Arma_2_numpy is a small library that transfer bumpy ndarrays into Armadillo vec or mat. It is now inluded in simcoon It is intentionally light, avoiding complex wrappers for arma::vec and arma::mat in python.
Arma_2_numopy provides 4 functions :
-arma2vec -vec2arma
-arma2mat -mat2arma
It is as simple as that.