将文本中的 tasting123删除
with open("fileread.txt","r",encoding="utf-8") as f:
lines = f.readlines()
#print(lines)
with open("fileread.txt","w",encoding="utf-8") as f_w:
for line in lines:
if "tasting123" in line:
continue
f_w.write(line)实际是文件内容重写
