Source code for ampel.abstract.AbsPointT2Unit

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# File:                Ampel-interface/ampel/abstract/AbsPointT2Unit.py
# License:             BSD-3-Clause
# Author:              valery brinnel <firstname.lastname@gmail.com>
# Date:                28.12.2019
# Last Modified Date:  28.09.2021
# Last Modified By:    valery brinnel <firstname.lastname@gmail.com>

from ampel.base.AmpelABC import AmpelABC
from ampel.base.decorator import abstractmethod
from ampel.base.LogicalUnit import LogicalUnit
from ampel.content.DataPoint import DataPoint
from ampel.struct.UnitResult import UnitResult
from ampel.types import UBson


[docs] class AbsPointT2Unit(AmpelABC, LogicalUnit, abstract=True): """ A T2 unit bound to a :class:`~ampel.content.DataPoint.DataPoint` Note that the implementing class can customize the default ingestion behavior (which :class:`~ampel.content.DataPoint.DataPoint` to create :class:`T2 documents <ampel.content.T2Document.T2Document>` for) by defining the class variable 'eligible' Example:: ingest: ClassVar[DPSelection] = DPSelection(select=(1, -2, 5)) will create documents bound to every 5th datapoint starting from the 2nd and ending with the 3rd-to-last Example:: ingest: ClassVar[DPSelection] = DPSelection(filter=UnitModel(unit='SimpleTagFilter', config={'require': ['ZTF_DP']}), sort='jd', select='first'} will create documents bound to the first datapoint with tag 'ZTF_DP', in order of body.jd. select options: - "first": first datapoint for a stock - "last": most recent datapoint for a stock - "all": every datapoint (default) - :class:`tuple`: :class:`slice` of datapoints -> see DPSelection docstring for info regarding 'filter' and 'sort'. If 'eligible' is not specified, default ingestion will occur: a T2 document will be created for each datapoint """
[docs] @abstractmethod def process(self, datapoint: DataPoint) -> UBson | UnitResult: """ Returned object should contain computed science results to be saved into the DB. .. note:: the returned dict must have only string keys and be BSON-encodable """