#!/usr/bin/python3 """Diff Speed Test Copyright 2018 The diff-match-patch Authors. https://github.com/google/diff-match-patch Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. """ import gc import imp import os import sys import time parentPath = os.path.abspath("..") if parentPath not in sys.path: sys.path.insert(0, parentPath) import diff_match_patch as dmp_module # Force a module reload. Allows one to edit the DMP module and rerun the test # without leaving the Python interpreter. imp.reload(dmp_module) def main(): text1 = open("speedtest1.txt").read() text2 = open("speedtest2.txt").read() dmp = dmp_module.diff_match_patch() dmp.Diff_Timeout = 0.0 # Execute one reverse diff as a warmup. dmp.diff_main(text2, text1, False) gc.collect() start_time = time.time() dmp.diff_main(text1, text2, False) end_time = time.time() print("Elapsed time: %f" % (end_time - start_time)) if __name__ == "__main__": main()