Source code for apache_beam.runners.interactive.options.capture_control

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"""Module to control how Interactive Beam captures data from sources for
deterministic replayable PCollection evaluation and pipeline runs.

For internal use only; no backwards-compatibility guarantees.

# pytype: skip-file

import logging
from datetime import timedelta

from import ReadFromPubSub
from apache_beam.runners.interactive import interactive_environment as ie
from apache_beam.runners.interactive.options import capture_limiters

_LOGGER = logging.getLogger(__name__)

[docs]class CaptureControl(object): """Options and their utilities that controls how Interactive Beam captures deterministic replayable data from sources.""" def __init__(self): self._enable_capture_replay = True self._capturable_sources = { ReadFromPubSub, } # yapf: disable self._capture_duration = timedelta(seconds=60) self._capture_size_limit = 1e9 self._test_limiters = None
[docs] def limiters(self): # type: () -> List[capture_limiters.Limiter] # noqa: F821 if self._test_limiters: return self._test_limiters return [ capture_limiters.SizeLimiter(self._capture_size_limit), capture_limiters.DurationLimiter(self._capture_duration) ]
[docs] def set_limiters_for_test(self, limiters): # type: (List[capture_limiters.Limiter]) -> None # noqa: F821 self._test_limiters = limiters
[docs]def evict_captured_data(pipeline=None): """Evicts all deterministic replayable data that have been captured by Interactive Beam for the given pipeline. If no pipeline is specified, evicts for all user defined pipelines. In future PCollection evaluation/visualization and pipeline runs, Interactive Beam will capture fresh data.""" if ie.current_env().options.enable_recording_replay: 'You have requested Interactive Beam to evict all recorded ' 'data that could be deterministically replayed among multiple ' 'pipeline runs.') ie.current_env().cleanup(pipeline)