--===============0212533774== Content-Type: multipart/alternative; boundary="0-1346416756-1161711102=:29347" --0-1346416756-1161711102=:29347 Content-Type: text/plain; charset=ascii Content-Transfer-Encoding: quoted-printable Thanks for everybody's advice, on both forums (tkinter-discuss & python-lis= t).=0A=0AI end up using Fredrik's Lundh solution, since, in my project, mul= tiple buttons are using the same callback, and their creation is controlled= by the interaction with the user.=0A=0AThanks again,=0ASorin=0A=0A=0A=0A --0-1346416756-1161711102=:29347 Content-Type: text/html; charset=ascii Content-Transfer-Encoding: quoted-printable