def setUp(self):
# Longer diffs in the test assertions.
self.maxDiff = None
# Small subset of NRL included in tests/data
self.local_nrl_root = os.path.join(os.path.dirname(__file__), 'data',
'IRIS')
self.nrl_local = NRL(root=self.local_nrl_root)
self.local_dl_key = ['REF TEK', 'RT 130 & 130-SMA', '1', '1']
self.local_sensor_key = ['Guralp', 'CMG-3T', '120s - 50Hz', '1500']
# This is also the default URL.
self.nrl_online = NRL(root='http://ds.iris.edu/NRL')
self.list_of_nrls = [self.nrl_local, self.nrl_online]
def test_error_handling_invalid_path(self):
with self.assertRaises(ValueError) as err:
NRL("/some/really/random/path")
self.assertEqual(
err.exception.args[0],
"Provided path '/some/really/random/path' seems to be a local "
"file path but the directory does not exist.")
# This is the channel code according to the SEED standard.
code="HHZ",
# This is the location code according to the SEED standard.
location_code="",
# Note that these coordinates can differ from the station coordinates.
latitude=1.0,
longitude=2.0,
elevation=345.0,
depth=10.0,
azimuth=0.0,
dip=-90.0,
sample_rate=200)
# By default this accesses the always up-to-date NRL online.
# Offline copies of the NRL can also be used instead.
nrl = NRL()
# The contents of the NRL can be explored interactively in a Python prompt,
# see API documentation of NRL submodule:
# http://docs.obspy.org/packages/obspy.clients.nrl.html
# Here we assume that the end point of data logger and sensor are already
# known:
response = nrl.get_response(
sensor_keys=['Nanometrics', 'Trillium Compact 120 (Vault, Posthole, OBS)', '1500 V/m/s'],
datalogger_keys=['REF TEK', 'RT 130 & 130-SMA', '1', '200'])
# Now tie it all together.
cha.response = response
sta.channels.append(cha)
net.stations.append(sta)
inv.networks.append(net)