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daily_location.py
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daily_location.py
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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from marshmallow import fields
from marshmallow.validate import OneOf
from flowmachine.features import daily_location
from .custom_fields import EventTypes, SubscriberSubset, ISODateTime
from .aggregation_unit import AggregationUnitMixin
from .base_query_with_sampling import (
BaseQueryWithSamplingSchema,
BaseExposedQueryWithSampling,
)
__all__ = ["DailyLocationSchema", "DailyLocationExposed"]
class DailyLocationExposed(BaseExposedQueryWithSampling):
def __init__(
self,
date,
*,
method,
aggregation_unit,
event_types,
subscriber_subset=None,
sampling=None
):
# Note: all input parameters need to be defined as attributes on `self`
# so that marshmallow can serialise the object correctly.
self.date = date
self.method = method
self.aggregation_unit = aggregation_unit
self.event_types = event_types
self.subscriber_subset = subscriber_subset
self.sampling = sampling
@property
def _unsampled_query_obj(self):
"""
Return the underlying flowmachine daily_location object.
Returns
-------
Query
"""
return daily_location(
date=self.date,
spatial_unit=self.aggregation_unit,
method=self.method,
table=self.event_types,
subscriber_subset=self.subscriber_subset,
)
class DailyLocationSchema(AggregationUnitMixin, BaseQueryWithSamplingSchema):
# query_kind parameter is required here for claims validation
query_kind = fields.String(validate=OneOf(["daily_location"]))
date = ISODateTime(required=True)
method = fields.String(required=True, validate=OneOf(["last", "most-common"]))
event_types = EventTypes()
subscriber_subset = SubscriberSubset()
__model__ = DailyLocationExposed