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################################################################################
#
# Copyright (c) 2019, the Perspective Authors.
#
# This file is part of the Perspective library, distributed under the terms of
# the Apache License 2.0. The full license can be found in the LICENSE file.
#
from enum import Enum
class Aggregate(Enum):
'''The aggregation operators available in Perspective. Pass these into the
`aggregates` arg in `PerspectiveWidget` or `PerspectiveViewer`.
Examples:
>>> widget = PerspectiveWidget(data, aggregates={"a": Aggregate.LAST})
'''
AND = 'and'
ANY = 'any'
AVG = 'avg'
COUNT = 'count'
DISTINCT_COUNT = 'distinct count'
DISTINCT_LEAF = 'distinct leaf'
DOMINANT = 'dominant'
FIRST_BY_INDEX = 'first by index'
LAST_BY_INDEX = 'last by index'
LAST = 'last'
HIGH = 'high'
LOW = 'low'
MEAN = 'mean'
MEDIAN = 'median'
OR = 'or'
PCT_SUM_PARENT = 'pct sum parent'
PCT_SUM_GRAND_TOTAL = 'pct sum grand total'
SUM = 'sum'
SUM_ABS = 'sum abs'
SUM_NOT_NULL = 'sum not null'
UNIQUE = 'unique'
@staticmethod
def options():
return list(c.value for c in Aggregate)
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