擅长:python、mysql、java
<p>Python<code>datetime</code>模块具有计算过去日期从epoch开始的总秒数的功能。例如,如果要计算秒数<code>2014-03-14-18-00-00</code></p>
<pre><code>epoch = datetime.datetime.strptime('2014-03-14-18-00-00', '%Y-%m-%d-%H-%M-%S')
# to compute current amount of seconds from epoch
total_seconds = (epoch - datetime.datetime.fromtimestamp(time.time())).total_seconds()
</code></pre>