code: def plot_input():
      est.plot()
  
file_path: statsmodels/docs/source/plots/var_plots.py
imports: import numpy
  import pandas
  from statsmodels.api import datasets
  from statsmodels.tsa.api import VAR
  from statsmodels.tsa.base.datetools import dates_from_str
label_desc: Use image node_id 1 for calling a global function with example usage: plot_input() without return types