本文整理汇总了Python中sqlalchemy.types.PickleType方法的典型用法代码示例。如果您正苦于以下问题：Python types.PickleType方法的具体用法？Python types.PickleType怎么用？Python types.PickleType使用的例子？那么, 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.types的用法示例。
在下文中一共展示了types.PickleType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: test_ad_hoc_types
# 需要导入模块: from sqlalchemy import types [as 别名]
# 或者: from sqlalchemy.types import PickleType [as 别名]
def test_ad_hoc_types(self):
"""test storage of bind processors, result processors
in dialect-wide registry."""
from sqlalchemy.dialects import mysql, postgresql, sqlite
from sqlalchemy import types
eng = engines.testing_engine()
for args in (
(types.Integer,),
(types.String,),
(types.PickleType,),
(types.Enum, "a", "b", "c"),
(sqlite.DATETIME,),
(postgresql.ENUM, "a", "b", "c"),
(types.Interval,),
(postgresql.INTERVAL,),
(mysql.VARCHAR,),
):
@profile_memory()
def go():
type_ = args[0](*args[1:])
bp = type_._cached_bind_processor(eng.dialect)
rp = type_._cached_result_processor(eng.dialect, 0)
bp, rp # strong reference
go()
assert not eng.dialect._type_memos 示例2: define_tables
# 需要导入模块: from sqlalchemy import types [as 别名]
# 或者: from sqlalchemy.types import PickleType [as 别名]
def define_tables(cls, metadata):
MutableDict = cls._type_fixture()
mutable_pickle = MutableDict.as_mutable(PickleType)
Table(
"foo",
metadata,
Column(
"id", Integer, primary_key=True, test_needs_autoincrement=True
),
Column("data", mutable_pickle, default={}),
)