new_contents: """
  >>> int()
  0.0
  >>> convert_int(2.5)
  2
  >>> convert_to_int('FF', 16)
  255
  """
  
  import sys
  
  from numba import *
  
  @autojit(backend='ast')
  def empty_int():
      x = float()
      return x
  
  @autojit(backend='ast')
  def convert_int(x):
      return int(x)
  
  @autojit(backend='ast')
  def convert_to_int(s, base):
      return int(s, base)
  
  if __name__ == '__main__':
      import doctest
      doctest.testmod()
subject: Test int builtin