How to use sample_region_backend method in localstack

Best Python code snippet using localstack_python

test_region_backend.py

Source:test_region_backend.py

...3from pytest import fixture, mark4from localstack.config import MULTI_ACCOUNTS5from localstack.services.generic_proxy import RegionBackend6@fixture7def sample_region_backend():8    class SampleRegionBackend(RegionBackend):9        CLASS_ATTR: list[Any] = []10        instance_attr: list[Any]11        def __init__(self):12            self.instance_attr = []13    return SampleRegionBackend14@mark.xfail(not MULTI_ACCOUNTS, reason="Multi-accounts feature must be enabled in env config")15def test_region_backend_namespacing(sample_region_backend):16    account1 = "696969696969"17    account2 = "424242424242"18    eu_region = "eu-central-1"19    ap_region = "ap-south-1"20    with patch("localstack.aws.accounts.account_id_resolver", new=lambda: account1):21        # Get backends for same account but different regions...

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