Mercurial > hg
view hgext/remotefilelog/lz4wrapper.py @ 40500:b67854106edb
remotefilelog: prune obsolete method
Differential Revision: https://phab.mercurial-scm.org/D4940
author | Augie Fackler <augie@google.com> |
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date | Wed, 03 Oct 2018 17:18:20 -0400 |
parents | 3a333a582d7b |
children |
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from __future__ import absolute_import from mercurial.i18n import _ from mercurial import ( demandimport, error, util, ) if util.safehasattr(demandimport, 'IGNORES'): # Since 670eb4fa1b86 demandimport.IGNORES.update(['pkgutil', 'pkg_resources', '__main__']) else: demandimport.ignore.extend(['pkgutil', 'pkg_resources', '__main__']) def missing(*args, **kwargs): raise error.Abort(_('remotefilelog extension requires lz4 support')) lz4compress = lzcompresshc = lz4decompress = missing with demandimport.deactivated(): import lz4 try: # newer python-lz4 has these functions deprecated as top-level ones, # so we are trying to import from lz4.block first def _compressHC(*args, **kwargs): return lz4.block.compress(*args, mode='high_compression', **kwargs) lzcompresshc = _compressHC lz4compress = lz4.block.compress lz4decompress = lz4.block.decompress except AttributeError: try: lzcompresshc = lz4.compressHC lz4compress = lz4.compress lz4decompress = lz4.decompress except AttributeError: pass