Update documentation

Author: AllenDowney

_images/02b6ddc296c3c51396cc7c1a916aa9f4ea1bc5ed61b9fe10d6ec63e9b928fc68.png

@@ -78268,7 +78268,13 @@
       "protracted\n",
       "protracting\n",
       "protractor\n",
-      "protractors\n",
+      "protractors\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
       "protracts\n",
       "protrude\n",
       "protruded\n",
@@ -115678,6 +115684,7 @@
    "source": [
     "available = 'ACDLORT'\n",
     "required = 'R'\n",
+    "\n",
     "total = 0\n",
     "\n",
     "file_object = open('words.txt')\n",
@@ -115820,32 +115827,27 @@
   {
    "cell_type": "code",
    "execution_count": 71,
+   "id": "a3ea747d",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Here's what I got from ChatGPT 4o December 26, 2024\n",
+    "# It's correct, but it makes multiple calls to uses_any \n",
+    "\n",
+    "def uses_all(s1, s2):\n",
+    "    \"\"\"Checks if all characters in s2 are in s1, allowing repeats.\"\"\"\n",
+    "    for char in s2:\n",
+    "        if not uses_any(s1, char):\n",
+    "            return False\n",
+    "    return True\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 72,
    "id": "6980de57",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "**********************************************************************\n",
-      "File \"__main__\", line 11, in uses_all\n",
-      "Failed example:\n",
-      "    uses_all('banana', 'ban')\n",
-      "Expected:\n",
-      "    True\n",
-      "Got:\n",
-      "    False\n",
-      "**********************************************************************\n",
-      "File \"__main__\", line 13, in uses_all\n",
-      "Failed example:\n",
-      "    uses_all('ratatat', 'rat')\n",
-      "Expected:\n",
-      "    True\n",
-      "Got:\n",
-      "    False\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": []
   },
   {

_sources/chap03.ipynb

@@ -757,7 +757,7 @@ <h2><span class="section-number">3.6. </span>Stack diagrams<a class="headerlink"
 <p>Here’s the stack diagram for the previous example.</p>
 <div class="cell tag_remove-input tag_keep docutils container">
 <div class="cell_output docutils container">
-<img alt="_images/4203fc81cc8d5aa986a00dafa5e0a563fbc55ef01723367c46fda7d7b1dee11c.png" src="_images/4203fc81cc8d5aa986a00dafa5e0a563fbc55ef01723367c46fda7d7b1dee11c.png" />
+<img alt="_images/02b6ddc296c3c51396cc7c1a916aa9f4ea1bc5ed61b9fe10d6ec63e9b928fc68.png" src="_images/02b6ddc296c3c51396cc7c1a916aa9f4ea1bc5ed61b9fe10d6ec63e9b928fc68.png" />
 </div>
 </div>
 <p>The frames are arranged in a stack that indicates which function called

_sources/chap07.ipynb

@@ -1245,6 +1245,21 @@ <h3><span class="section-number">7.9.8. </span>Exercise<a class="headerlink" hre
 <p>Now let’s see if we can write <code class="docutils literal notranslate"><span class="pre">uses_all</span></code> based on <code class="docutils literal notranslate"><span class="pre">uses_any</span></code>.</p>
 <p>Ask a virtual assistant, “Given a function, <code class="docutils literal notranslate"><span class="pre">uses_any</span></code>, which takes two strings and checks whether the first uses any of the letters in the second, can you use it to write <code class="docutils literal notranslate"><span class="pre">uses_all</span></code>, which takes two strings and checks whether the first uses all the letters in the second, allowing repeats.”</p>
 <p>If it says it can, be sure to test the result!</p>
+<div class="cell docutils container">
+<div class="cell_input docutils container">
+<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="c1"># Here&#39;s what I got from ChatGPT 4o December 26, 2024</span>
+<span class="c1"># It&#39;s correct, but it makes multiple calls to uses_any </span>
+
+<span class="k">def</span> <span class="nf">uses_all</span><span class="p">(</span><span class="n">s1</span><span class="p">,</span> <span class="n">s2</span><span class="p">):</span>
+<span class="w">    </span><span class="sd">&quot;&quot;&quot;Checks if all characters in s2 are in s1, allowing repeats.&quot;&quot;&quot;</span>
+    <span class="k">for</span> <span class="n">char</span> <span class="ow">in</span> <span class="n">s2</span><span class="p">:</span>
+        <span class="k">if</span> <span class="ow">not</span> <span class="n">uses_any</span><span class="p">(</span><span class="n">s1</span><span class="p">,</span> <span class="n">char</span><span class="p">):</span>
+            <span class="k">return</span> <span class="kc">False</span>
+    <span class="k">return</span> <span class="kc">True</span>
+</pre></div>
+</div>
+</div>
+</div>
 <p><a class="reference external" href="https://allendowney.github.io/ThinkPython/index.html">Think Python: 3rd Edition</a></p>
 <p>Copyright 2024 <a class="reference external" href="https://allendowney.com">Allen B. Downey</a></p>
 <p>Code license: <a class="reference external" href="https://mit-license.org/">MIT License</a></p>