Re: Problem with multiple input in Python OOT module

[Ron Economos]

The YAML for multiple inputs is:

inputs:
-   domain: stream
    dtype: complex
    multiplicity: '3'

Ron

On 1/11/21 15:15, George Edwards wrote:
> Hello,
>
> I wrote an OOT Python module with multiple inputs and when I run the 
> QA test, it says there is an error in a swig file and throws the 
> message below:
>
> TypeError: 'in method vector_source_c_make', argument 1 of type 
> 'std::vector< std::complex< float >,std::allocator< std::complex< 
> float  > > > const &'
>
> I looked in the swig file, but do not see anything at the stated line 
> number that helps me. The comment in the swig file states that the 
> block produces a stream of samples based on an input vector. Below, I 
> describe how I coded in inputs and output python and QA test files, 
> which must not be correct.
> 1. In the general_work() because I have 3 inputs (complex valued), I set:
> in0 = input_items[0]  #to collect input stream 0
> in1 = input_items[1]
> in2 = input_items[2]
> *  In the general_work(), I set the single output for now to be one of 
> the inputs as follows:
> output_items[0][:] = in0
>
> 2. In the method __init__(self), I set input/output as follows:
> in_sig = [np.complex64, np.complex64, np.complex]     # import numpy 
> as np
> out_sig =[np.complex46]
>
> 3. In YML file, I set:
> inputs:
> - label: in0
>   dtype: complex
> - label: in1
>   dtype: complex
> - label: in2
>   dtype: complex
> 4. In QA file, I assigned 3 complex source inputs src_d0, src_d1, 
> src_d2 and so my source input is:
> src = blocks.vector_source_c(src_d0, src_d1, src_d2)
>
> I will appreciate any help or advice because something must be wrong 
> with my code listed above.
>
> Thank you!
>
> George