擅长:python、mysql、java
<p>要处理单词之间的额外空格,请<code>strip()</code>使用制表符<code>join()</code>前面一行中的每个单词。另一方面,收集所有要写入变量的文本(<code>contents</code>在下面的代码中),并在所需格式后写入</p>
<p>试试这个:</p>
<pre><code>contents = ""
with open("file.txt", "r+") as f:
for line in f:
contents += "\t".join(word.strip() for word in line.split()) + "\n"
with open("file.txt", "w") as f:
f.write(contents)
</code></pre>