Assuming that is reproducible, does anyone have suggestions on how to get
around it?
On Fri, Dec 9, 2016 at 9:16 PM, Dave NotTelling <dmp250...@gmail.com> wrote:
> Here is a full example:
>
> [code]
>
> #!/usr/bin/python
>
> import pmt
>
> d = pmt.make_dict()
> d = pmt.dict_add(d, pmt.intern('a'), pmt.intern('a'))
> d = pmt.dict_add(d, pmt.intern('b'), pmt.intern('b'))
> d = pmt.dict_add(d, pmt.intern('c'), pmt.intern('c'))
>
> a = pmt.cons(d, pmt.make_u8vector(10, 10))
>
> print 'dict_keys with a populated dictionary'
> print pmt.dict_keys(a)
>
> a = pmt.cons(pmt.make_dict(), pmt.make_u8vector(10, 10))
>
> print 'dict_keys with an empty dictionary'
> print pmt.dict_keys(a)
>
> [/code]
>
> You end up with the following output:
>
> [output]
>
> dict_keys with a populated dictionary
> ((c . c))
> dict_keys with an empty dictionary
> Traceback (most recent call last):
> File "test.py", line 18, in <module>
> print pmt.dict_keys(a)
> File "/usr/local/lib/python2.7/dist-packages/pmt/pmt_swig.py", line
> 3010, in dict_keys
> return _pmt_swig.dict_keys(dict)
> RuntimeError: pmt_car: wrong_type : ()
>
>
> [/output]
>
> The first call to dict_keys(a) returns the last element in the
> dictionary. The second call errors out. Both should error out correct?
>
> On Fri, Dec 9, 2016 at 9:11 PM, Dave NotTelling <dmp250...@gmail.com>
> wrote:
>
>> I understand that it should bomb, but it doesn't if there are elements in
>> the dictionary of the pair generated by cons. that's the problem. calling
>> dict_keys should die on both tests, but returns just fine on the first
>> test.
>>
>>
>> On Dec 9, 2016 1:35 PM, "Martin Braun" <martin.br...@ettus.com> wrote:
>>
>> On 12/05/2016 01:56 PM, Dave NotTelling wrote:
>> > Marcus & Martin:
>> >
>> > I tried the dict_keys() method of checking, but even that can
>> > fail. Here is an example:
>> >
>> > [code]
>> >
>> > import pmt
>> >
>> > d = pmt.make_dict()
>> > d = pmt.dict_add(d, pmt.intern('a'), pmt.intern('a'))
>> > d = pmt.dict_add(d, pmt.intern('b'), pmt.intern('b'))
>> > d = pmt.dict_add(d, pmt.intern('c'), pmt.intern('c'))
>> >
>> > a = pmt.cons(d, pmt.make_u8vector(10, 10))
>> >
>> > print pmt.dict_keys(a)
>> >
>> > [/code]
>> >
>> > You end up with: ((c . c))
>> >
>> > The dict_keys() method will bomb if there are no elements in the
>> dictionary:
>> >
>> > print pmt.dict_keys(pmt.cons(pmt.make_dict(), pmt.make_u8vector(10,
>> 10)))
>>
>> It's supposed to bomb -- pmt.cons() does not return a dict. That's
>> exactly how you can test for dicts.
>>
>> See:
>> https://github.com/gnuradio/gnuradio/blob/1e8562c8d5430667b4
>> 8fced2d2e50ab5771dfb5e/gr-uhd/lib/usrp_block_impl.cc#L486-L494
>>
>> -- M
>>
>> _______________________________________________
>> Discuss-gnuradio mailing list
>> Discuss-gnuradio@gnu.org
>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>
>>
>>
>
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