The `MetaData.reflect` method in Python's SQLAlchemy library is used to automatically introspect the structure of a database and create corresponding Python objects. It gathers information about the existing tables, columns, and other database objects, and generates SQLAlchemy Table constructs. The `reflect` method is particularly useful when working with existing databases, as it eliminates the need to define the database structure manually in the code. By reflecting the metadata, developers can easily interact with the database using the generated objects, simplifying database operations and enabling efficient querying and manipulation of data.
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