def _check_arg_length(fname, args, max_fname_arg_count, compat_args):
 if (max_fname_arg_count < 0):
  raise ValueError("'max_fname_arg_count' must be non-negative")
 if (len(args) > len(compat_args)):
  max_arg_count = (len(compat_args) + max_fname_arg_count)
  actual_arg_count = (len(args) + max_fname_arg_count)
  argument = ('argument' if (max_arg_count == 1) else 'arguments')
  raise TypeError('{fname}() takes at most {max_arg} {argument} ({given_arg} given)'.format(fname=fname, max_arg=max_arg_count, argument=argument, given_arg=actual_arg_count))

def _check_arg_length ( fname , args , max_fname_arg_count , compat_args ) : if ( max_fname_arg_count < 0 ) : raise ValueError ( "'max_fname_arg_count' must be non-negative" ) if ( len ( args ) > len ( compat_args ) ) : max_arg_count = ( len ( compat_args ) + max_fname_arg_count ) actual_arg_count = ( len ( args ) + max_fname_arg_count ) argument = ( 'argument' if ( max_arg_count == 1 ) else 'arguments' ) raise TypeError ( '{fname}() takes at most {max_arg} {argument} ({given_arg} given)' . format ( fname = fname , max_arg = max_arg_count , argument = argument , given_arg = actual_arg_count ) )
checks whether args has length of at most compat_args .