# inputFileName.py  v.1.1, Sep 19 2005, by leonardo maffi
# Derived from tkdu-1.4 code by Jeff Epler  http://unpythonic.net/jeff/tkdu/

def inputFileName():
    """fileinput() returns:
    - 1 input filename (taken from the first sys.argv or from a file request window)
    - 1 boolean that is True if the filename comes from the command line."""
    import sys, Tkinter
    from tkFileDialog import askopenfilename
    if len(sys.argv) == 2:
        filename = sys.argv[1]
    else:
        root = Tkinter.Tk()
        root.wm_withdraw()
        filename = askopenfilename()
        if Tkinter._default_root is root:
            Tkinter._default_root = None
        root.destroy()
    return filename, len(sys.argv)==2


if __name__ == '__main__':
    fname, fromcl = inputFileName()
    print fname
    print fromcl