這篇文章主要介紹了基于python修改srt字幕的時間軸,文中通過示例代碼介紹的非常詳細，對大家的學習或者工作具有一定的參考學習價值,需要的朋友可以參考下

代碼如下

# -*- coding: utf-8 -*-# @時間 : 2020-01-19 02:53# @作者 : 陳祥安# @文件名 : run.py.py# @公眾號: Python學習開發import osimport datetimetemp = os.path.dirname(__file__)srt_file_path = os.path.join(temp, "15.srt")def read_srt_file_gen():  with open(srt_file_path, "r") as fs:    for data in fs.readlines():      yield datadef read_srt_file():  with open(srt_file_path, "r") as fs:    data = fs.read()  return datadef start():  new_data_str = read_srt_file()  for item in read_srt_file_gen():    if "--> " in item:      time_arr = item.split('--> ')      start_time = time_arr[0].replace(" ", "")      end_time = time_arr[1].replace("/n", "")      _new_start_time = datetime.datetime.strptime(start_time + "0", "%H:%M:%S,%f") - datetime.timedelta(        seconds=1)      _new_end_time = datetime.datetime.strptime(end_time + "0", "%H:%M:%S,%f") - datetime.timedelta(        seconds=1)      new_start_time = datetime.datetime.strftime(_new_start_time, "%H:%M:%S,%f")[:-3]      new_end_time = datetime.datetime.strftime(_new_end_time, "%H:%M:%S,%f")[:-3]      new_data_str = new_data_str.replace(start_time, new_start_time).replace(end_time, new_end_time)  return new_data_strif __name__ == '__main__':  print(start())

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