def SplitHtmlTag(file): with open(file,"r") as f,open("result.txt","w+") as c: lines=f.readlines() for line in lines: re_html=re.compile(r'<[^>]+>')#从'<'开始匹配,不是'>'的字符都跳过,直到'>' line=re_html.sub('',line) c.wri
pandas 操作csv文件时,一直报错,排查后发现csv文本中存在很多“空行”: So 需要把空行全部去掉: def clearBlankLine(): file1 = open('text1.txt', 'r', encoding='utf-8') # 要去掉空行的文件 file2 = open('text2.txt', 'w', encoding='utf-8') # 生成没有空行的文件 try: for line in file1.readlines(): if line == '\n'
使用python的moviepy库来提取视频中的图片,按照视频每帧一个图片的方式来保存. extract images from video, than save them to disk from moviepy.editor import VideoFileClip clip1 = VideoFileClip('./project_video.mp4') i = 1 for frame in clip1.iter_frames(): im = Image.fromarray(frame) i
需求 read some .txt file in dir and find min and max num in file. solution: echo *.txt > file.name in linux shell >>>execfile("mytest.py"); //equivalent to run mytest.m in matlab import os fileobj = open("./test2images/2d_xxx.name