(self)
Attach callback to all vars that are not traced.
Attach callback to all vars that are not traced.
Attach callback to all vars that are not traced .
def attach(self):
        "Attach callback to all vars that are not traced."
        while self.untraced:
            var, callback = self.untraced.pop()
            var.trace_add('write', callback)
            self.traced.append((var, callback))
def attach ( self ) : while self . untraced : var , callback = self . untraced . pop ( ) var . trace_add ( 'write' , callback ) self . traced . append ( ( var , callback ) )