Add missing __slots__ to third-party packages (#15454)

stubs/JACK-Client/jack/__init__.pyi

@@ -271,6 +271,7 @@ class RingBuffer:
     def size(self) -> int: ...
 
 class Status:
+    __slots__ = "_code"
     def __init__(self, code: int) -> None: ...
     @property
     def failure(self) -> bool: ...
@@ -300,6 +301,7 @@ class Status:
     def client_zombie(self) -> bool: ...
 
 class TransportState:
+    __slots__ = "_code"
     def __init__(self, code: int) -> None: ...
     def __eq__(self, other: object) -> bool: ...
     def __hash__(self) -> int: ...

stubs/WebOb/webob/acceptparse.pyi

@@ -63,11 +63,15 @@ _AcceptLanguageProperty: TypeAlias = AsymmetricPropertyWithDelete[
     ),
 ]
 
-class AcceptOffer(NamedTuple):
+@type_check_only
+class _AcceptOffer(NamedTuple):
     type: str
     subtype: str
     params: tuple[tuple[str, str], ...]
 
+class AcceptOffer(_AcceptOffer):
+    __slots__ = ()
+
 class Accept:
     @classmethod
     def parse(cls, value: str) -> Iterator[_ParsedAccept]: ...

stubs/docutils/docutils/__init__.pyi

@@ -15,6 +15,7 @@ class _VersionInfo(NamedTuple):
     release: bool
 
 class VersionInfo(_VersionInfo):
+    __slots__ = ()
     def __new__(
         cls, major: int = 0, minor: int = 0, micro: int = 0, releaselevel: str = "final", serial: int = 0, release: bool = True
     ) -> Self: ...

stubs/google-cloud-ndb/google/cloud/ndb/_options.pyi

@@ -1,6 +1,20 @@
 from _typeshed import Incomplete
 
 class Options:
+    __slots__ = (
+        "retries",
+        "timeout",
+        "use_cache",
+        "use_global_cache",
+        "global_cache_timeout",
+        "use_datastore",
+        "force_writes",
+        "max_memcache_items",
+        "propagation",
+        "deadline",
+        "use_memcache",
+        "memcache_timeout",
+    )
     @classmethod
     def options(cls, wrapped, _disambiguate_from_model_properties: bool = ...): ...
     @classmethod
@@ -12,4 +26,5 @@ class Options:
     def items(self) -> None: ...
 
 class ReadOptions(Options):
+    __slots__ = ("read_consistency", "read_policy", "transaction")
     def __init__(self, config: Incomplete | None = ..., **kwargs) -> None: ...

stubs/google-cloud-ndb/google/cloud/ndb/model.pyi

@@ -137,6 +137,7 @@ class BlobProperty(Property):
     def __get__(self, entity: Model, unused_cls: type[Model] | None = ...) -> bytes | list[bytes] | None: ...
 
 class CompressedTextProperty(BlobProperty):
+    __slots__ = ()
     def __init__(self, *args, **kwargs) -> None: ...
 
 class TextProperty(Property):

stubs/google-cloud-ndb/google/cloud/ndb/query.pyi

@@ -88,6 +88,25 @@ AND = ConjunctionNode
 OR = DisjunctionNode
 
 class QueryOptions(_options.ReadOptions):
+    __slots__ = (
+        "kind",
+        "ancestor",
+        "filters",
+        "order_by",
+        "orders",
+        "distinct_on",
+        "group_by",
+        "namespace",
+        "project",
+        "database",
+        "keys_only",
+        "limit",
+        "offset",
+        "start_cursor",
+        "end_cursor",
+        "projection",
+        "callback",
+    )
     project: Incomplete
     namespace: Incomplete
     database: str | None

stubs/icalendar/icalendar/parser.pyi

@@ -81,6 +81,7 @@ def unescape_list_or_string(val: list[str]) -> list[str]: ...
 def unescape_list_or_string(val: str) -> str: ...
 
 class Contentline(str):
+    __slots__ = ("strict",)
     strict: bool
     def __new__(cls, value: str | bytes, strict: bool = False, encoding: str = "utf-8") -> Self: ...
     @classmethod

stubs/icalendar/icalendar/prop.pyi

@@ -72,6 +72,7 @@ class vBoolean(int):
     def from_ical(cls, ical: ICAL_TYPE) -> bool: ...
 
 class vText(str):
+    __slots__ = ("encoding", "params")
     encoding: str
     params: Parameters
     def __new__(cls, value: ICAL_TYPE, encoding: str = "utf-8", params: SupportsKeysAndGetItem[str, str] = {}) -> Self: ...
@@ -83,6 +84,7 @@ class vText(str):
     RELTYPE: property
 
 class vCalAddress(str):
+    __slots__ = ("params",)
     params: Parameters
     def __new__(cls, value: ICAL_TYPE, encoding: str = "utf-8", params: SupportsKeysAndGetItem[str, str] = {}) -> Self: ...
     def to_ical(self) -> bytes: ...
@@ -213,6 +215,7 @@ class vPeriod(TimeBase):
     FBTYPE: property
 
 class vWeekday(str):
+    __slots__ = ("params", "relative", "weekday")
     week_days: Final[CaselessDict[int]]
     weekday: Literal["SU", "MO", "TU", "WE", "TH", "FR", "SA"] | None
     relative: int | None
@@ -223,6 +226,7 @@ class vWeekday(str):
     def from_ical(cls, ical: ICAL_TYPE) -> Self: ...
 
 class vFrequency(str):
+    __slots__ = ("params",)
     frequencies: Final[CaselessDict[str]]
     params: Parameters
     def __new__(cls, value: ICAL_TYPE, encoding: str = "utf-8", params: SupportsKeysAndGetItem[str, str] = {}) -> Self: ...
@@ -285,6 +289,7 @@ class vTime(TimeBase):
     def from_ical(ical: ICAL_TYPE) -> datetime.time: ...
 
 class vUri(str):
+    __slots__ = ("params",)
     params: Parameters
     def __new__(cls, value: ICAL_TYPE, encoding: str = "utf-8", params: SupportsKeysAndGetItem[str, str] = {}) -> Self: ...
     def to_ical(self) -> bytes: ...
@@ -313,6 +318,7 @@ class vUTCOffset:
     def __hash__(self) -> int: ...
 
 class vInline(str):
+    __slots__ = ("params",)
     params: Parameters
     def __new__(cls, value: ICAL_TYPE, encoding: str = "utf-8", params: SupportsKeysAndGetItem[str, str] = {}) -> Self: ...
     def to_ical(self) -> bytes: ...

stubs/pony/pony/orm/dbproviders/postgres.pyi

@@ -21,7 +21,8 @@ class PGSchema(dbschema.DBSchema):
 class PGTranslator(SQLTranslator):
     dialect: ClassVar[str]
 
-class PGValue(Value): ...
+class PGValue(Value):
+    __slots__: list[str] = []
 
 class PGSQLBuilder(SQLBuilder):
     dialect: ClassVar[str]

stubs/psycopg2/psycopg2/_range.pyi

@@ -8,6 +8,7 @@ from psycopg2._psycopg import _type, connection, cursor
 _T_co = TypeVar("_T_co", covariant=True)
 
 class Range(Generic[_T_co]):
+    __slots__ = ("_lower", "_upper", "_bounds")
     def __init__(
         self, lower: _T_co | None = None, upper: _T_co | None = None, bounds: str = "[)", empty: bool = False
     ) -> None: ...

stubs/psycopg2/psycopg2/extras.pyi

@@ -71,6 +71,7 @@ class DictCursor(DictCursorBase):
     def __next__(self) -> DictRow: ...  # type: ignore[override]
 
 class DictRow(list[Any]):
+    __slots__ = ("_index",)
     def __init__(self, cursor) -> None: ...
     def __getitem__(self, x): ...
     def __setitem__(self, x, v) -> None: ...