String changing size on failure?

[David Beazley]

Nah. I discuss this behavior (caching of UTF-8 conversions in the C API)  in section 15.14 of the Python Cookbook.  The tweet was a tutorial, not a question ;-).   Admittedly, an evil tutorial...

Cheers,
Dave

> On Nov 1, 2017, at 2:53 PM, Skip Montanaro <skip.montanaro at gmail.com> wrote:
> 
> Leave it to DB to ask the tough questions other people won't. :-)
> 
> Skip
> 
> 
> On Wed, Nov 1, 2017 at 2:26 PM, Ned Batchelder <ned at nedbatchelder.com> wrote:
>> From David Beazley (https://twitter.com/dabeaz/status/925787482515533830):
>> 
>>>>> a = 'n'
>>>>> b = 'ñ'
>>>>> sys.getsizeof(a)
>>   50
>>>>> sys.getsizeof(b)
>>   74
>>>>> float(b)
>>   Traceback (most recent call last):
>>      File "<stdin>", line 1, in <module>
>>   ValueError: could not convert string to float: 'ñ'
>>>>> sys.getsizeof(b)
>>   77
>> 
>> Huh?
>> 
>> --Ned.
>> 
>> --
>> https://mail.python.org/mailman/listinfo/python-list