def __init__(self, timestamp, element=None, existing_windows=None): self.timestamp = Timestamp.of(timestamp) self.element = element self.existing_windows = existing_windows
def __init__(self, size, period, offset=0):
if size <= 0:
raise ValueError('The size parameter must be strictly positive.')
self.size = Duration.of(size)
self.period = Duration.of(period)
self.offset = Timestamp.of(offset) % size
def assign(self, context):
timestamp = context.timestamp
start = timestamp - (timestamp - self.offset) % self.period
return [IntervalWindow(Timestamp.of(s), Timestamp.of(s) + self.size)
for s in range(start, start - self.size, -self.period)]
def __init__(self, value, timestamp): self.value = value self.timestamp = Timestamp.of(timestamp)
def __init__(self, value, timestamp, windows): self.value = value self.timestamp = Timestamp.of(timestamp) self.windows = windows
def __init__(self, start, end): super(IntervalWindow, self).__init__(end) self.start = Timestamp.of(start)
def __init__(self, end): self.end = Timestamp.of(end)
def test_of(self):
interval = Timestamp(123)
self.assertEqual(id(interval), id(Timestamp.of(interval)))
self.assertEqual(interval, Timestamp.of(123.0))
with self.assertRaises(TypeError):
Timestamp.of(Duration(10))
