for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
"""
byceps.util.datetime.range
~~~~~~~~~~~~~~~~~~~~~~~~~~
:Copyright: 2006-2021 Jochen Kupperschmidt
:License: Revised BSD (see `LICENSE` file for details)
from collections import namedtuple
from datetime import datetime
from typing import Iterable, Iterator
from ..iterables import pairwise
class DateTimeRange(namedtuple('DateTimeRange', ['start', 'end'])):
"""A date/time range with an inclusive start and an exclusive end."""
__slots__ = ()
def contains(self, dt: datetime) -> bool:
return self.start <= dt < self.end
def __contains__(self, dt: datetime) -> bool:
"""Return `True` if the date/time is contained in the range
represented by this object.
return self.contains(dt)
def __repr__(self) -> str:
return f'[{self.start}..{self.end})'
def create_adjacent_ranges(dts: Iterable[datetime]) -> Iterator[DateTimeRange]:
"""Yield adjacent ranges from successive date/time values."""
for pair in pairwise(dts):
yield DateTimeRange._make(pair)
byceps /
byceps
