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import pandas as pd
import pyarrow as pa

from abc import ABC, abstractmethod
from paimon_python_api import CommitMessage
from typing import List


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

    @abstractmethod
    def write_arrow(self, table: pa.Table):
        """ Write an arrow table to the writer."""

    @abstractmethod
    def write_arrow_batch(self, record_batch: pa.RecordBatch):
        """ Write an arrow record batch to the writer."""

    @abstractmethod
    def write_pandas(self, dataframe: pd.DataFrame):
        """ Write a pandas dataframe to the writer."""

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

    @abstractmethod
    def close(self):
        """Close this resource."""