[pymtl] fix bug in args capture (#12)
[pymtl] fix bug in args capture (#12)

Glyfina-Fernando/pymtl,jck/pymtl,cornell-brg/pymtl,cornell-brg/pymtl,tj93/pymtl,tj93/pymtl,Glyfina-Fernando/pymtl,12yujim/pymtl,Glyfina-Fernando/pymtl,jjffryan/pymtl,cornell-brg/pymtl,12yujim/pymtl,cfelton/pymtl,jck/pymtl,cfelton/pymtl,tj93/pymtl,cfelton/pymtl,jjffryan/pymtl,jjffryan/pymtl,jck/pymtl,12yujim/pymtl