```

def step_4_generate_srt_by_char_calculation(wav_dict_path):

result_srt_list = []

for index, item in enumerate(wav_dict_path):

path = item.get("path")

duration = item.get("duration")

text = item.get("text")

print(f"path:{path};duration:{duration};text:{text}")

total_count = len(text)

print(f"word_count:{total_count}")

p = re.compile("[，。]") # 正则表达式模式指定为空格、句号和问号

words_list = p.split(text)

print(f"words_list:{words_list}")

# 去空

words_list = [word for word in words_list if word]

# 减去标点符号

word_count = total_count - len(words_list)

srt_list = []

# 上一句话结束时间

end_second = 0

# 字幕保存路径

save_srt_path = os.path.join(fr"{project_path}\srt_temp", f"{get_now_time()}_{index}.srt")

for w_index, summarize in enumerate(words_list):

# 通过当前的内容占比计算得出

audio_duration = len(summarize) / word_count * duration

# 字幕序号

segment_id = w_index + 1

# 字幕开始时间

start_time = second_to_time(end_second)

# 字幕结束时间

end_time = second_to_time(end_second + audio_duration)

# 将本地的结束时间赋值，下次使用

end_second = end_second + audio_duration

segment = f"{segment_id}\n{start_time} --> {end_time}\n{summarize}\n\n"

srt_list.append(segment)

with open(save_srt_path, 'a', encoding='UTF-8') as f:

for i in srt_list:

f.writelines(i)

f.close()

result_srt_list.append(save_srt_path)

return result_srt_list

```