code: def plot_all(self, *args, **kwargs):
      ax_gen = iter(sub_fig_generator(*args, **kwargs))
      for col in self._dataset:
          if not self.skip(col):
              ax = next(ax_gen)
              self.plot_single(col, ax)
  
file_path: qlib/qlib/contrib/report/data/base.py
imports: import pandas
  from qlib.log import TimeInspector
  from qlib.contrib.report.utils import sub_fig_generator
label_desc: Use image node_id 5 for calling the FeaAnalyser obj's underlying member method code with example usage: obj.plot_all() without return types