/usr/lib/python3/dist-packages/factory/alchemy.py is in python3-factory-boy 2.8.1-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | # -*- coding: utf-8 -*-
# Copyright (c) 2013 Romain Commandé
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from __future__ import unicode_literals
from . import base
import warnings
SESSION_PERSISTENCE_COMMIT = 'commit'
SESSION_PERSISTENCE_FLUSH = 'flush'
VALID_SESSION_PERSISTENCE_TYPES = [
None,
SESSION_PERSISTENCE_COMMIT,
SESSION_PERSISTENCE_FLUSH,
]
class SQLAlchemyOptions(base.FactoryOptions):
def _check_sqlalchemy_session_persistence(self, meta, value):
if value not in VALID_SESSION_PERSISTENCE_TYPES:
raise TypeError(
"%s.sqlalchemy_session_persistence must be one of %s, got %r" %
(meta, VALID_SESSION_PERSISTENCE_TYPES, value)
)
def _check_force_flush(self, meta, value):
if value:
warnings.warn(
"%(meta)s.force_flush has been deprecated as of 2.8.0 and will be removed in 3.0.0. "
"Please set ``%(meta)s.sqlalchemy_session_persistence = 'flush'`` instead."
% dict(meta=meta),
DeprecationWarning,
# Stacklevel:
# declaration -> FactoryMetaClass.__new__ -> meta.contribute_to_class
# -> meta._fill_from_meta -> option.apply -> option.checker
stacklevel=6,
)
def _build_default_options(self):
return super(SQLAlchemyOptions, self)._build_default_options() + [
base.OptionDefault('sqlalchemy_session', None, inherit=True),
base.OptionDefault(
'sqlalchemy_session_persistence',
None,
inherit=True,
checker=self._check_sqlalchemy_session_persistence,
),
# DEPRECATED as of 2.8.0, remove in 3.0.0
base.OptionDefault(
'force_flush',
False,
inherit=True,
checker=self._check_force_flush,
),
]
class SQLAlchemyModelFactory(base.Factory):
"""Factory for SQLAlchemy models. """
_options_class = SQLAlchemyOptions
class Meta:
abstract = True
@classmethod
def _create(cls, model_class, *args, **kwargs):
"""Create an instance of the model, and save it to the database."""
session = cls._meta.sqlalchemy_session
session_persistence = cls._meta.sqlalchemy_session_persistence
if cls._meta.force_flush:
session_persistence = SESSION_PERSISTENCE_FLUSH
obj = model_class(*args, **kwargs)
session.add(obj)
if session_persistence == SESSION_PERSISTENCE_FLUSH:
session.flush()
elif session_persistence == SESSION_PERSISTENCE_COMMIT:
session.commit()
return obj
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