the value can't be casted to int.
"""
number_of_samples = None
raw_value = getattr(self, "PROB_NUM_OF_SAMPLES", None)
if raw_value:
try:
number_of_samples = int(raw_value)
except ValueError:
LOGGER.error("PROB_NUM_OF_SAMPLES %s can't be converted "
"to int, using default value..." % raw_value)
return number_of_samples
def compute_loss_curve(self, column, row, loss_ratio_curve, asset):
"""Compute the loss curve for a single site."""
if asset is None:
return None
loss_curve = loss_ratio_curve.rescale_abscissae(asset["assetValue"])
key = kvs.tokens.loss_curve_key(self.id, row, column, asset["assetID"])
LOGGER.warn("RESULT: loss curve is %s, write to key %s" % (
loss_curve, key))
kvs.set(key, loss_curve.to_json())
return loss_curve
RiskJobMixin.register("Probabilistic Event", ProbabilisticEventMixin)
:param hazard_curve: the hazard curve used to compute the
loss ratio curve
:type hazard_curve: :py:class:`openquake.shapes.Curve`
"""
# we get the vulnerability function related to the asset
vuln_function_reference = asset["vulnerabilityFunctionReference"]
vuln_function = self.vuln_curves.get(vuln_function_reference, None)
if not vuln_function:
LOGGER.error(
"Unknown vulnerability function %s for asset %s" %
(asset["vulnerabilityFunctionReference"], asset["assetID"]))
return None
loss_ratio_curve = cpsha_based.compute_loss_ratio_curve(
vuln_function, hazard_curve)
loss_ratio_key = kvs.tokens.loss_ratio_key(self.job_id, point.row,
point.column,
asset['assetID'])
kvs.set(loss_ratio_key, loss_ratio_curve.to_json())
return loss_ratio_curve
RiskJobMixin.register("Classical PSHA", ClassicalPSHABasedMixin)
:param hazard_curve: the hazard curve used to compute the
loss ratio curve
:type hazard_curve: :py:class:`openquake.shapes.Curve`
"""
# we get the vulnerability function related to the asset
vuln_function_reference = asset["vulnerabilityFunctionReference"]
vuln_function = self.vuln_curves.get(
vuln_function_reference, None)
if not vuln_function:
LOGGER.error(
"Unknown vulnerability function %s for asset %s"
% (asset["vulnerabilityFunctionReference"],
asset["assetID"]))
return None
loss_ratio_curve = cpsha_based.compute_loss_ratio_curve(
vuln_function, hazard_curve)
loss_ratio_key = kvs.tokens.loss_ratio_key(
self.job_id, point.row, point.column, asset['assetID'])
kvs.set(loss_ratio_key, loss_ratio_curve.to_json())
return loss_ratio_curve
RiskJobMixin.register("Classical PSHA", ClassicalPSHABasedMixin)
uses the values) to use a generator instead.
:param point: :py:class:`openquake.shapes.GridPoint` object
:returns: List of ground motion values (as floats). Each value represents a
realization of the calculation for a single point.
"""
gmfs_key = kvs.tokens.ground_motion_values_key(job_id, point)
gmfs = kvs.get_client().lrange(gmfs_key, 0, -1)
decoder = json.JSONDecoder()
return [float(decoder.decode(x)['mag']) for x in gmfs]
def load_assets_for_point(job_id, point):
"""
From the KVS, load all assets for the given point.
:param point: :py:class:`openquake.shapes.GridPoint` object
:returns: List of asset dicts at the given location (point) in the
following form::
{u'assetValue': 124.27, u'vulnerabilityFunctionReference': u'ID'}
"""
assets_key = kvs.tokens.asset_key(job_id, point.row, point.column)
assets = kvs.get_client().lrange(assets_key, 0, -1)
decoder = json.JSONDecoder()
return [decoder.decode(x) for x in assets]
RiskJobMixin.register("Deterministic", DeterministicEventBasedMixin)
the value can't be casted to int.
"""
number_of_samples = None
raw_value = getattr(self, "PROB_NUM_OF_SAMPLES", None)
if raw_value:
try:
number_of_samples = int(raw_value)
except ValueError:
LOGGER.error("PROB_NUM_OF_SAMPLES %s can't be converted "
"to int, using default value..." % raw_value)
return number_of_samples
def compute_loss_curve(self, column, row, loss_ratio_curve, asset):
"""Compute the loss curve for a single site."""
if asset is None:
return None
loss_curve = loss_ratio_curve.rescale_abscissae(asset["assetValue"])
key = kvs.tokens.loss_curve_key(self.id, row, column, asset["assetID"])
LOGGER.warn("RESULT: loss curve is %s, write to key %s" %
(loss_curve, key))
kvs.set(key, loss_curve.to_json())
return loss_curve
RiskJobMixin.register("Probabilistic Event", ProbabilisticEventMixin)