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io.RawIOBase.readinto()

readinto(b)

Read bytes into a pre-allocated, writable bytes-like object b, and return the number of bytes read. If the object is in non-blocking mode and no bytes are available, None is returned.

Links:

https://docs.python.org/3.5/library/io.html#io.RawIOBase.readinto

doc_python

2016-10-07 17:35:21

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