def national_significant_number(numobj):
 national_number = U_EMPTY_STRING
 if numobj.italian_leading_zero:
  num_zeros = numobj.number_of_leading_zeros
  if (num_zeros is None):
   num_zeros = 1
  national_number = (U_ZERO * num_zeros)
 national_number += str(numobj.national_number)
 return national_number

def national_significant_number ( numobj ) : national_number = U_EMPTY_STRING if numobj . italian_leading_zero : num_zeros = numobj . number_of_leading_zeros if ( num_zeros is None ) : num_zeros = 1 national_number = ( U_ZERO * num_zeros ) national_number += str ( numobj . national_number ) return national_number
gets the national significant number of a phone number .