擅长:python、mysql、java
<p>如果我能正确理解您的查询,让我们尝试一个简单的方法。读取第一个文件,用换行符替换逗号,然后将结果写入同一个文件。在</p>
<pre><code>urlsfile = open('test1.txt', 'r+') # in case you are getting the data from file itself
urls = urlsfile.readline()
urlsfile.close()
newlines = urls.replace(",", "\n") # otherwise replace newlines with the variable name that you are trying to write to the file
newfile = open('test1.txt','w+')
newfile.write(newlines)
newfile.close()
</code></pre>