Fix mypy error

CHANGELOG.md

@@ -21,6 +21,10 @@ The types of changes are:
 
 * Added more taxonomy fields that can be edited via the UI [#1000](https://github.com/ethyca/fides/pull/1000)
 
+### Fixed
+
+* Fixed failing mypy tests [#1030](https://github.com/ethyca/fides/pull/1030)
+
 ## [1.8.2](https://github.com/ethyca/fides/compare/1.8.1...1.8.2) - 2022-08-18
 
 ### Added

src/fidesctl/ctl/core/config/cli_settings.py

@@ -21,7 +21,8 @@ class FidesctlCLISettings(FidesSettings):
     server_url: Optional[AnyHttpUrl]
 
     @validator("server_url", always=True)
-    def get_server_url(cls: FidesSettings, value: str, values: Dict) -> str:
+    @classmethod
+    def get_server_url(cls, value: str, values: Dict) -> str:
         "Create the server_url."
         host = values["server_host"]
         port = values["server_port"]

src/fidesctl/ctl/core/config/logging_settings.py

@@ -19,14 +19,16 @@ class FidesctlLoggingSettings(FidesSettings):
     serialization: str = ""
 
     @validator("destination", pre=True)
-    def get_destination(cls: FidesSettings, value: str) -> str:
+    @classmethod
+    def get_destination(cls, value: str) -> str:
         """
         Print logs to sys.stdout, unless a valid file path is specified.
         """
         return value if os.path.exists(value) else ""
 
     @validator("level", pre=True)
-    def get_level(cls: FidesSettings, value: str) -> str:
+    @classmethod
+    def get_level(cls, value: str) -> str:
         """
         Set the logging level to DEBUG if in test mode, INFO by default.
         Ensures that the string-form of a valid logging._Level is
@@ -41,7 +43,8 @@ def get_level(cls: FidesSettings, value: str) -> str:
         return value if getLevelName(value) != f"Level {value}" else getLevelName(INFO)
 
     @validator("serialization", pre=True)
-    def get_serialization(cls: FidesSettings, value: str) -> str:
+    @classmethod
+    def get_serialization(cls, value: str) -> str:
         """
         Ensure that only JSON serialization, or no serialization, is used.
         """

src/fidesctl/ctl/core/config/user_settings.py

@@ -4,7 +4,7 @@
 
 from typing import Dict, Optional
 
-from pydantic import BaseModel, validator
+from pydantic import validator
 
 from fidesctl.ctl.core.utils import generate_request_headers
 
@@ -22,9 +22,8 @@ class FidesctlUserSettings(FidesSettings):
 
     # Automatically generate the request_headers on object creation
     @validator("request_headers", pre=True, always=True)
-    def get_request_headers(
-        cls: BaseModel, value: Optional[Dict], values: Dict
-    ) -> Dict[str, str]:
+    @classmethod
+    def get_request_headers(cls, value: Optional[Dict], values: Dict) -> Dict[str, str]:
         return generate_request_headers(values["user_id"], values["api_key"])
 
     class Config: