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How to use do_migration method in autotest

Best Python code snippet using autotest_python

dbmigrator.py

Source:dbmigrator.py

...38            from .migrate15to16 import do_migration39        else:40            raise Exception(f"DB migration of version {current} to {current+1} is not available")41        try:42            do_migration(conf)43        except Exception:44            log.exception("failed to migrate database")45            if os.path.exists(os.path.join(conf.data_dir, "lbrynet.sqlite")):46                backup_name = f"rev_{current}_unmigrated_database"47                count = 048                while os.path.exists(os.path.join(conf.data_dir, backup_name + ".sqlite")):49                    count += 150                    backup_name = f"rev_{current}_unmigrated_database_{count}"51                backup_path = os.path.join(conf.data_dir, backup_name + ".sqlite")52                os.rename(os.path.join(conf.data_dir, "lbrynet.sqlite"), backup_path)53                log.info("made a backup of the unmigrated database: %s", backup_path)54            if os.path.isfile(os.path.join(conf.data_dir, "db_revision")):55                os.remove(os.path.join(conf.data_dir, "db_revision"))56            return None...

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