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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 delete_cached_branch_info(self):
        '''
            Deletes cached branch_info file
        '''
        if os.path.isfile(constants.cached_branch_info):
            logger.debug('Deleting cached branch_info file...')
            os.remove(constants.cached_branch_info)
        else:
            logger.debug('Cached branch_info file does not exist.')