On Tue, Feb 10, 2009 at 12:21 PM, Muddy Coder <cosmo_gene...@yahoo.com> wrote: > Hi Folks, > > I want to use a Button to trigger askopenfilename() dialog, then I can > select a file. My short code is below: > > > def select_file(): > filenam = askopenfilename(title='Get the file:') > return filenam > > root = Tk() > Button(root, text='Select a file', command=select_file).pack() > root.mainloop() > > My goal is to get the path of filenam, but the function select_file() > has nowhere to return what it selected. Can anybody help me out? I > consulted the book of Programming Python, but found no demo in this > regard. If the function has no return, command=blabla will work > nicely. I am lost in the scope.
The function has nowhere to return its value to (except somewhere in the innards of Tkinter, where it's discarded), so indeed it should *not* return. You instead need to modify some program state to hold the would-be return value. Cheers, Chris -- Follow the path of the Iguana... http://rebertia.com -- http://mail.python.org/mailman/listinfo/python-list
