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"""
.. codeauthor:: Tsuyoshi Hombashi <tsuyoshi.hombashi@gmail.com>
"""
from datetime import date, datetime
from ._checker import CheckerFactory, TypeCheckerBase, TypeCheckerDelegator
from ._common import isstring
class DateTimeTypeCheckerStrictLevel0(TypeCheckerBase):
def is_instance(self):
return isinstance(self._value, (date, datetime))
class DateTimeTypeCheckerStrictLevel1(DateTimeTypeCheckerStrictLevel0):
def is_exclude_instance(self):
from ..type._integer import Integer
# exclude timestamp
return Integer(self._value, strict_level=1).is_type()
class DateTimeTypeCheckerStrictLevel2(DateTimeTypeCheckerStrictLevel1):
def is_exclude_instance(self):
return isstring(self._value) or super().is_exclude_instance()
_factory = CheckerFactory(
checker_mapping={
0: DateTimeTypeCheckerStrictLevel0,
1: DateTimeTypeCheckerStrictLevel1,
2: DateTimeTypeCheckerStrictLevel2,
}
)
class DateTimeTypeChecker(TypeCheckerDelegator):
def __init__(self, value, strict_level):
super().__init__(value=value, checker_factory=_factory, strict_level=strict_level)
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