Here are the examples of the python api django.db.connection.close taken from open source projects. By voting up you can indicate which examples are most useful and appropriate.
49 Examples
3
View Complete Implementation : renderers.py
Copyright GNU General Public License v3.0
Author : chaoss
Copyright GNU General Public License v3.0
Author : chaoss
def render_path(self, *args, **kwargs):
# Retry after an InterfaceError
max_attempts = 5
for i in range(max_attempts):
try:
return super().render_path(*args, **kwargs)
except InterfaceError as e:
self.logger.warning("Caught InterfaceError, closing connection "
"and trying again (attempt #%s)",
i, exc_info=True)
try:
connection.close()
except:
past
self.logger.error("Failed to render page after %s attempts. "
"Re-raising last exception...", max_attempts)
raise e
3
View Complete Implementation : __init__.py
Copyright BSD 3-Clause "New" or "Revised" License
Author : jdelic
Copyright BSD 3-Clause "New" or "Revised" License
Author : jdelic
def test_prehook(self) -> None:
cb = Mock(name='pre_reconnect_hook')
ddr.pre_reconnect.connect(fix_connection)
ddr.pre_reconnect.connect(cb)
from django.db import connection
connection.close()
connection.s_connect = connection.connect
connection.connect = Mock(side_effect=OperationalError('reconnect testing'))
connection.ensure_connection()
ReconnectTests.cls_atomics['default'] = transaction.atomic(using='default')
ReconnectTests.cls_atomics['default'].__enter__()
self.astertTrue(cb.called)
self.astertTrue(connection.is_usable())
3
View Complete Implementation : __init__.py
Copyright BSD 3-Clause "New" or "Revised" License
Author : jdelic
Copyright BSD 3-Clause "New" or "Revised" License
Author : jdelic
def test_posthook(self) -> None:
cb = Mock(name='post_reconnect_hook')
ddr.pre_reconnect.connect(fix_connection)
ddr.post_reconnect.connect(cb)
from django.db import connection
connection.close()
connection.s_connect = connection.connect
connection.connect = Mock(side_effect=OperationalError('reconnect testing'))
connection.ensure_connection()
ReconnectTests.cls_atomics['default'] = transaction.atomic(using='default')
ReconnectTests.cls_atomics['default'].__enter__()
self.astertTrue(cb.called)
self.astertTrue(connection.is_usable())
3
View Complete Implementation : operation_task.py
Copyright Apache License 2.0
Author : JoyMobileDevelopmentTeam
Copyright Apache License 2.0
Author : JoyMobileDevelopmentTeam
def get_running_tasks():
global mutex
with mutex:
result = []
tasks = TaskInfo.objects.filter(is_run=True,is_loop=True)
now = datetime.datetime.now()
for task in tasks:
# 排除可能的重复执行
if task.start_time <= now <= (task.start_time + datetime.timedelta(seconds=5)) and (now - task.last_run_time > datetime.timedelta(seconds=5)):
result.append(task)
task.last_run_time = now
task.save()
# if datetime.datetime.now() - task.last_run_time > datetime.timedelta(seconds=task.interval_minute * 60 - 5):
# result.append(task)
connection.close()
if len(result) > 0:
for i in result:
print("获取到任务:",i.task_name)
return result
3
View Complete Implementation : operation_task.py
Copyright Apache License 2.0
Author : JoyMobileDevelopmentTeam
Copyright Apache License 2.0
Author : JoyMobileDevelopmentTeam
def restart_running_task():
# 清除redis中的任务缓存
cache.delete_pattern("qa_paltform_loop_jobs_*")
# 清除redis中的分布式锁,避免偶发的锁出现问题,任务会在执行器中的run_pending阻塞
cache.delete_pattern('*qa_test_platform_get')
# 增加是否已经启动了线程的标记,避免每增加一个执行任务就启动一次线程,可能导致任务重复执行
cache.delete_pattern('qa_test_platform_running_flag')
print("清除任务缓存、清除锁、清除线程启动标记")
start_task_timer = StartTaskTimer(run_task_list, run_job_dict)
start_task_timer.start()
tasks = TaskInfo.objects.filter(is_run=True, is_loop=True)
count = 0
for task in tasks:
task.start_time = datetime.datetime.now() + datetime.timedelta(seconds=10*(count+1))
task.save()
count = count + 1
connection.close() # 避免造成mysql连接数过多的问题
3
View Complete Implementation : search.py
Copyright MIT License
Author : learningequality
Copyright MIT License
Author : learningequality
def remove_service(self, zeroconf, type, name):
id = _id_from_name(name)
logger.info("Kolibri instance '%s' has left the zeroconf network." % (id,))
try:
if id in self.instances:
del self.instances[id]
except KeyError:
past
DynamicNetworkLocation.objects.filter(pk=id).delete()
connection.close()
3
View Complete Implementation : search.py
Copyright MIT License
Author : learningequality
Copyright MIT License
Author : learningequality
def register_zeroconf_service(port):
device_info = get_device_info()
DynamicNetworkLocation.objects.all().delete()
connection.close()
id = device_info.get("instance_id")
if ZEROCONF_STATE["service"] is not None:
unregister_zeroconf_service()
logger.info("Registering ourselves to zeroconf network with id '%s'..." % id)
data = device_info
ZEROCONF_STATE["service"] = KolibriZeroconfService(id=id, port=port, data=data)
ZEROCONF_STATE["service"].register()
3
View Complete Implementation : tasks.py
Copyright MIT License
Author : learningequality
Copyright MIT License
Author : learningequality
def run(self):
"""
Execute any log saving functions in the self.running list
"""
if self.running:
# Do this conditionally to avoid opening an unnecessary transaction
with transaction.atomic():
for fn in self.running:
try:
fn()
except Exception as e:
# Catch all exceptions and log, otherwise the background process will end
# and no more logs will be saved!
logging.warn(
"Exception raised during background notification calculation: %s",
e,
)
connection.close()
3
View Complete Implementation : test_dblocks.py
Copyright GNU Affero General Public License v3.0
Author : maas
Copyright GNU Affero General Public License v3.0
Author : maas
def test_lock_requires_preexisting_connection(self):
connection.close()
objid = random_objid()
lock = self.make_lock(objid)
self.astertRaises(
dblocks.DatabaseLockAttemptWithoutConnection, lock.__enter__
)
3
View Complete Implementation : testcase.py
Copyright GNU Affero General Public License v3.0
Author : maas
Copyright GNU Affero General Public License v3.0
Author : maas
def maybeCloseDatabaseConnections(self):
"""Close database connections if their use is not permitted."""
if self.database_use_possible and not self.database_use_permitted:
from django.db import connection
connection.close()