class_docstr: Block with a preview of the time series on a line plot
class_docstr_tok: ["Block","with","a","preview","of","the","time","series","on","a","line","plot"]
code: def _plot(self, scaled: bool) -> Tuple[go.Figure]:
      return (
          viz.TS(
              self.df_scaled if scaled else self.df, height=self._height
          ).plot,
      )
  
imports: from typing import List, Tuple, Callable, Any
  from pprint import pformat
  import pandas
  import yaml
  from jinja2.filters import do_filesizeformat
  import tslumen
  from tslumen.jinja_utils import format_date_freq
  from tslumen.plot import interactive
  from tslumen.plot.interactive.base import go
  from tslumen.report.dashboard._dash import dbc, html, Component, StatsTable, Plot, PopoverButton, SimpleTable
  from tslumen.report.dashboard.base import DashSection, DashBlock
label_desc: Use image node_id 4 for calling the BlockPreview obj's underlying member method code with example usage: obj._plot(scaled) and returns: viz