def make_lazy_object(func, *args, **kwargs):
""" SimpleLazyOjbect 扩展(默认仅接受无参数的函数) """
partial_func = functools.partial(func, *args, **kwargs)
return functional.SimpleLazyObject(partial_func)
def process_request(self, request):
request.service_is_readonly = functional.SimpleLazyObject(
self.is_service_read_only)
from django.utils.module_loading import import_string
from django.conf import settings
from django.utils import functional
def get_user_management():
return import_string(settings.USER_MGMT_BACKEND)()
user_mgtm_backend = functional.SimpleLazyObject(get_user_management)
def get_s3():
return boto3.client("s3", endpoint_url=settings.AWS_ENDPOINT_URL)
def get_sqs():
return boto3.client(
"sqs",
endpoint_url=settings.AWS_ENDPOINT_URL,
aws_access_key_id=settings.AWS_ACCESS_KEY_ID,
aws_secret_access_key=settings.AWS_SECRET_ACCESS_KEY,
)
s3 = functional.SimpleLazyObject(get_s3)
sqs = functional.SimpleLazyObject(get_sqs)
def local_lambda_invoke(payload):
data = {
"Records": [{
"messageId": "059f36b4-87a3-44ab-83d2-661975830a7d",
"receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...",
"body": json.dumps(payload),
"attributes": {
"ApproximateReceiveCount": "1",
"SentTimestamp": "1545082649183",
"SenderId": "AIDAIENQZJOLO23YVJ4VO",
"ApproximateFirstReceiveTimestamp": "1545082649185",
},
def get_lazy_queryset(alias):
""" Queryset(lazy)
"""
return functional.SimpleLazyObject(partial(get_queryset, alias))
def get_lazy_dao(alias, dao_class_or_namespace=None):
""" Manager(lazy)
"""
return functional.SimpleLazyObject(
partial(get_dao, alias, dao_class_or_namespace=dao_class_or_namespace))
def get_lazy_model(alias):
""" Model(lazy)
"""
return functional.SimpleLazyObject(partial(get_model, alias))