chore: use property declarations for resource members

pyproject.toml

@@ -14,6 +14,7 @@ dependencies = [
     "anyio>=3.5.0, <5",
     "distro>=1.7.0, <2",
     "sniffio",
+    "cached-property; python_version < '3.8'",
 
 ]
 requires-python = ">= 3.7"

src/orb/_compat.py

@@ -173,3 +173,13 @@ class GenericModel(pydantic.BaseModel):
 
         class GenericModel(pydantic.generics.GenericModel, pydantic.BaseModel):
             ...
+
+
+# cached properties
+if TYPE_CHECKING:
+    cached_property = property
+else:
+    try:
+        from functools import cached_property as cached_property
+    except ImportError:
+        from cached_property import cached_property as cached_property

src/orb/resources/coupons/coupons.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Optional
+from typing import Optional
 
 import httpx
 
@@ -15,6 +15,7 @@
     NotGiven,
 )
 from ..._utils import maybe_transform
+from ..._compat import cached_property
 from ..._resource import SyncAPIResource, AsyncAPIResource
 from ..._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ...pagination import SyncPage, AsyncPage
@@ -29,20 +30,17 @@
     make_request_options,
 )
 
-if TYPE_CHECKING:
-    from ..._client import Orb, AsyncOrb
-
 __all__ = ["Coupons", "AsyncCoupons"]
 
 
 class Coupons(SyncAPIResource):
-    subscriptions: Subscriptions
-    with_raw_response: CouponsWithRawResponse
+    @cached_property
+    def subscriptions(self) -> Subscriptions:
+        return Subscriptions(self._client)
 
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.subscriptions = Subscriptions(client)
-        self.with_raw_response = CouponsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> CouponsWithRawResponse:
+        return CouponsWithRawResponse(self)
 
     def create(
         self,
@@ -242,13 +240,13 @@ def fetch(
 
 
 class AsyncCoupons(AsyncAPIResource):
-    subscriptions: AsyncSubscriptions
-    with_raw_response: AsyncCouponsWithRawResponse
+    @cached_property
+    def subscriptions(self) -> AsyncSubscriptions:
+        return AsyncSubscriptions(self._client)
 
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.subscriptions = AsyncSubscriptions(client)
-        self.with_raw_response = AsyncCouponsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncCouponsWithRawResponse:
+        return AsyncCouponsWithRawResponse(self)
 
     async def create(
         self,

src/orb/resources/coupons/subscriptions.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Optional
+from typing import Optional
 
 import httpx
 
@@ -15,6 +15,7 @@
     NotGiven,
 )
 from ..._utils import maybe_transform
+from ..._compat import cached_property
 from ..._resource import SyncAPIResource, AsyncAPIResource
 from ..._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ...pagination import SyncPage, AsyncPage
@@ -24,18 +25,13 @@
 )
 from ...types.coupons import subscription_list_params
 
-if TYPE_CHECKING:
-    from ..._client import Orb, AsyncOrb
-
 __all__ = ["Subscriptions", "AsyncSubscriptions"]
 
 
 class Subscriptions(SyncAPIResource):
-    with_raw_response: SubscriptionsWithRawResponse
-
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.with_raw_response = SubscriptionsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> SubscriptionsWithRawResponse:
+        return SubscriptionsWithRawResponse(self)
 
     def list(
         self,
@@ -91,11 +87,9 @@ def list(
 
 
 class AsyncSubscriptions(AsyncAPIResource):
-    with_raw_response: AsyncSubscriptionsWithRawResponse
-
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.with_raw_response = AsyncSubscriptionsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncSubscriptionsWithRawResponse:
+        return AsyncSubscriptionsWithRawResponse(self)
 
     def list(
         self,

src/orb/resources/credit_notes.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Optional
+from typing import Optional
 
 import httpx
 
@@ -15,6 +15,7 @@
     NotGiven,
 )
 from .._utils import maybe_transform
+from .._compat import cached_property
 from .._resource import SyncAPIResource, AsyncAPIResource
 from .._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ..pagination import SyncPage, AsyncPage
@@ -23,18 +24,13 @@
     make_request_options,
 )
 
-if TYPE_CHECKING:
-    from .._client import Orb, AsyncOrb
-
 __all__ = ["CreditNotes", "AsyncCreditNotes"]
 
 
 class CreditNotes(SyncAPIResource):
-    with_raw_response: CreditNotesWithRawResponse
-
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.with_raw_response = CreditNotesWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> CreditNotesWithRawResponse:
+        return CreditNotesWithRawResponse(self)
 
     def list(
         self,
@@ -121,11 +117,9 @@ def fetch(
 
 
 class AsyncCreditNotes(AsyncAPIResource):
-    with_raw_response: AsyncCreditNotesWithRawResponse
-
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.with_raw_response = AsyncCreditNotesWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncCreditNotesWithRawResponse:
+        return AsyncCreditNotesWithRawResponse(self)
 
     def list(
         self,

src/orb/resources/customers/balance_transactions.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Union, Optional
+from typing import Union, Optional
 from datetime import datetime
 from typing_extensions import Literal
 
@@ -16,6 +16,7 @@
     NotGiven,
 )
 from ..._utils import maybe_transform
+from ..._compat import cached_property
 from ..._resource import SyncAPIResource, AsyncAPIResource
 from ..._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ...pagination import SyncPage, AsyncPage
@@ -30,18 +31,13 @@
     balance_transaction_create_params,
 )
 
-if TYPE_CHECKING:
-    from ..._client import Orb, AsyncOrb
-
 __all__ = ["BalanceTransactions", "AsyncBalanceTransactions"]
 
 
 class BalanceTransactions(SyncAPIResource):
-    with_raw_response: BalanceTransactionsWithRawResponse
-
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.with_raw_response = BalanceTransactionsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> BalanceTransactionsWithRawResponse:
+        return BalanceTransactionsWithRawResponse(self)
 
     def create(
         self,
@@ -181,11 +177,9 @@ def list(
 
 
 class AsyncBalanceTransactions(AsyncAPIResource):
-    with_raw_response: AsyncBalanceTransactionsWithRawResponse
-
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.with_raw_response = AsyncBalanceTransactionsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncBalanceTransactionsWithRawResponse:
+        return AsyncBalanceTransactionsWithRawResponse(self)
 
     async def create(
         self,

src/orb/resources/customers/costs.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Union, Optional
+from typing import Union, Optional
 from datetime import datetime
 from typing_extensions import Literal
 
@@ -16,6 +16,7 @@
     NotGiven,
 )
 from ..._utils import maybe_transform
+from ..._compat import cached_property
 from ..._resource import SyncAPIResource, AsyncAPIResource
 from ..._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ..._base_client import (
@@ -28,18 +29,13 @@
     cost_list_by_external_id_params,
 )
 
-if TYPE_CHECKING:
-    from ..._client import Orb, AsyncOrb
-
 __all__ = ["Costs", "AsyncCosts"]
 
 
 class Costs(SyncAPIResource):
-    with_raw_response: CostsWithRawResponse
-
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.with_raw_response = CostsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> CostsWithRawResponse:
+        return CostsWithRawResponse(self)
 
     def list(
         self,
@@ -425,11 +421,9 @@ def list_by_external_id(
 
 
 class AsyncCosts(AsyncAPIResource):
-    with_raw_response: AsyncCostsWithRawResponse
-
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.with_raw_response = AsyncCostsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncCostsWithRawResponse:
+        return AsyncCostsWithRawResponse(self)
 
     async def list(
         self,

src/orb/resources/customers/credits/credits.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Optional
+from typing import Optional
 
 import httpx
 
@@ -15,6 +15,7 @@
     NotGiven,
 )
 from ...._utils import maybe_transform
+from ...._compat import cached_property
 from ...._resource import SyncAPIResource, AsyncAPIResource
 from ...._response import to_raw_response_wrapper, async_to_raw_response_wrapper
 from ....pagination import SyncPage, AsyncPage
@@ -29,20 +30,17 @@
     credit_list_by_external_id_params,
 )
 
-if TYPE_CHECKING:
-    from ...._client import Orb, AsyncOrb
-
 __all__ = ["Credits", "AsyncCredits"]
 
 
 class Credits(SyncAPIResource):
-    ledger: Ledger
-    with_raw_response: CreditsWithRawResponse
+    @cached_property
+    def ledger(self) -> Ledger:
+        return Ledger(self._client)
 
-    def __init__(self, client: Orb) -> None:
-        super().__init__(client)
-        self.ledger = Ledger(client)
-        self.with_raw_response = CreditsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> CreditsWithRawResponse:
+        return CreditsWithRawResponse(self)
 
     def list(
         self,
@@ -152,13 +150,13 @@ def list_by_external_id(
 
 
 class AsyncCredits(AsyncAPIResource):
-    ledger: AsyncLedger
-    with_raw_response: AsyncCreditsWithRawResponse
+    @cached_property
+    def ledger(self) -> AsyncLedger:
+        return AsyncLedger(self._client)
 
-    def __init__(self, client: AsyncOrb) -> None:
-        super().__init__(client)
-        self.ledger = AsyncLedger(client)
-        self.with_raw_response = AsyncCreditsWithRawResponse(self)
+    @cached_property
+    def with_raw_response(self) -> AsyncCreditsWithRawResponse:
+        return AsyncCreditsWithRawResponse(self)
 
     def list(
         self,