add a System.vendor_deleted_date property

CHANGELOG.md

@@ -14,7 +14,13 @@ The types of changes are:
 - `Fixed` for any bug fixes.
 - `Security` in case of vulnerabilities.
 
-## [Unreleased](https://github.com/ethyca/fideslang/compare/3.0.0...main)
+## [Unreleased](https://github.com/ethyca/fideslang/compare/3.0.1...main)
+
+## [3.0.1](https://github.com/ethyca/fideslang/compare/3.0.0...3.0.1)
+
+### Added
+
+- Added a `vendor_deleted_date` field to the `System` model [#10](https://github.com/ethyca/fideslang/pull/10)
 
 ## [3.0.0](https://github.com/ethyca/fideslang/compare/2.2.2...3.0.0)
 

src/fideslang/models.py

@@ -5,6 +5,7 @@
 """
 from __future__ import annotations
 
+from datetime import datetime
 from enum import Enum
 from typing import Any, Dict, List, Optional, Union
 
@@ -946,6 +947,9 @@ class System(FidesModel):
     previous_vendor_id: Optional[str] = Field(
         description="If specified, the unique identifier for the vendor that was previously associated with this system."
     )
+    vendor_deleted_date: Optional[datetime] = Field(
+        description="The deleted date of the vendor that's associated with this system."
+    )
     dataset_references: List[FidesKey] = Field(
         default_factory=list,
         description="Referenced Dataset fides keys used by the system.",

tests/fideslang/test_models.py

@@ -1,3 +1,5 @@
+from datetime import datetime
+
 from pytest import mark, raises
 
 from fideslang import DataFlow, Dataset, Organization, PrivacyDeclaration, System
@@ -371,6 +373,7 @@ def test_expanded_system(self):
                 )
             ],
             vendor_id="gvl.1",
+            vendor_deleted_date=datetime.now(),
             dataset_references=["test_fides_key_dataset"],
             processes_personal_data=True,
             exempt_from_privacy_regulations=False,
@@ -504,4 +507,3 @@ def test_dataset_collection_skip_processing(self):
 class TestDataUse:
     def test_minimal_data_use(self):
         assert DataUse(fides_key="new_use")
-