code: def and_(*fs):
      
      ensure_argcount(fs, min_=1)
      fs = list(imap(ensure_callable, fs))
  
      if len(fs) == 1:
          return fs[0]
      if len(fs) == 2:
          f1, f2 = fs
          return lambda *args, **kwargs: (
              f1(*args, **kwargs) and f2(*args, **kwargs))
      if len(fs) == 3:
          f1, f2, f3 = fs
          return lambda *args, **kwargs: (
              f1(*args, **kwargs) and f2(*args, **kwargs) and f3(*args, **kwargs))
  
      def g(*args, **kwargs):
          for f in fs:
              if not f(*args, **kwargs):
                  return False
          return True
  
      return g
docs: Creates a function that returns true for given arguments
      iff every given function evalutes to true for those arguments.
  
      :param fs: Functions to combine
  
      :return: Short-circuiting function performing logical conjunction
               on results of ``fs`` applied to its arguments