[pymtl.tools.transl] fix bug introduced in 9230654
[pymtl.tools.transl] fix bug introduced in 9230654

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