918
921
if external_diff_options:
919
922
opts = external_diff_options.split()
920
def diff_file(olab, olines, nlab, nlines, to_file, path_encoding=None):
923
def diff_file(olab, olines, nlab, nlines, to_file):
924
924
external_diff(olab, olines, nlab, nlines, to_file, opts)
926
926
diff_file = internal_diff