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aggregation.py
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aggregation.py
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from marshmallow import fields, ValidationError, validates_schema
from flexmeasures.data.schemas.reporting import ReporterConfigSchema
class AggregatorSchema(ReporterConfigSchema):
"""Schema for the reporter_config of the AggregatorReporter
Example:
.. code-block:: json
{
"beliefs_search_configs": [
{
"sensor": 1,
"source" : 1,
"alias" : "pv"
},
{
"sensor": 1,
"source" : 2,
"alias" : "consumption"
}
],
"method" : "sum",
"weights" : {
"pv" : 1.0,
"consumption" : -1.0
}
}
"""
method = fields.Str(required=False, dump_default="sum")
weights = fields.Dict(fields.Str(), fields.Float(), required=False)
@validates_schema
def validate_source(self, data, **kwargs):
for beliefs_search_config in data["beliefs_search_configs"]:
if "source" not in beliefs_search_config:
raise ValidationError("`source` is a required field.")
@validates_schema
def validate_weights(self, data, **kwargs):
if "weights" not in data:
return
# get aliases
aliases = []
for beliefs_search_config in data["beliefs_search_configs"]:
if "alias" in beliefs_search_config:
aliases.append(beliefs_search_config.get("alias"))
# check that the aliases in weights are defined
for alias in data.get("weights").keys():
if alias not in aliases:
raise ValidationError(
f"alias `{alias}` in `weights` is not defined in `beliefs_search_config`"
)