code: def cree_local_DB(scheme):
      
      conn = LocalConnexion()
      req = ""
      for table, fields in scheme.items():
          req += f"DROP TABLE IF EXISTS {table};"
          req_fields = ", ".join(f'{c_name} {c_type}' for c_name, c_type in fields)
          req += f"""CREATE TABLE {table} (  {req_fields} ) ;"""
      cur = conn.cursor()
      cur.executescript(req)
      conn.connexion.commit()
      conn.connexion.close()
      logging.info("Database created with succes.")
docs: Create emmpt DB according to the given scheme : dict { table : [ (column_name, column_type), .. ]}
      Usefull at installation of application (and for developement)