[[Python]]用の[[PostgreSQL]]アダプター。
> [!caution]
> [[psycopg3]]を使ったほうがいいらしい。
>
> ```
> Note
>
> The psycopg2 package is still widely used and actively maintained, but it is not expected to receive new features.
>
> Psycopg 3 is the evolution of psycopg2 and is where new features are being developed: if you are starting a new project you should probably start from 3!
> ```