from datetime import date, time, datetime, timedelta

<li><strong>Time and datetime objects can be 'aware' <code class="apache hljs"><span class="hljs-section">&lt;a&gt;</span></code>, meaning they have defined timezone, or 'naive' <code class="apache hljs"><span class="hljs-section">&lt;n&gt;</span></code>, meaning they don't.</strong></li>

<li><strong>If object is naive, it is presumed to be in the system's timezone.</strong></li>

</ul><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> datetime <span class="hljs-keyword">import</span> date, time, datetime, timedelta