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"""
Module contains class ``PandasOnPythonFrame``.

``PandasOnPythonFrame`` is dataframe class with pandas backend and Python engine.
"""

from modin.engines.base.frame.data import PandasFrame
from .partition_manager import PandasOnPythonFramePartitionManager


class PandasOnPythonFrame(PandasFrame):
    """
    Class for dataframes with pandas backend and Python engine.

    ``PandasOnPythonFrame`` doesn't implement any specific interfaces,
    all functionality is inherited from the ``PandasFrame`` class.

    Parameters
    ----------
    partitions : np.ndarray
        A 2D NumPy array of partitions.
    index : sequence
        The index for the dataframe. Converted to a ``pandas.Index``.
    columns : sequence
        The columns object for the dataframe. Converted to a ``pandas.Index``.
    row_lengths : list, optional
        The length of each partition in the rows. The "height" of
        each of the block partitions. Is computed if not provided.
    column_widths : list, optional
        The width of each partition in the columns. The "width" of
        each of the block partitions. Is computed if not provided.
    dtypes : pandas.Series, optional
        The data types for the dataframe columns.
    """

    _partition_mgr_cls = PandasOnPythonFramePartitionManager
