from pydantic import BaseModel, Field

class ArtistBase(BaseModel):
    name: str = Field(..., min_length=1, index=True, unique=True, description="Artist's name")
    country: str = Field("Norway", description="Artist's country of origin")

class ArtistCreate(ArtistBase):
    pass

class ArtistResponse(ArtistBase):
    class Config:
        orm_mode = True
        schema_extra = {
            "example": {
                "name": "Edvard Munch",
                "country": "Norway"
            }
        }