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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def toggle_input(self):
 """Change behaviour of radio button based on input."""

        current_index = self.input.currentIndex()
        # If current input is not a radio button enabler, disable radio button.
        if self.input.itemData(current_index, Qt.UserRole) != (
                self.radio_button_enabler):
            self.disable_radio_button()
        # Otherwise, enable radio button.
        else:
            self.enable_radio_button()