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comparison piecrust/data/iterators.py @ 455:cb3446be44b7

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bake: Abort "render first" jobs if we start using other pages. This prevents the baker from having one worker stuck on a very long job, like rendering the index page of a blog with lots and lots of posts.
author Ludovic Chabant <ludovic@chabant.com>
date Wed, 08 Jul 2015 22:51:29 -0700
parents fd8e39254da0
children 911a054f4fbd
comparison
equal deleted inserted replaced
454:96d363e2da4b 455:cb3446be44b7
1 import logging 1 import logging
2 from piecrust.data.filters import PaginationFilter 2 from piecrust.data.filters import PaginationFilter
3 from piecrust.environment import AbortedSourceUseError
3 from piecrust.events import Event 4 from piecrust.events import Event
5 from piecrust.sources.base import PageSource
4 from piecrust.sources.interfaces import IPaginationSource 6 from piecrust.sources.interfaces import IPaginationSource
5 7
6 8
7 logger = logging.getLogger(__name__) 9 logger = logging.getLogger(__name__)
8 10
287 289
288 def _load(self): 290 def _load(self):
289 if self._pagesData is not None: 291 if self._pagesData is not None:
290 return 292 return
291 293
294 if (self._current_page is not None and
295 self._current_page.app.env.abort_source_use and
296 isinstance(self._source, PageSource)):
297 logger.debug("Aborting iteration from %s." %
298 self._current_page.ref_spec)
299 raise AbortedSourceUseError()
300
292 self._ensureSorter() 301 self._ensureSorter()
293 302
294 it_chain = self._pages 303 it_chain = self._pages
295 is_pgn_source = False 304 is_pgn_source = False
296 if isinstance(self._source, IPaginationSource): 305 if isinstance(self._source, IPaginationSource):