[issue12021] mmap.read requires an argument

[Petri Lehtinen]

Petri Lehtinen <petri at digip.org> added the comment:

I noticed that RawIOBase.read, TextIOBase.read, etc also accept None as the argument, treating it as -1. Should this be implemented, too?

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue12021>
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