Disabling SSL cert validation, and suppressing warnings. Fixes issue #217

week1/community-contributions/day5-disable-ssl.ipynb

@@ -0,0 +1,81 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "a98030af-fcd1-4d63-a36e-38ba053498fa",
+   "metadata": {},
+   "source": [
+    "# A Small Tweak to Week1-Day5\n",
+    "\n",
+    "If you have network restrictions (such as using a custom DNS provider, or firewall rules at work), you can disable SSL cert verification.\n",
+    "Once you do that and start executing your code, the output will be riddled with warnings. Thankfully, you can suppress those warnings,too.\n",
+    "\n",
+    "See the 2 lines added to the init method, below."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "id": "106dd65e-90af-4ca8-86b6-23a41840645b",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# A class to represent a Webpage\n",
+    "\n",
+    "# Some websites need you to use proper headers when fetching them:\n",
+    "headers = {\n",
+    " \"User-Agent\": \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36\"\n",
+    "}\n",
+    "\n",
+    "class Website:\n",
+    "    \"\"\"\n",
+    "    A utility class to represent a Website that we have scraped, now with links\n",
+    "    \"\"\"\n",
+    "\n",
+    "    def __init__(self, url):\n",
+    "        self.url = url\n",
+    "\n",
+    "        #\n",
+    "        # If you must disable SSL cert validation, and also suppress all the warning that will come with it,\n",
+    "        # add the 2 lines below. This comes in very handy if you have DNS/firewall restrictions; alas, use\n",
+    "        # with caution, especially if deploying this in a non-dev environment.\n",
+    "        requests.packages.urllib3.disable_warnings() \n",
+    "        response = requests.get(url, headers=headers, verify=False)        \n",
+    "        # ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n",
+    "        \n",
+    "        self.body = response.content\n",
+    "        soup = BeautifulSoup(self.body, 'html.parser')\n",
+    "        self.title = soup.title.string if soup.title else \"No title found\"\n",
+    "        if soup.body:\n",
+    "            for irrelevant in soup.body([\"script\", \"style\", \"img\", \"input\"]):\n",
+    "                irrelevant.decompose()\n",
+    "            self.text = soup.body.get_text(separator=\"\\n\", strip=True)\n",
+    "        else:\n",
+    "            self.text = \"\"\n",
+    "        links = [link.get('href') for link in soup.find_all('a')]\n",
+    "        self.links = [link for link in links if link]"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.11.11"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}