Dict when defining not returning multi value key error

Ned Batchelder ned at nedbatchelder.com
Sat Aug 2 07:43:49 EDT 2014


On 8/1/14 10:30 AM, Ian Kelly wrote:
> On Thu, Jul 31, 2014 at 9:28 PM, Terry Reedy <tjreedy at udel.edu> wrote:
>> On 7/31/2014 5:15 PM, Ian Kelly wrote:
>>>
>>> On Thu, Jul 31, 2014 at 5:24 AM, Dilu Sasidharan <dilu.seven at gmail.com>
>>> wrote:
>>>>
>>>> Hi,
>>>>
>>>> I am wondering why the dictionary in python not returning multi value key
>>>> error when i define something like
>>>>
>>>> p = {'k':"value0",'k':"value1"}
>>>>
>>>> key is string immutable and sometimes shares same id.
>>>>
>>>> also if the key is immutable and have different ids.
>>>>
>>>> like
>>>>
>>>> p = {'1':"value0",'1.0':"value1"}
>>>
>>>
>>> In this latter case note that '1' and '1.0' are not equal, so this
>>> will simply result in two separate entries in the dict anyway.
>>
>>
>> Dilu presumably meant
>>
>>>>> p = {1:"value0", 1.0:"value1"}
>>>>> p
>> {1: 'value1'}
>
> Maybe, but it was explicitly stated that the keys were strings.
>

You are right, my mistake.  Apologies.

-- 
Ned Batchelder, http://nedbatchelder.com




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