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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 check_name(self, name=None):
        '''
        Checks the plugin name and sets it accordingly.
        Uses name if specified, class name if not set.
        '''
        if name:
            self.plugin_info['check_name'] = name

        if self.plugin_info['check_name'] is not None:
            return self.plugin_info['check_name']

        return self.__class__.__name__