[issue22166] test_codecs leaks references

[STINNER Victor]

STINNER Victor added the comment:

Attached: Draft patch to fix some reference leaks in test_codecs.

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title: test_codecs "leaking" references -> test_codecs leaks references
Added file: http://bugs.python.org/file36524/test_codecs_fix1.patch

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<http://bugs.python.org/issue22166>
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