Fix various stubtest complaints on Python 3.12 (#10691)

stdlib/http/client.pyi

@@ -169,6 +169,9 @@ class HTTPConnection:
     ) -> None: ...
     def getresponse(self) -> HTTPResponse: ...
     def set_debuglevel(self, level: int) -> None: ...
+    if sys.version_info >= (3, 12):
+        def get_proxy_response_headers(self) -> HTTPMessage | None: ...
+
     def set_tunnel(self, host: str, port: int | None = None, headers: Mapping[str, str] | None = None) -> None: ...
     def connect(self) -> None: ...
     def close(self) -> None: ...

stdlib/imaplib.pyi

@@ -108,9 +108,14 @@ class IMAP4:
     def print_log(self) -> None: ...
 
 class IMAP4_SSL(IMAP4):
-    keyfile: str
-    certfile: str
-    if sys.version_info >= (3, 9):
+    if sys.version_info < (3, 12):
+        keyfile: str
+        certfile: str
+    if sys.version_info >= (3, 12):
+        def __init__(
+            self, host: str = "", port: int = 993, *, ssl_context: SSLContext | None = None, timeout: float | None = None
+        ) -> None: ...
+    elif sys.version_info >= (3, 9):
         def __init__(
             self,
             host: str = "",

stdlib/turtle.pyi

@@ -129,6 +129,9 @@ __all__ = [
     "Terminator",
 ]
 
+if sys.version_info >= (3, 12):
+    __all__ += ["teleport"]
+
 # Note: '_Color' is the alias we use for arguments and _AnyColor is the
 # alias we use for return types. Really, these two aliases should be the
 # same, but as per the "no union returns" typeshed policy, we'll return
@@ -648,6 +651,9 @@ def shape(name: None = None) -> str: ...
 @overload
 def shape(name: str) -> None: ...
 
+if sys.version_info >= (3, 12):
+    def teleport(x: float | None = None, y: float | None = None, *, fill_gap: bool = False) -> None: ...
+
 # Unsafely overlaps when no arguments are provided
 @overload
 def shapesize() -> tuple[float, float, float]: ...  # type: ignore[misc]

stdlib/urllib/request.pyi

@@ -235,7 +235,11 @@ class _HTTPConnectionProtocol(Protocol):
     ) -> HTTPConnection: ...
 
 class AbstractHTTPHandler(BaseHandler):  # undocumented
-    def __init__(self, debuglevel: int = 0) -> None: ...
+    if sys.version_info >= (3, 12):
+        def __init__(self, debuglevel: int | None = None) -> None: ...
+    else:
+        def __init__(self, debuglevel: int = 0) -> None: ...
+
     def set_http_debuglevel(self, level: int) -> None: ...
     def do_request_(self, request: Request) -> Request: ...
     def do_open(self, http_class: _HTTPConnectionProtocol, req: Request, **http_conn_args: Any) -> HTTPResponse: ...
@@ -245,9 +249,15 @@ class HTTPHandler(AbstractHTTPHandler):
     def http_request(self, request: Request) -> Request: ...  # undocumented
 
 class HTTPSHandler(AbstractHTTPHandler):
-    def __init__(
-        self, debuglevel: int = 0, context: ssl.SSLContext | None = None, check_hostname: bool | None = None
-    ) -> None: ...
+    if sys.version_info >= (3, 12):
+        def __init__(
+            self, debuglevel: int | None = None, context: ssl.SSLContext | None = None, check_hostname: bool | None = None
+        ) -> None: ...
+    else:
+        def __init__(
+            self, debuglevel: int = 0, context: ssl.SSLContext | None = None, check_hostname: bool | None = None
+        ) -> None: ...
+
     def https_open(self, req: Request) -> HTTPResponse: ...
     def https_request(self, request: Request) -> Request: ...  # undocumented
 

tests/stubtest_allowlists/py312.txt

@@ -3,14 +3,6 @@ enum.Enum.__signature__
 enum.EnumMeta.__call__
 enum.EnumType.__call__
 enum.property.member
-http.client.HTTPConnection.get_proxy_response_headers
-imaplib.IMAP4_SSL.__init__
-urllib.request.AbstractHTTPHandler.__init__
-urllib.request.HTTPSHandler.__init__
-
-# TODO: remove after rc2 release
-turtle.__all__
-turtle.teleport
 
 # Errors that also existed on Python 3.11
 _collections_abc.AsyncIterable.__class_getitem__