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from pydantic import BaseModel, Field
class CountryPopulation(BaseModel):
country: str
population: int
class ContinentPopulationResponse(BaseModel):
continent: str = Field(..., description="Name of the continent")
total_population: int = Field(..., description="Total population of the continent")
total_area: int = Field(..., description="Total area of the continent")
continent_population_density: float = Field(..., description="Population density of the continent")
max_population: CountryPopulation = Field(..., description="Country with the maximum population")
min_population: CountryPopulation = Field(..., description="Country with the minimum population")
avg_population: int = Field(..., description="Average population of the continent")
# Schema-level configuration
model_config = {
"json_schema_extra": {
"examples": [
{
"continent": "Asia",
"total_population": 4641054775,
"total_area": 44579000,
"continent_population_density": 104.1,
"max_population": {"country": "China", "population": 1411778724},
"min_population": {"country": "Maldives", "population": 521874},
"avg_population": 92821192
}
]
}
}
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