本文整理汇总了Python中django.db.backends.DatabaseError方法的典型用法代码示例。如果您正苦于以下问题：Python backends.DatabaseError方法的具体用法？Python backends.DatabaseError怎么用？Python backends.DatabaseError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django.db.backends的用法示例。
在下文中一共展示了backends.DatabaseError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: _validate_thread_sharing
# 需要导入模块: from django.db import backends [as 别名]
# 或者: from django.db.backends import DatabaseError [as 别名]
def _validate_thread_sharing(self):
if (not self.allow_thread_sharing
and self._thread_ident != _get_ident()):
raise DatabaseError("DatabaseWrapper objects created in a "
"thread can only be used in that same thread. The object "
"with alias '%s' was created in thread id %s and this is "
"thread id %s."
% (self.alias, self._thread_ident, _get_ident())) 示例2: patch_thread_ident
# 需要导入模块: from django.db import backends [as 别名]
# 或者: from django.db.backends import DatabaseError [as 别名]
def patch_thread_ident():
# monkey patch django.
# This patch make sure that we use real threads to get the ident which
# is going to happen if we are using gevent or eventlet.
# -- patch taken from gunicorn
if getattr(patch_thread_ident, 'called', False):
return
try:
from django.db.backends import BaseDatabaseWrapper, DatabaseError
if 'validate_thread_sharing' in BaseDatabaseWrapper.__dict__:
import thread
_get_ident = thread.get_ident
__old__init__ = BaseDatabaseWrapper.__init__
def _init(self, *args, **kwargs):
__old__init__(self, *args, **kwargs)
self._thread_ident = _get_ident()
def _validate_thread_sharing(self):
if (not self.allow_thread_sharing
and self._thread_ident != _get_ident()):
raise DatabaseError(
DB_SHARED_THREAD % (
self.alias, self._thread_ident, _get_ident()),
)
BaseDatabaseWrapper.__init__ = _init
BaseDatabaseWrapper.validate_thread_sharing = \
_validate_thread_sharing
patch_thread_ident.called = True
except ImportError:
pass