add duckduckgo image search

Author: leehuwuj

templates/components/engines/python/agent/tools/duckduckgo.py

@@ -32,5 +32,37 @@ def duckduckgo_search(
     return results
 
 
+def duckduckgo_image_search(
+    query: str,
+    region: str = "wt-wt",
+    max_results: int = 10,
+):
+    """
+    Use this function to search for images in DuckDuckGo.
+    Args:
+        query (str): The query to search in DuckDuckGo.
+        region Optional(str): The region to be used for the search in [country-language] convention, ex us-en, uk-en, ru-ru, etc...
+        max_results Optional(int): The maximum number of results to be returned. Default is 10.
+    """
+    try:
+        from duckduckgo_search import DDGS
+    except ImportError:
+        raise ImportError(
+            "duckduckgo_search package is required to use this function."
+            "Please install it by running: `poetry add duckduckgo_search` or `pip install duckduckgo_search`"
+        )
+    params = {
+        "keywords": query,
+        "region": region,
+        "max_results": max_results,
+    }
+    with DDGS() as ddg:
+        results = list(ddg.images(**params))
+    return results
+
+
 def get_tools(**kwargs):
-    return [FunctionTool.from_defaults(duckduckgo_search)]
+    return [
+        FunctionTool.from_defaults(duckduckgo_search),
+        FunctionTool.from_defaults(duckduckgo_image_search),
+    ]