text: import pandas as pd
  import datetime
  import matplotlib.pyplot as plt
  
  
  
  project_directory = '/Users/etiennelenaour/Desktop/Stage/'
  
  df_incert = pd.read_csv(project_directory + "csv_files/" + "df_traitement_finale_incertitude.csv")
  
  print(len(df_incert.Name.unique()))