1 files changed, 75 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/huggingface_hub/utils/_typing.py b/.venv/lib/python3.12/site-packages/huggingface_hub/utils/_typing.py
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+++ b/.venv/lib/python3.12/site-packages/huggingface_hub/utils/_typing.py
@@ -0,0 +1,75 @@
+# coding=utf-8
+# Copyright 2022-present, the HuggingFace Inc. team.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""Handle typing imports based on system compatibility."""
+
+import sys
+from typing import Any, Callable, List, Literal, Type, TypeVar, Union, get_args, get_origin
+
+
+UNION_TYPES: List[Any] = [Union]
+if sys.version_info >= (3, 10):
+    from types import UnionType
+
+    UNION_TYPES += [UnionType]
+
+
+HTTP_METHOD_T = Literal["GET", "OPTIONS", "HEAD", "POST", "PUT", "PATCH", "DELETE"]
+
+# type hint meaning "function signature not changed by decorator"
+CallableT = TypeVar("CallableT", bound=Callable)
+
+_JSON_SERIALIZABLE_TYPES = (int, float, str, bool, type(None))
+
+
+def is_jsonable(obj: Any) -> bool:
+    """Check if an object is JSON serializable.
+
+    This is a weak check, as it does not check for the actual JSON serialization, but only for the types of the object.
+    It works correctly for basic use cases but do not guarantee an exhaustive check.
+
+    Object is considered to be recursively json serializable if:
+    - it is an instance of int, float, str, bool, or NoneType
+    - it is a list or tuple and all its items are json serializable
+    - it is a dict and all its keys are strings and all its values are json serializable
+    """
+    try:
+        if isinstance(obj, _JSON_SERIALIZABLE_TYPES):
+            return True
+        if isinstance(obj, (list, tuple)):
+            return all(is_jsonable(item) for item in obj)
+        if isinstance(obj, dict):
+            return all(isinstance(key, _JSON_SERIALIZABLE_TYPES) and is_jsonable(value) for key, value in obj.items())
+        if hasattr(obj, "__json__"):
+            return True
+        return False
+    except RecursionError:
+        return False
+
+
+def is_simple_optional_type(type_: Type) -> bool:
+    """Check if a type is optional, i.e. Optional[Type] or Union[Type, None] or Type | None, where Type is a non-composite type."""
+    if get_origin(type_) in UNION_TYPES:
+        union_args = get_args(type_)
+        if len(union_args) == 2 and type(None) in union_args:
+            return True
+    return False
+
+
+def unwrap_simple_optional_type(optional_type: Type) -> Type:
+    """Unwraps a simple optional type, i.e. returns Type from Optional[Type]."""
+    for arg in get_args(optional_type):
+        if arg is not type(None):
+            return arg
+    raise ValueError(f"'{optional_type}' is not an optional type")