Opened 23 months ago

#6107 defect new

twisted.python.compat.lazyByteSlice is not lazy on Python 3, leading to performance issues

Reported by: itamar Owned by:
Priority: normal Milestone: Python-3.x
Component: core Keywords:
Cc: Branch:
Author: Launchpad Bug:

Description

As demonstrated by twisted.test.test_tcp.LargeBufferTestCase, the fact twisted.python.compat.lazyByteSlice isn't lazy and actually does a copy on Python 3 leads to performance problems.

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