chore: import upstream snapshot with attribution

examples/flows/standard/web-classification/fetch_text_content_from_url.py

@@ -0,0 +1,30 @@
+import bs4
+import requests
+
+from promptflow.core import tool
+
+
+@tool
+def fetch_text_content_from_url(url: str):
+    # Send a request to the URL
+    try:
+        headers = {
+            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) "
+            "Chrome/113.0.0.0 Safari/537.36 Edg/113.0.1774.35"
+        }
+        response = requests.get(url, headers=headers)
+        if response.status_code == 200:
+            # Parse the HTML content using BeautifulSoup
+            soup = bs4.BeautifulSoup(response.text, "html.parser")
+            soup.prettify()
+            return soup.get_text()[:2000]
+        else:
+            msg = (
+                f"Get url failed with status code {response.status_code}.\nURL: {url}\nResponse: "
+                f"{response.text[:100]}"
+            )
+            print(msg)
+            return "No available content"
+    except Exception as e:
+        print("Get url failed with error: {}".format(e))
+        return "No available content"