<li><strong>CPython interpreter can only run a single thread at a time.</strong></li>
<li><strong>CPython interpreter can only run a single thread at a time.</strong></li>
<li><strong>That is why using multiple threads won't result in a faster execution, unless there is an I/O operation in at least one of them.</strong></li>
<li><strong>That is why using multiple threads won't result in a faster execution, unless one or more threads contain an I/O operation.</strong></li>