Posted by
Tawanda Gwena on
Aug 28, 2012; 12:54am
URL: http://quantlib.414.s1.nabble.com/print-vs-assign-output-in-QuantLib-SWIG-tp12595p12599.html
I've solved it.
I needed to say
ff:zeroRate(zDate,daycount,Annual):rate()
I had not realized there was an InterestRate wrapper in interestrate.i.
On Aug 27, 2012, at 10:55 AM, Luigi Ballabio <
[hidden email]> wrote:
> Hi Tawanda,
> I'm not sure what you mean by "I get the same string when I assign".
> Do you mean that if you write "x = ff:zeroRate(zDate,daycount,Annual)"
> (or whatever the syntax for assignment is in Lua) then x holds the
> string instead of an InterestRate instance? If so, it looks like an
> issue of the Lua wrappers to me...
>
> Luigi
>
> On Sun, Aug 26, 2012 at 1:08 AM, Tawanda Gwena <
[hidden email]> wrote:
>> I am working on quantlib-swig and porting it to Lua.
>>
>> I have been working with the interest rate curves. They mostly work except at the output stage. I successfully created the PiecewiseFlatForward object "ff". When I issue the command
>>
>> print(ff:zeroRate(zDate,daycount,Annual)
>>
>> I get the output
>>
>> 0.443772 % Actual/360 Annual compounding
>>
>> Unfortunately I get the same string when I assign, which is generally not easy to work with.
>>
>>
>> I would like to know how the other languages deal with it (Python for instance) and pointers to where I may be able to fix it.
>>
>> Thanks
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