parameters: (
          self, plot_data: Dict[str, np.ndarray], variable_names: List[List[str]],
          plot_title: str = '', sub_titles: Optional[List[str]] = None,
          x_labels: Optional[List[str]] = None, y_labels: Optional[List[str]] = None,
          y_lim: Optional[Tuple[int, int]] = None, legend: Optional[List[str]] = None,
          pdf_handle: Optional[PdfPages] = None)
docstring: Initializes the data plot class interface.
          :param plot_title:
          :param pdf_handle:
docstring_summary: Initializes the data plot class interface.
          :param plot_title:
          :param pdf_handle:
docstring_tokens: Initializes the data plot class interface . : param plot_title : : param pdf_handle :
function: def __init__(
          self, plot_data: Dict[str, np.ndarray], variable_names: List[List[str]],
          plot_title: str = '', sub_titles: Optional[List[str]] = None,
          x_labels: Optional[List[str]] = None, y_labels: Optional[List[str]] = None,
          y_lim: Optional[Tuple[int, int]] = None, legend: Optional[List[str]] = None,
          pdf_handle: Optional[PdfPages] = None) -> None:
          """
          Initializes the data plot class interface.
          :param plot_title:
          :param pdf_handle:
          """
          self._plot_data = plot_data
          self._variable_names = variable_names
          self._plot_title = plot_title
          self._sub_titles = sub_titles
          self._x_labels = x_labels
          self._y_labels = y_labels
          self._y_lim = y_lim
          self._legend = legend
          self._pdf_handle = pdf_handle
          self._fig = None
          self._ax = None
          self._fig_size = (20, 13)
function_tokens: def __init__ ( self , plot_data : Dict [ str , np . ndarray ] , variable_names : List [ List [ str ] ] , plot_title : str = '' , sub_titles : Optional [ List [ str ] ] = None , x_labels : Optional [ List [ str ] ] = None , y_labels : Optional [ List [ str ] ] = None , y_lim : Optional [ Tuple [ int , int ] ] = None , legend : Optional [ List [ str ] ] = None , pdf_handle : Optional [ PdfPages ] = None ) -> None : self . _plot_data = plot_data self . _variable_names = variable_names self . _plot_title = plot_title self . _sub_titles = sub_titles self . _x_labels = x_labels self . _y_labels = y_labels self . _y_lim = y_lim self . _legend = legend self . _pdf_handle = pdf_handle self . _fig = None self . _ax = None self . _fig_size = ( 20 , 13 )