Method __iter__

psycopg/psycopg/_copy.py:82–85

Implement block-by-block iteration on :sql:`COPY TO`.

(self)

    # End user sync interface

    def __iter__(self) -> Iterator[Buffer]:
        """Implement block-by-block iteration on :sql:`COPY TO`."""
        while data := self.read():
            yield data

    def read(self) -> Buffer:
        """