feat: prepare "contrib" area

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

Author: jkowalleck

cyclonedx/model/bom.py

@@ -26,7 +26,6 @@
 
 import py_serializable as serializable
 from sortedcontainers import SortedSet
-from typing_extensions import deprecated
 
 from .._internal.compare import ComparableTuple as _ComparableTuple
 from .._internal.time import get_now_utc as _get_now_utc
@@ -760,8 +759,8 @@ def get_vulnerabilities_for_bom_ref(self, bom_ref: BomRef) -> 'SortedSet[Vulnera
             `SortedSet` of `Vulnerability`
 
         .. deprecated:: next
+        Deprecated without any replacement.
         """
-
         vulnerabilities: SortedSet[Vulnerability] = SortedSet()
         for v in self.vulnerabilities:
             for target in v.affects:
@@ -777,6 +776,7 @@ def has_vulnerabilities(self) -> bool:
             `bool` - `True` if this Bom has at least one Vulnerability, `False` otherwise.
 
         .. deprecated:: next
+        Deprecated without any replacement.
         """
         return bool(self.vulnerabilities)
 
@@ -801,6 +801,7 @@ def register_dependency(self, target: Dependable, depends_on: Optional[Iterable[
     def urn(self) -> str:
         """
         .. deprecated:: next
+        Deprecated without any replacement.
         """
         # idea: have 'serial_number' be a string, and use it instead of this method
         return f'{_BOM_LINK_PREFIX}{self.serial_number}/{self.version}'
@@ -814,6 +815,7 @@ def validate(self) -> bool:
              `bool`
 
         .. deprecated:: next
+        Deprecated without any replacement.
         """
         # !! deprecated function. have this as an part of the normlization process, like the BomRefDiscrimator
         # 0. Make sure all Dependable have a Dependency entry

cyclonedx/model/component.py

@@ -16,16 +16,21 @@
 # Copyright (c) OWASP Foundation. All Rights Reserved.
 
 import re
+import sys
 from collections.abc import Iterable
 from enum import Enum
 from typing import Any, Optional, Union
 from warnings import warn
 
+if sys.version_info >= (3, 13):
+    from warnings import deprecated
+else:
+    from typing_extensions import deprecated
+
 # See https://github.com/package-url/packageurl-python/issues/65
 import py_serializable as serializable
 from packageurl import PackageURL
 from sortedcontainers import SortedSet
-from typing_extensions import deprecated
 
 from .._internal.bom_ref import bom_ref_from_str as _bom_ref_from_str
 from .._internal.compare import ComparablePackageURL as _ComparablePackageURL, ComparableTuple as _ComparableTuple

cyclonedx/model/vulnerability.py

@@ -28,17 +28,21 @@
     See the CycloneDX Schema extension definition https://cyclonedx.org/docs/1.7/xml/#type_vulnerabilitiesType
 """
 
-
+import sys
 import re
 from collections.abc import Iterable
 from datetime import datetime
 from decimal import Decimal
 from enum import Enum
 from typing import Any, Optional, Union
 
+if sys.version_info >= (3, 13):
+    from warnings import deprecated
+else:
+    from typing_extensions import deprecated
+
 import py_serializable as serializable
 from sortedcontainers import SortedSet
-from typing_extensions import deprecated
 
 from .._internal.bom_ref import bom_ref_from_str as _bom_ref_from_str
 from .._internal.compare import ComparableTuple as _ComparableTuple