def _validate_max_staleness(max_staleness):
 if (max_staleness == (-1)):
  return (-1)
 if (not isinstance(max_staleness, integer_types)):
  raise TypeError(_invalid_max_staleness_msg(max_staleness))
 if (max_staleness <= 0):
  raise ValueError(_invalid_max_staleness_msg(max_staleness))
 return max_staleness

def _validate_max_staleness ( max_staleness ) : if ( max_staleness == ( - 1 ) ) : return ( - 1 ) if ( not isinstance ( max_staleness , integer_types ) ) : raise TypeError ( _invalid_max_staleness_msg ( max_staleness ) ) if ( max_staleness <= 0 ) : raise ValueError ( _invalid_max_staleness_msg ( max_staleness ) ) return max_staleness
validate max_staleness .