Combing type definitions in one file

scrapling/_types.py

@@ -0,0 +1,25 @@
+"""
+Type definitions for type checking purposes.
+"""
+
+from typing import (
+    Dict, Optional, Union, Callable, Any, List, Tuple, Pattern, Generator, Iterable, Type, TYPE_CHECKING
+)
+
+try:
+    from scrapling._types import Protocol
+except ImportError:
+    # Added in Python 3.8
+    Protocol = object
+
+try:
+    from scrapling._types import SupportsIndex
+except ImportError:
+    # 'SupportsIndex' got added in Python 3.8
+    SupportsIndex = None
+
+if TYPE_CHECKING:
+    # typing.Self requires Python 3.11
+    from typing_extensions import Self
+else:
+    Self = object