Fix 2 minors bugs in Palm4MSA c++ and pyfaust wrappers occurring only with a complex input matrix.

- init_facts weren't initialized as complex matrices in FaustCorePy.
- useless conjugate() calls in Palm4MSA::compute_grad_over_c() (it's managed directly in gemm() with a 'H' flag for transconjugate instead of a conjugate()+ 'T').

src/algorithm/factorization/faust_Palm4MSA.hpp

@@ -152,7 +152,6 @@ Faust::Palm4MSA<FPP,DEVICE,FPP2>::Palm4MSA(const Faust::ParamsPalm<FPP,DEVICE,FP
 		isCComputed = false;
 
    check_constraint_validity();
-
 }
 
 template<typename FPP,Device DEVICE,typename FPP2>
@@ -324,10 +323,6 @@ sprintf(nomFichier,"error_1_%d_device.tmp",cmpt);*/
       }
    }
 
-   //false is for disabling evaluation (because the transpose does it later)
-   LorR.conjugate(false);
-   RorL[m_indFact].conjugate(false);
-
    if (idx==0 || idx==2) // computing L'*error first, then (L'*error)*R'
    {
       if (!isUpdateWayR2L)

wrapper/python/src/_FaustCorePy.pyx

@@ -1097,7 +1097,7 @@ cdef class FaustFact:
                 cpp_params.init_fact_sizes[i*2+0] = p.init_facts[i].shape[0]
                 cpp_params.init_fact_sizes[i*2+1] = p.init_facts[i].shape[1]
             else:
-                tmp_mat_cplx = p.init_facts[i]
+                tmp_mat_cplx = p.init_facts[i].astype('complex')
                 cpp_params_cplx.init_facts[i] = &tmp_mat_cplx[0,0]
                 cpp_params_cplx.init_fact_sizes[i*2+0] = p.init_facts[i].shape[0]
                 cpp_params_cplx.init_fact_sizes[i*2+1] = p.init_facts[i].shape[1]