✓ SANDBOX VERIFIED (99% Confidence)
python
ID: rec_pydantic_v2_basesettings_004
ImportError: cannot import name 'BaseSettings' from 'pydantic'
In Pydantic V2, BaseSettings was moved out of core pydantic into the separate 'pydantic-settings' package.
💡 Verified Solution
Install 'pydantic-settings' and import BaseSettings from 'pydantic_settings'.
Patch / Unified Code Diff:
--- old.py
+++ new.py
@@ -1,1 +1,1 @@
-from pydantic import BaseSettings
+from pydantic_settings import BaseSettings
Official Primary Reference:
https://docs.pydantic.dev/2.0/migration/#basesettings-has-moved-to-pydantic-settings
🧪 Sandbox Execution Evidence
Exit Code: 0
Tests Passed: 1 / 1
Confidence: 99%
Protocol: MCP 2026
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