code: def tsplot(series, plotf, ax=None, **kwargs):
      import warnings
      
      warnings.warn("'tsplot' is deprecated and will be removed in a "
                    "future version. Please use Series.plot() instead.",
                    FutureWarning, stacklevel=2)
  
      # Used inferred freq is possible, need a test case for inferred
      if ax is None:
          import matplotlib.pyplot as plt
          ax = plt.gca()
  
      freq, series = _maybe_resample(series, ax, kwargs)
  
      # Set ax with freq info
      _decorate_axes(ax, freq, kwargs)
      ax._plot_data.append((series, plotf, kwargs))
      lines = plotf(ax, series.index._mpl_repr(), series.values, **kwargs)
  
      # set date formatter, locators and rescale limits
      format_dateaxis(ax, ax.freq, series.index)
      return lines
docs: Plots a Series on the given Matplotlib axes or the current axes
  
      Parameters
      ----------
      axes : Axes
      series : Series
  
      Notes
      _____
      Supports same kwargs as Axes.plot
  
  
      .. deprecated:: 0.23.0
         Use Series.plot() instead