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Upgrade to ProYou are a Data Scientist at Opendoor. The valuation team needs property-level features for their pricing model. Your task is to derive three features from the year_built column: the property's age, its construction era label, and a binary is_modern flag.
You are a Data Scientist at Opendoor. The valuation team needs property-level features for their pricing model. Your task is to derive three features from the year_built column: the property's age, its construction era label, and a binary is_modern flag.