reproducible: _db_maintenance: run the update queries in a single

import re

import sys

from datetime import datetime

from sqlalchemy.orm import sessionmaker

from rblib import query_db

from rblib.confparse import log

from rblib.const import DB_METADATA

from rblib.const import DB_ENGINE, DB_METADATA

from rblib.utils import print_critical_message

now = datetime.now().strftime("%Y-%m-%d-%H-%M-%S")

                               '  the last update available.\nPlease check!')

        sys.exit(1)

    log.info('Found schema updates.')

    Session = sessionmaker(bind=DB_ENGINE, autocommit=True)

    session = Session()

    for update in range(current+1, last+1):

        log.info('Applying database update #' + str(update) + '. Queries:')

        startTime = datetime.now()

        with session.begin():

            for query in schema_updates[update]:

                log.info('\t' + query)

            query_db(query)

                session.execute(query)

        log.info(str(len(schema_updates[update])) + ' queries executed in ' +

                 str(datetime.now() - startTime))

    return True