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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 initialize_plugin_in_mainwindow_layout(self):
 """ If this is the first time the plugin is shown, perform actions to initialize plugin position in Spyder's window layout. Use on_first_registration to define the actions to be run by your plugin """

        if self.get_option('first_time', True):
            try:
                self.on_first_registration()
            except NotImplementedError:
                return
            self.set_option('first_time', False)