本文整理汇总了Python中sqlalchemy.exc.UnboundExecutionError方法的典型用法代码示例。如果您正苦于以下问题：Python exc.UnboundExecutionError方法的具体用法？Python exc.UnboundExecutionError怎么用？Python exc.UnboundExecutionError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sqlalchemy.exc的用法示例。
在下文中一共展示了exc.UnboundExecutionError方法的6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_db_setup
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def do_db_setup():
"""the common routing for setting up the database
"""
from sqlalchemy.exc import UnboundExecutionError
from stalker.db.session import DBSession
try:
DBSession.connection()
logger.debug('already connected, not creating any new connections')
except UnboundExecutionError:
# DBSession.remove()
# DBSession.close()
# no connection do setup
logger.debug('doing a new connection with NullPool')
from anima import defaults
from sqlalchemy.pool import NullPool
settings = defaults.database_engine_settings
settings['sqlalchemy.poolclass'] = NullPool
from stalker import db
db.setup(settings) 示例2: test_create_drop_err_metadata
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def test_create_drop_err_metadata(self):
metadata = MetaData()
Table("test_table", metadata, Column("foo", Integer))
for meth in [metadata.create_all, metadata.drop_all]:
assert_raises_message(
exc.UnboundExecutionError,
"MetaData object is not bound to an Engine or Connection.",
meth,
) 示例3: test_create_drop_err_table
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def test_create_drop_err_table(self):
metadata = MetaData()
table = Table("test_table", metadata, Column("foo", Integer))
for meth in [table.create, table.drop]:
assert_raises_message(
exc.UnboundExecutionError,
(
"Table object 'test_table' is not bound to an Engine or "
"Connection."
),
meth,
) 示例4: test_clauseelement
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def test_clauseelement(self):
metadata = MetaData()
table = Table("test_table", metadata, Column("foo", Integer))
metadata.create_all(bind=testing.db)
try:
for elem in [
table.select,
lambda **kwargs: sa.func.current_timestamp(**kwargs).select(),
# func.current_timestamp().select,
lambda **kwargs: text("select * from test_table", **kwargs),
]:
for bind in (testing.db, testing.db.connect()):
try:
e = elem(bind=bind)
assert e.bind is bind
e.execute().close()
finally:
if isinstance(bind, engine.Connection):
bind.close()
e = elem()
assert e.bind is None
assert_raises(exc.UnboundExecutionError, e.execute)
finally:
if isinstance(bind, engine.Connection):
bind.close()
metadata.drop_all(bind=testing.db) 示例5: __eq__
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def __eq__(self, other):
"""'Deep, sparse compare.
Deeply compare two entities, following the non-None attributes of the
non-persisted object, if possible.
"""
if other is self:
return True
elif not self.__class__ == other.__class__:
return False
if id(self) in _recursion_stack:
return True
_recursion_stack.add(id(self))
try:
# pick the entity that's not SA persisted as the source
try:
self_key = sa.orm.attributes.instance_state(self).key
except sa.orm.exc.NO_STATE:
self_key = None
if other is None:
a = self
b = other
elif self_key is not None:
a = other
b = self
else:
a = self
b = other
for attr in list(a.__dict__):
if attr.startswith('_'):
continue
value = getattr(a, attr)
try:
# handle lazy loader errors
battr = getattr(b, attr)
except (AttributeError, sa_exc.UnboundExecutionError):
return False
if hasattr(value, '__iter__'):
if hasattr(value, '__getitem__') and not hasattr(
value, 'keys'):
if list(value) != list(battr):
return False
else:
if set(value) != set(battr):
return False
else:
if value is not None and value != battr:
return False
return True
finally:
_recursion_stack.remove(id(self)) 示例6: __eq__
# 需要导入模块: from sqlalchemy import exc [as 别名]
# 或者: from sqlalchemy.exc import UnboundExecutionError [as 别名]
def __eq__(self, other):
"""'Deep, sparse compare.
Deeply compare two entities, following the non-None attributes of the
non-persisted object, if possible.
"""
if other is self:
return True
elif not self.__class__ == other.__class__:
return False
if id(self) in _recursion_stack:
return True
_recursion_stack.add(id(self))
try:
# pick the entity thats not SA persisted as the source
try:
self_key = sa.orm.attributes.instance_state(self).key
except sa.orm.exc.NO_STATE:
self_key = None
if other is None:
a = self
b = other
elif self_key is not None:
a = other
b = self
else:
a = self
b = other
for attr in list(a.__dict__):
if attr.startswith('_'):
continue
value = getattr(a, attr)
try:
# handle lazy loader errors
battr = getattr(b, attr)
except (AttributeError, sa_exc.UnboundExecutionError):
return False
if hasattr(value, '__iter__'):
if hasattr(value, '__getitem__') and not hasattr(value, 'keys'):
if list(value) != list(battr):
return False
else:
if set(value) != set(battr):
return False
else:
if value is not None and value != battr:
return False
return True
finally:
_recursion_stack.remove(id(self))