擅长:python、mysql、java
<p>使用<a href="http://docs.python.org/library/shutil.html#shutil.copyfileobj" rel="noreferrer">^{<cd1>}</a>复制文件,然后通过查找一个字节并截断文件来删除最后一个字节:</p>
<pre><code>with open(srcfile, 'r') as fsrc:
with open(destfile, 'w+') as fdest:
shutil.copyfileobj(fsrc, fdest)
fdest.seek(-1, os.SEEK_END)
fdest.truncate()
</code></pre>