Remove dependency on pydantic_settings (#3987)

Author: schustmi

pyproject.toml

@@ -49,7 +49,6 @@ gitpython = "^3.1.18"
 packaging = ">=24.1"
 psutil = ">=5.0.0"
 pydantic = ">=2.0,<=2.11.9"
-pydantic-settings = "*"
 python = ">=3.9,<3.13"
 python-dateutil = "^2.8.1"
 pyyaml = ">=6.0.1"

src/zenml/config/resource_settings.py

@@ -16,8 +16,7 @@
 from enum import Enum
 from typing import Optional, Union
 
-from pydantic import Field, NonNegativeInt, PositiveFloat
-from pydantic_settings import SettingsConfigDict
+from pydantic import ConfigDict, Field, NonNegativeInt, PositiveFloat
 
 from zenml.config.base_settings import BaseSettings
 
@@ -115,7 +114,7 @@ def get_memory(
             # Should never happen due to the regex validation
             raise ValueError(f"Unable to parse memory unit from '{memory}'.")
 
-    model_config = SettingsConfigDict(
+    model_config = ConfigDict(
         # public attributes are immutable
         frozen=True,
         # prevent extra attributes during model initialization