paimon_python_api/table_write.py

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from abc import ABC, abstractmethod
from commit_message import CommitMessage
from pyarrow import RecordBatch
from typing import List


class BatchTableWrite(ABC):
    """A table write for batch processing. Recommended for one-time committing."""

    @abstractmethod
    def write(self, record_batch: RecordBatch):
        """ Write a batch to the writer. */"""

    @abstractmethod
    def prepare_commit(self) -> List[CommitMessage]:
        """Prepare commit message for TableCommit. Collect incremental files for this writer."""