from typing import Sequence
import pandas as pd
from pandas.api import types as pdt
from visions.relations import IdentityRelation, TypeRelation
from visions.types.type import VisionsBaseType
from visions.utils.series_utils import series_not_empty, series_not_sparse
def _get_relations(cls) -> Sequence[TypeRelation]:
from visions.types import Integer
relations = [IdentityRelation(cls, Integer)]
return relations
[docs]class Count(VisionsBaseType):
"""**Count** (positive integer) implementation of :class:`visions.types.type.VisionsBaseType`.
Examples:
>>> x = pd.Series([1, 4, 10, 20])
>>> x in visions.Count
True
"""
@classmethod
def get_relations(cls) -> Sequence[TypeRelation]:
return _get_relations(cls)
@classmethod
@series_not_sparse
@series_not_empty
def contains_op(cls, series: pd.Series, state: dict) -> bool:
return pdt.is_unsigned_integer_dtype(series)