Adding ignore_list argument to the decorator to filter out functions in a module that should not have the deprecation warning applied.

salt/utils/decorators/extension_deprecation.py

@@ -10,7 +10,9 @@ import salt.utils.versions
 log = logging.getLogger(__name__)
 
 
-def extension_deprecation_message(version, extension_name, extension_repo):
+def extension_deprecation_message(
+    version, extension_name, extension_repo, ignore_list=None
+):
     """
     Decorator wrapper to warn about deprecation
     """
@@ -18,14 +20,15 @@ def extension_deprecation_message(version, extension_name, extension_repo):
     def decorator(function):
         @wraps(function)
         def wrapper(*args, **kwargs):
-            salt.utils.versions.warn_until(
-                version,
-                f"The '{extension_name}' functionality in Salt has been deprecated and its "
-                "functionality will be removed in version {version} in favor of the "
-                f"saltext.{extension_name} Salt Extension. "
-                f"({extension_repo})",
-                category=DeprecationWarning,
-            )
+            if not ignore_list or function.__name__ not in ignore_list:
+                salt.utils.versions.warn_until(
+                    version,
+                    f"The '{extension_name}' functionality in Salt has been deprecated and its "
+                    "functionality will be removed in version {version} in favor of the "
+                    f"saltext.{extension_name} Salt Extension. "
+                    f"({extension_repo})",
+                    category=DeprecationWarning,
+                )
             return function(*args, **salt.utils.args.clean_kwargs(**kwargs))
 
         return wrapper

tests/pytests/functional/utils/test_extension_deprecation.py

@@ -4,7 +4,14 @@ from salt.utils.decorators.extension_deprecation import extension_deprecation_me
 
 
 @extension_deprecation_message(3009, "salt_mod", "http://www.example.com")
-def salt_func():
+def salt_func_one():
+    return True
+
+
+@extension_deprecation_message(
+    3009, "salt_mod", "http://www.example.com", ignore_list=["salt_func_two"]
+)
+def salt_func_two():
     return True
 
 
@@ -20,9 +27,13 @@ def test_extension_deprecation():
         "in favor of the saltext.salt_mod Salt Extension. (http://www.example.com)"
     )
     with warnings.catch_warnings(record=True) as catch_warnings:
-        ret = salt_func()
+        ret = salt_func_one()
         assert ret
-
         assert len(catch_warnings) == 1
         assert issubclass(catch_warnings[-1].category, DeprecationWarning)
         assert str(catch_warnings[-1].message) == expected_deprecation_message
+
+    with warnings.catch_warnings(record=True) as catch_warnings:
+        ret = salt_func_two()
+        assert ret
+        assert len(catch_warnings) == 0