chore: import upstream snapshot with attribution

haystack/human_in_the_loop/__init__.py

@@ -0,0 +1,30 @@
+# SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import sys
+from typing import TYPE_CHECKING
+
+from lazy_imports import LazyImporter
+
+_import_structure = {
+    "dataclasses": ["ConfirmationUIResult", "ToolExecutionDecision"],
+    "hooks": ["ConfirmationHook"],
+    "policies": ["AlwaysAskPolicy", "AskOncePolicy", "NeverAskPolicy"],
+    "strategies": ["BlockingConfirmationStrategy"],
+    "user_interfaces": ["RichConsoleUI", "SimpleConsoleUI"],
+}
+
+if TYPE_CHECKING:
+    from .dataclasses import ConfirmationUIResult as ConfirmationUIResult
+    from .dataclasses import ToolExecutionDecision as ToolExecutionDecision
+    from .hooks import ConfirmationHook as ConfirmationHook
+    from .policies import AlwaysAskPolicy as AlwaysAskPolicy
+    from .policies import AskOncePolicy as AskOncePolicy
+    from .policies import NeverAskPolicy as NeverAskPolicy
+    from .strategies import BlockingConfirmationStrategy as BlockingConfirmationStrategy
+    from .user_interfaces import RichConsoleUI as RichConsoleUI
+    from .user_interfaces import SimpleConsoleUI as SimpleConsoleUI
+
+else:
+    sys.modules[__name__] = LazyImporter(name=__name__, module_file=__file__, import_structure=_import_structure)