擅长:python、mysql、java
<p>多亏了米尔斯夫,本文完美地解释了这一点:
<a href="https://blog.nelhage.com/2010/02/a-very-subtle-bug/" rel="nofollow">https://blog.nelhage.com/2010/02/a-very-subtle-bug/</a></p>
<p>python代码应该改为:</p>
<pre><code>import subprocess
import signal
print subprocess.check_output("zgrep -m1 'a' test.txt.gz", shell=True, , preexec_fn=lambda:signal.signal(signal.SIGPIPE, signal.SIG_DFL))
</code></pre>