<tr><td><code>d[k] = v</code></td><td>Insert or replace</td><td>No error</td><td>None</td></tr> <tr><td><code>d.get(k)</code></td><td>Safe lookup</td><td><code>None ...

This program calculates the famous Fibonacci sequence, a series of numbers where each number is the sum of the two preceding ones, typically starting with 0 and 1. The script uses a pure recursive ...

You use three main primitives: - Tools: Functions the model calls to take action, like sending an email or querying a database. - Resources: Read-only data the app pulls into context, like a file or a ...