text: """
  https://docs.python.org/3/library/  this path contain all the modules that exist in Python library
  """
  
  import math  # basic way to import module, but if called this way it takes most of the memory while processing
  
  from math import sqrt  # this was only those methods will be called from a module which are regarding in your code
  
  # import modules_external.car as car  # another way to import method from a module but not recommended
  from modules_external import car
  # from modules_external.car import info
  
  
  class ModulesDemo():
      def builtin_modules(self):
          print(math.sqrt(40))
          print(sqrt(100))
  
      def car_desc(self):
          make = "BMW"
          model = "550i"
          car.info(make, model)
          # info(make, model)
  
  
  m = ModulesDemo()
  m.builtin_modules()
  m.car_desc()
  