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  • Committer: Jelmer Vernooij
  • Date: 2020-05-06 02:13:25 UTC
  • mfrom: (7490.7.21 work)
  • mto: This revision was merged to the branch mainline in revision 7501.
  • Revision ID: jelmer@jelmer.uk-20200506021325-awbmmqu1zyorz7sj
Merge 3.1 branch.

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breezy/lru_cache.py
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"""A simple least-recently-used (LRU) cache."""
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from __future__ import absolute_import, division
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from . import (
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    trace,
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    )
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from .sixish import (
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    viewitems,
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    viewkeys,
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    )
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_null_key = object()
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class _LRUNode(object):
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    """This maintains the linked-list which is the lru internals."""
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        :return: An unordered list of keys that are currently cached.
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        """
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        # GZ 2016-06-04: Maybe just make this return the view?
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        return list(viewkeys(self._cache))
 
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        return list(self._cache.keys())
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    def as_dict(self):
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        """Get a new dict with the same key:value pairs as the cache"""
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        return dict((k, n.value) for k, n in viewitems(self._cache))
 
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        return dict((k, n.value) for k, n in self._cache.items())
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    def cleanup(self):
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        """Clear the cache until it shrinks to the requested size.
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    defaults to len() if not supplied.
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    """
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    def __init__(self, max_size=1024*1024, after_cleanup_size=None,
 
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    def __init__(self, max_size=1024 * 1024, after_cleanup_size=None,
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                 compute_size=None):
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        """Create a new LRUSizeCache.
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