<span class="hljs-keyword">def</span> <span class="hljs-title function_">func</span>():
    <span class="hljs-keyword">pass</span>

<span class="hljs-keyword">def</span> <span class="hljs-title function_">_private_func</span>():
    <span class="hljs-keyword">pass</span>

<span class="hljs-keyword">class</span> <span class="hljs-title class_">IdentifiersTest</span>:
    <span class="hljs-keyword">def</span> <span class="hljs-title function_">__init__</span>(<span class="hljs-params">self</span>):
        <span class="hljs-keyword">pass</span>

    <span class="hljs-keyword">def</span> <span class="hljs-title function_">method</span>(<span class="hljs-params">self</span>):
        <span class="hljs-keyword">pass</span>

<span class="hljs-keyword">class</span> <span class="hljs-title class_">_PrivateClass</span>:
    <span class="hljs-keyword">pass</span>