill the scenario with modelled data', 

'snuffle': 'open Snuffler to inspect the waveform data', 

'map': 'map the scenario arena' 

} 

 

subcommand_usages = { 

'init': 'init <scenario_dir>', 

'fill': 'fill <scenario_dir>', 

'snuffle': 'snuffle <scenario_dir>', 

'map': '<scenario_dir>', 

} 

 

subcommands = subcommand_descriptions.keys() 

 

program_name = 'colosseo' 

 

usage_tdata = d2u(subcommand_descriptions) 

usage_tdata['program_name'] = program_name 

usage_tdata['description'] = description 

 

usage = '''%(program_name)s <subcommand> [options] [--] <arguments> ... 

 

%(description)s 

 

Subcommands: 

 

init %(init)s 

fill %(fill)s 

snuffle %(snuffle)s 

map %(map)s 

 

To get further help and a list of available options for any subcommand run: 

 

%(program_name)s <subcommand> --help 

 

''' % usage_tdata 

 

 

def die(message, err='', prelude=''): 

if prelude: 

prelude = prelude + '\n' 

 

if err: 

err = '\n' + err 

 

sys.exit('%s%s failed: %s%s' % (prelude, program_name, message, err)) 

 

 

def none_or_float(x): 

if x == 'none': 

return None 

else: 

return float(x) 

 

 

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, details=None): 

usage = subcommand_usages[command] 

descr = subcommand_descriptions[command] 

 

if isinstance(usage, str): 

usage = [usage] 

 

susage = '%s %s' % (program_name, usage[0]) 

for s in usage[1:]: 

susage += '\n%s%s %s' % (' '*7, program_name, s) 

 

description = descr[0].upper() + descr[1:] + '.' 

 

if details: 

description = description + ' %s' % details 

 

parser = OptionParser(usage=susage, description=description) 

 

if setup: 

setup(parser) 

 

add_common_options(parser) 

(options, args) = parser.parse_args(args) 

process_common_options(options) 

return parser, options, args 

 

 

def get_scenario_yml(path): 

fn = op.join(path, 'scenario.yml') 

if op.exists(fn): 

return fn 

return False 

 

 

def command_init(args): 

 

def setup(parser): 

parser.add_option( 

'--force', dest='force', action='store_true', 

help='overwrite existing files') 

parser.add_option( 

'--location', dest='location', metavar='LAT,LON', 

help='set scenario center location [deg]') 

parser.add_option( 

'--radius', dest='radius', metavar='RADIUS', type=float, 

help='set scenario center location [km]') 

 

parser, options, args = cl_parse('init', args, setup=setup) 

 

if len(args) != 1: 

parser.print_help() 

sys.exit(1) 

 

if options.location: 

try: 

lat, lon = map(float, options.location.split(',')) 

except Exception: 

die('expected --location=LAT,LON') 

else: 

lat = lon = None 

 

if options.radius is not None: 

radius = options.radius * km 

else: 

radius = None 

 

project_dir = args[0] 

try: 

scenario.ScenarioGenerator.initialize( 

project_dir, lat, lon, radius, force=options.force) 

 

gf_stores_path = op.join(project_dir, 'gf_stores') 

util.ensuredir(gf_stores_path) 

 

except scenario.CannotCreatePath as e: 

die(str(e) + ' Use --force to override.') 

 

except scenario.ScenarioError as e: 

die(str(e)) 

 

 

def command_fill(args): 

 

def setup(parser): 

parser.add_option( 

'--force', dest='force', action='store_true', 

help='overwrite existing files') 

 

parser, options, args = cl_parse('fill', args, setup=setup) 

 

if len(args) == 0: 

args.append('.') 

 

fn = get_scenario_yml(args[0]) 

 

if not fn: 

parser.print_help() 

sys.exit(1) 

 

project_dir = args[0] 

 

gf_stores_path = op.join(project_dir, 'gf_stores') 

 

try: 

engine = get_engine([gf_stores_path]) 

 

sc = guts.load(filename=fn) 

sc.init_modelling(engine) 

sc.ensure_gfstores(interactive=True) 

sc.prepare_data(path=project_dir, overwrite=options.force) 

sc.ensure_data(path=project_dir) 

sc.make_map(op.join(project_dir, 'map.pdf')) 

 

except scenario.CannotCreatePath as e: 

die(str(e) + ' Use --force to override.') 

 

except scenario.ScenarioError as e: 

die(str(e)) 

 

 

def command_map(args): 

parser, options, args = cl_parse('map', args) 

 

if len(args) == 0: 

args.append('.') 

 

fn = get_scenario_yml(args[0]) 

 

if not fn: 

parser.print_help() 

sys.exit(1) 

 

project_dir = args[0] 

 

gf_stores_path = op.join(project_dir, 'gf_stores') 

engine = get_engine([gf_stores_path]) 

 

try: 

sc = guts.load(filename=fn) 

sc.init_modelling(engine) 

sc.make_map(op.join(project_dir, 'map.pdf')) 

 

except scenario.ScenarioError as e: 

die(str(e)) 

 

 

def command_snuffle(args): 

from pyrocko.gui.snuffler import snuffler 

parser, options, args = cl_parse('map', args) 

 

if len(args) == 0: 

args.append('.') 

 

fn = get_scenario_yml(args[0]) 

 

if not fn: 

parser.print_help() 

sys.exit(1) 

 

project_dir = args[0] 

gf_stores_path = op.join(project_dir, 'gf_stores') 

 

engine = get_engine([gf_stores_path]) 

sc = guts.load(filename=fn) 

sc.init_modelling(engine) 

 

return snuffler.snuffle( 

sc.get_pile(), 

stations=sc.get_stations(), 

events=sc.get_events()) 

 

 

def main(args=None): 

if args is None: 

args = sys.argv[1:] 

 

if len(args) < 1: 

sys.exit('Usage: %s' % usage) 

 

command = args.pop(0) 

 

if command in subcommands: 

globals()['command_' + 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: 

sys.exit('%s: error: no such subcommand: %s' % (program_name, command)) 

 

 

def get_engine(gf_store_superdirs): 

engine = gf.LocalEngine( 

store_superdirs=gf_store_superdirs, use_config=True) 

 

logger.info( 

'Directories to be searched for GF stores:\n%s' 

% '\n'.join(' ' + s for s in engine.store_superdirs)) 

 

return engine 

 

 

if __name__ == '__main__': 

main()