xml: use SupportsRead/SupportsWrite instead of IO (#7241)

stdlib/xml/sax/__init__.pyi

@@ -1,8 +1,12 @@
 import sys
-from typing import IO, Any, Iterable, NoReturn
+from _typeshed import SupportsRead, _T_co
+from typing import Any, Iterable, NoReturn, Protocol
 from xml.sax.handler import ContentHandler, ErrorHandler
 from xml.sax.xmlreader import Locator, XMLReader
 
+class _SupportsReadClose(SupportsRead[_T_co], Protocol[_T_co]):
+    def close(self) -> None: ...
+
 class SAXException(Exception):
     def __init__(self, msg: str, exception: Exception | None = ...) -> None: ...
     def getMessage(self) -> str: ...
@@ -28,6 +32,8 @@ if sys.version_info >= (3, 8):
 else:
     def make_parser(parser_list: list[str] = ...) -> XMLReader: ...
 
-def parse(source: str | IO[str] | IO[bytes], handler: ContentHandler, errorHandler: ErrorHandler = ...) -> None: ...
+def parse(
+    source: str | _SupportsReadClose[bytes] | _SupportsReadClose[str], handler: ContentHandler, errorHandler: ErrorHandler = ...
+) -> None: ...
 def parseString(string: bytes | str, handler: ContentHandler, errorHandler: ErrorHandler | None = ...) -> None: ...
 def _create_parser(parser_name: str) -> XMLReader: ...