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bpo-37571: Add 'b' to prevent the TypeError exception. (GH-14721)

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Co-Authored-By: Kyle Stanley <aeros167@gmail.com>
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Michele Angrisano 2019-07-14 09:55:11 +02:00 • committed by Steve Dower
parent 8efade91b1
commit 6b929580eb
1 changed files with 8 additions and 3 deletions
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Doc/library/ctypes.rst
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@ -1178,12 +1178,17 @@ the root-object's underlying buffer.
Another example that may behave different from what one would expect is this:: Another example that may behave different from what one would expect is this::
>>> s = c_char_p() >>> s = c_char_p()
>>> s.value = "abc def ghi" >>> s.value = b"abc def ghi"
>>> s.value >>> s.value
'abc def ghi' b'abc def ghi'
>>> s.value is s.value >>> s.value is s.value
False False
>>> >>>
.. note::
Objects instantiated from :class:`c_char_p` can only have their value set to bytes
or integers.
Why is it printing ``False``? ctypes instances are objects containing a memory Why is it printing ``False``? ctypes instances are objects containing a memory
block plus some :term:`descriptor`\s accessing the contents of the memory. block plus some :term:`descriptor`\s accessing the contents of the memory.