Replace pipe annotations (#9)

Author: vchan

hyperscript/__init__.py

@@ -1,14 +1,14 @@
 from __future__ import annotations
 
-from typing import Any
+from typing import Any, Optional
 
 from hyperscript.element import Element, SafeStr
 
 AUTOESCAPE = True
 
 
 def h(
-    tag: str, *args: Any, autoescape: bool | None = None, remove_empty: bool = False
+    tag: str, *args: Any, autoescape: Optional[bool] = None, remove_empty: bool = False
 ) -> Element:
     if autoescape is None:
         autoescape = AUTOESCAPE

hyperscript/element.py

@@ -2,7 +2,7 @@
 
 import re
 from html import escape
-from typing import Any, Mapping
+from typing import Any, Mapping, Union
 
 TAG_PATTERN = re.compile(r"([.#]?[^\s#.]+)")
 VOID_ELEMENTS = {
@@ -77,7 +77,7 @@ def parse_args(self, args: tuple[Any]) -> tuple[dict[str, Any], list[Any]]:
                     children.append(arg)
         return attrs, children
 
-    def parse_style(self, style: str | dict[str, str]) -> str:
+    def parse_style(self, style: Union[str, dict[str, str]]) -> str:
         if isinstance(style, str):
             return style
         return "; ".join(f"{k}: {v}" for k, v in style.items())