def test_basic_usage(site):
ws = get_weather_source(site)
assert ws.usaf_id == '722880'
def test_bad_zip(site_bad_zip):
ws = get_weather_source(site_bad_zip)
assert ws is None
def evaluate(self,
meter_input,
formatter=None,
model=None,
weather_source=None,
weather_normal_source=None):
''' Main entry point to the meter, which models traces and calculates
derivatives.
Parameters
----------
meter_input : dict
Serialized input containing trace and project data.
formatter : tuple of (class, dict), default None
Formatter for trace and weather data. Used to create input
for model. If None is provided, will be auto-matched to appropriate
default formatter. Class name can be provided as a string
(class.__name__) or object.
model : tuple of (class, dict), default None
Model to use in modeling. If None is provided,
will be auto-matched to appropriate default model.
Class can be provided as a string (class.__name__) or class object.
weather_source : eemeter.weather.WeatherSource
Weather source to be used for this meter. Overrides weather source
found using :code:`project.site`. Useful for test mocking.
weather_normal_source : eemeter.weather.WeatherSource
Weather normal source to be used for this meter. Overrides weather
source found using :code:`project.site`. Useful for test mocking.
Returns
-------
results : dict
Dictionary of results with the following keys:
- :code:`"status"`: SUCCESS/FAILURE
- :code:`"failure_message"`: if FAILURE, message indicates reason
for failure, may include traceback
- :code:`"logs"`: list of collected log messages
- :code:`"model_class"`: Name of model class
- :code:`"model_kwargs"`: dict of model keyword arguments
(settings)
- :code:`"formatter_class"`: Name of formatter class
- :code:`"formatter_kwargs"`: dict of formatter keyword arguments
(settings)
- :code:`"eemeter_version"`: version of the eemeter package
- :code:`"modeled_energy_trace"`: modeled energy trace
- :code:`"derivatives"`: derivatives for each interpretation
- :code:`"weather_source_station"`: Matched weather source station.
- :code:`"weather_normal_source_station"`: Matched weather normal
source station.
'''
SUCCESS = "SUCCESS"
FAILURE = "FAILURE"
output = OrderedDict([
("status", None),
("failure_message", None),
("logs", []),
("eemeter_version", get_version()),
("trace_id", None),
("project_id", None),
("interval", None),
("meter_kwargs", self.kwargs),
("model_class", None),
("model_kwargs", None),
("formatter_class", None),
("formatter_kwargs", None),
("weather_source_station", None),
("weather_normal_source_station", None),
("derivatives", None),
("modeled_energy_trace", None),
])
# Step 1: Deserialize input and validate
deserialized_input = deserialize_meter_input(meter_input)
if "error" in deserialized_input:
message = ("Meter input could not be deserialized:\n{}".format(
deserialized_input))
output['status'] = FAILURE
output['failure_message'] = message
return output
# Assume that deserialized input fails without these keys, so don't
# bother error checking
trace = deserialized_input["trace"]
project = deserialized_input["project"]
zipcode = project["zipcode"]
site = ZIPCodeSite(zipcode)
# Can be blank for models capable of structural change analysis, so
# provide default
modeling_period_set = project.get("modeling_period_set", None)
project_id = project["project_id"]
trace_id = trace.trace_id
interval = trace.interval
output['project_id'] = project_id
output['trace_id'] = trace_id
output['interval'] = interval
logger.debug('Running meter for for trace {} and project {}'.format(
project_id, trace_id))
# Step 2: Match weather
use_cz2010 = (self.weather_station_mapping == 'CZ2010')
if weather_source is None:
weather_source = get_weather_source(site, use_cz2010=use_cz2010)
if weather_source is None:
message = (
"Could not find weather normal source matching site {}".
format(site))
weather_source_usaf_id = None
else:
message = "Using weather_source {}".format(weather_source)
weather_source_usaf_id = weather_source.usaf_id
else:
message = "Using supplied weather_source"
weather_source_usaf_id = weather_source.usaf_id
output['weather_source_station'] = weather_source_usaf_id
output['logs'].append(message)
logger.debug(message)
if weather_normal_source is None:
use_cz2010 = (self.weather_normal_station_mapping == 'CZ2010')
weather_normal_source = get_weather_normal_source(
site, use_cz2010=use_cz2010)
if weather_normal_source is None:
message = (
"Could not find weather normal source matching site {}".
format(site))
weather_normal_source_usaf_id = None
else:
message = ("Using weather_normal_source {}".format(
weather_normal_source))
weather_normal_source_usaf_id = weather_normal_source.usaf_id
else:
message = "Using supplied weather_normal_source"
weather_normal_source_usaf_id = weather_normal_source.usaf_id
output['weather_normal_source_station'] = weather_normal_source_usaf_id
output['logs'].append(message)
logger.debug(message)
# Step 3: Check to see if trace is placeholder. If so,
# return with SUCCESS, empty derivatives.
if trace.placeholder:
message = (
'Skipping modeling for placeholder trace {}'.format(trace))
logger.info(message)
output['logs'].append(message)
output['status'] = SUCCESS
output['derivatives'] = []
return output
# Step 4: Determine trace interpretation and frequency
# TODO use trace interval here. And enforce upstream that interval use
# pandas interval strings?
trace_frequency = get_approximate_frequency(trace)
if trace_frequency not in ['H', 'D', '15T', '30T']:
trace_frequency = None
selector = (trace.interpretation, trace_frequency)
# Step 5: create formatter instance
FormatterClass, formatter_kwargs = self._get_formatter(
formatter, selector)
if FormatterClass is None:
message = ("Default formatter mapping did not find a match for the"
" selector {}".format(selector))
output['status'] = FAILURE
output['failure_message'] = message
return output
output["formatter_class"] = FormatterClass.__name__
output["formatter_kwargs"] = formatter_kwargs
formatter_instance = FormatterClass(**formatter_kwargs)
# Step 6: create model instance
ModelClass, model_kwargs = self._get_model(model, selector)
if ModelClass is None:
message = ("Default model mapping did not find a match for the"
" selector {}".format(selector))
output['status'] = FAILURE
output['failure_message'] = message
return output
output["model_class"] = ModelClass.__name__
output["model_kwargs"] = model_kwargs
# Step 7: validate modeling period set. Always fails for now, since
# no models are yet fully structural change analysis aware
if modeling_period_set is None:
message = (
"Model is not structural-change capable, so `modeling_period`"
" argument must be supplied.")
output['status'] == FAILURE
output['failure_message'] = message
return output
# Step 8: create split modeled energy trace
model_mapping = {
modeling_period_label:
ModelClass(modeling_period_interpretation=modeling_period_label,
**model_kwargs)
for modeling_period_label, _ in
modeling_period_set.iter_modeling_periods()
}
modeled_trace = SplitModeledEnergyTrace(trace, formatter_instance,
model_mapping,
modeling_period_set)
modeled_trace.fit(weather_source)
output["modeled_energy_trace"] = \
serialize_split_modeled_energy_trace(modeled_trace)
# Step 9: for each modeling period group, create derivatives
derivative_freq = 'D'
if 'freq_str' in formatter_kwargs.keys() and \
formatter_kwargs['freq_str'] == 'H':
derivative_freq = 'H'
derivatives = []
for ((baseline_label, reporting_label),
(baseline_period, reporting_period)) in \
modeling_period_set.iter_modeling_period_groups():
raw_derivatives = []
deriv_input = unpack(modeled_trace,
baseline_label,
reporting_label,
baseline_period,
reporting_period,
weather_source,
weather_normal_source,
site,
derivative_freq=derivative_freq)
if deriv_input is None:
continue
raw_derivatives.extend([
hdd_balance_point_baseline(deriv_input),
hdd_coefficient_baseline(deriv_input),
cdd_balance_point_baseline(deriv_input),
cdd_coefficient_baseline(deriv_input),
intercept_baseline(deriv_input),
hdd_balance_point_reporting(deriv_input),
hdd_coefficient_reporting(deriv_input),
cdd_balance_point_reporting(deriv_input),
cdd_coefficient_reporting(deriv_input),
intercept_reporting(deriv_input),
cumulative_baseline_model_minus_reporting_model_normal_year(
deriv_input),
baseline_model_minus_reporting_model_normal_year(deriv_input),
cumulative_baseline_model_normal_year(deriv_input),
baseline_model_normal_year(deriv_input),
cumulative_baseline_model_reporting_period(deriv_input),
baseline_model_reporting_period(deriv_input),
masked_baseline_model_reporting_period(deriv_input),
cumulative_baseline_model_minus_observed_reporting_period(
deriv_input),
baseline_model_minus_observed_reporting_period(deriv_input),
masked_baseline_model_minus_observed_reporting_period(
deriv_input),
baseline_model_baseline_period(deriv_input),
cumulative_reporting_model_normal_year(deriv_input),
reporting_model_normal_year(deriv_input),
reporting_model_reporting_period(deriv_input),
cumulative_observed_reporting_period(deriv_input),
observed_reporting_period(deriv_input),
masked_observed_reporting_period(deriv_input),
cumulative_observed_baseline_period(deriv_input),
observed_baseline_period(deriv_input),
observed_project_period(deriv_input),
temperature_baseline_period(deriv_input),
temperature_reporting_period(deriv_input),
masked_temperature_reporting_period(deriv_input),
temperature_normal_year(deriv_input),
baseline_mask(deriv_input),
reporting_mask(deriv_input),
reporting_period_resource_curve(deriv_input)
])
resource_curve_normal_year = normal_year_resource_curve(
deriv_input)
raw_derivatives.extend([resource_curve_normal_year])
if resource_curve_normal_year is not None:
resource_curve_normal_year = pd.Series(
resource_curve_normal_year['value'],
index=pd.to_datetime(
resource_curve_normal_year['orderable']))
raw_derivatives.extend([
normal_year_co2_avoided(deriv_input,
resource_curve_normal_year)
])
derivatives += [
Derivative(
(baseline_label, reporting_label),
d['series'],
reduce(lambda a, b: a + ' ' + b, d['description'].split()),
d['orderable'],
d['value'],
d['variance'],
) for d in raw_derivatives if d is not None
]
output["derivatives"] = serialize_derivatives(derivatives)
output["status"] = SUCCESS
return output
def test_basic_usage(site):
ws = get_weather_source(site)
assert ws.station == '722880'
def test_bad_zip(project_bad_zip):
ws = get_weather_source(project_bad_zip)
assert ws is None
def test_basic_usage(project):
ws = get_weather_source(project)
assert ws.station == '722880'
def evaluate(self,
project,
weather_source=None,
weather_normal_source=None):
''' Main entry point to the meter, taking in project data and returning
results indicating energy efficiency performance.
Parameters
----------
project : eemeter.structures.Project
Project for which energy effienciency performance is to be
evaluated.
weather_source : eemeter.weather.WeatherSource
Weather source to be used for this meter. Overrides weather source
found using :code:`project.site`. Useful for test mocking.
weather_normal_source : eemeter.weather.WeatherSource
Weather normal source to be used for this meter. Overrides weather
source found using :code:`project.site`. Useful for test mocking.
Returns
-------
out : dict
Results of energy efficiency evaluation, organized into the
following items.
- :code:`"modeling_period_set"`:
:code:`eemeter.structures.ModelingPeriodSet` determined from this
project.
- :code:`"modeled_energy_traces"`: dict of dispatched modeled
energy traces.
- :code:`"modeled_energy_trace_derivatives"`: derivatives for each
modeled energy trace.
- :code:`"project_derivatives"`: Project summaries for derivatives.
'''
modeling_period_set = get_modeling_period_set(project.interventions)
if weather_source is None:
weather_source = get_weather_source(project)
else:
logger.info("Using supplied weather_source")
if weather_normal_source is None:
weather_normal_source = get_weather_normal_source(project)
else:
logger.info("Using supplied weather_normal_source")
dispatches = get_energy_modeling_dispatches(modeling_period_set,
project.energy_trace_set)
derivatives = {}
for trace_label, modeled_energy_trace in dispatches.items():
trace_derivatives = {}
derivatives[trace_label] = trace_derivatives
if modeled_energy_trace is None:
continue
modeled_energy_trace.fit(weather_source)
for group_label, (_, reporting_period) in \
modeling_period_set.iter_modeling_period_groups():
period_derivatives = {
"BASELINE": {},
"REPORTING": {},
}
trace_derivatives[group_label] = \
period_derivatives
baseline_label, reporting_label = group_label
baseline_output = modeled_energy_trace.fit_outputs[
baseline_label]
reporting_output = modeled_energy_trace.fit_outputs[
reporting_label]
if baseline_output["status"] == "SUCCESS":
awn = modeled_energy_trace.compute_derivative(
baseline_label,
annualized_weather_normal,
weather_normal_source=weather_normal_source)
if awn is not None:
period_derivatives["BASELINE"].update(awn)
gp = modeled_energy_trace.compute_derivative(
baseline_label,
gross_predicted,
weather_source=weather_source,
reporting_period=reporting_period)
if gp is not None:
period_derivatives["BASELINE"].update(gp)
if reporting_output["status"] == "SUCCESS":
awn = modeled_energy_trace.compute_derivative(
reporting_label,
annualized_weather_normal,
weather_normal_source=weather_normal_source)
if awn is not None:
period_derivatives["REPORTING"].update(awn)
gp = modeled_energy_trace.compute_derivative(
reporting_label,
gross_predicted,
weather_source=weather_source,
reporting_period=reporting_period)
if gp is not None:
period_derivatives["REPORTING"].update(gp)
project_derivatives = self._get_project_derivatives(
modeling_period_set, project.energy_trace_set, derivatives)
return {
"modeling_period_set": modeling_period_set,
"modeled_energy_traces": dispatches,
"modeled_energy_trace_derivatives": derivatives,
"project_derivatives": project_derivatives,
"weather_source": weather_source,
"weather_normal_source": weather_normal_source,
}