本文整理汇总了Python中cms.db.SQLAlchemyAll.FSObject.delete_all方法的典型用法代码示例。如果您正苦于以下问题：Python FSObject.delete_all方法的具体用法？Python FSObject.delete_all怎么用？Python FSObject.delete_all使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cms.db.SQLAlchemyAll.FSObject的用法示例。
在下文中一共展示了FSObject.delete_all方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: do_import
# 需要导入模块: from cms.db.SQLAlchemyAll import FSObject [as 别名]
# 或者: from cms.db.SQLAlchemyAll.FSObject import delete_all [as 别名]
def do_import(self):
"""Take care of creating the database structure, delegating
the loading of the contest data and putting them on the
database.
"""
logger.info("Creating database structure.")
if self.drop:
try:
with SessionGen() as session:
FSObject.delete_all(session)
session.commit()
metadata.drop_all()
except sqlalchemy.exc.OperationalError as error:
logger.critical("Unable to access DB.\n%r" % error)
return False
try:
metadata.create_all()
except sqlalchemy.exc.OperationalError as error:
logger.critical("Unable to access DB.\n%r" % error)
return False
contest = Contest.import_from_dict(self.loader.import_contest(self.path))
logger.info("Creating contest on the database.")
with SessionGen() as session:
session.add(contest)
logger.info("Analyzing database.")
session.commit()
contest_id = contest.id
analyze_all_tables(session)
logger.info("Import finished (new contest id: %s)." % contest_id)
return True示例2: _prepare_db
# 需要导入模块: from cms.db.SQLAlchemyAll import FSObject [as 别名]
# 或者: from cms.db.SQLAlchemyAll.FSObject import delete_all [as 别名]
def _prepare_db(self):
logger.info("Creating database structure.")
if self.drop:
try:
with SessionGen() as session:
FSObject.delete_all(session)
session.commit()
metadata.drop_all()
except sqlalchemy.exc.OperationalError as error:
logger.critical("Unable to access DB.\n%r" % error)
return False
try:
metadata.create_all()
except sqlalchemy.exc.OperationalError as error:
logger.critical("Unable to access DB.\n%r" % error)
return False