code: def plot_last_day_forecast(last_column_act, last_column_pr):
      """The function draws model predictions and actual water level values for
      every seventh day of the forecast (forecast horizon is 7 days)
  
      :param last_column_act: numpy array with actual seventh days
      :param last_column_pr: numpy array with predicted seventh days
      """
      plt.plot(last_column_act, label="7th day actual")
      plt.plot(last_column_pr, label="7th day forecast")
      plt.ylabel("River level, cm", fontsize=14)
      plt.xlabel("Time index", fontsize=14)
      plt.grid()
      plt.legend(fontsize=12)
      plt.show()
  
file_path: FEDOT/cases/multi_target_levels_forecasting.py
imports: import warnings
  import numpy
  from matplotlib import pyplot
  from sklearn.metrics import mean_absolute_error
  from fedot import Fedot
  from fedot.core.data.data import InputData
  from fedot.core.data.data_split import train_test_data_setup
  from fedot.core.utils import fedot_project_root
label_desc: Use image node_id 2 for calling a global function with example usage: plot_last_day_forecast(last_column_act, last_column_pr) without return types