def pre_upgrade():
"""Run pre-upgrade checks (optional)."""
not_valid_nicknames = []
for user in db.engine.execute(db.select([User.nickname])):
if not User.check_nickname(user[0]):
not_valid_nicknames.append(user[0])
if len(not_valid_nicknames) > 0:
list_users = ', '.join(not_valid_nicknames)
raise RuntimeError(
"These nicknames are not valid: {list_users}. "
"Please fix them before continuing.".format(list_users=list_users))
def pre_upgrade():
"""Run pre-upgrade checks (optional)."""
not_valid_nicknames = []
for user in db.engine.execute(db.select([User.nickname])):
if not User.check_nickname(user[0]):
not_valid_nicknames.append(user[0])
if len(not_valid_nicknames) > 0:
list_users = ', '.join(not_valid_nicknames)
raise RuntimeError(
"These nicknames are not valid: {list_users}. "
"Please fix them before continuing.".format(
list_users=list_users)
)
def pre_upgrade():
"""Run pre-upgrade checks (optional)."""
users = User.query.all()
not_valid_nicknames = []
for user in users:
if not User.check_nickname(user.nickname):
not_valid_nicknames.append(user)
if len(not_valid_nicknames) > 0:
list_users = ', '.join([u.nickname for u in not_valid_nicknames])
raise RuntimeError(
"These nicknames are not valid: {list_users}. "
"Please fix them before continuing.".format(
list_users=list_users)
)
