chore(genai): Update tools_google_search_with_txt.py to include example for exclude… (#13600)

* Update tools_google_search_with_txt.py to include example for exclude_domains

* Update genai/tools/tools_google_search_with_txt.py

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

* Update genai/tools/tools_google_search_with_txt.py

* Update requirements

* Update genai/tools/requirements.txt

Co-authored-by: Katie McLaughlin <katie@glasnt.com>

---------

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: Holt Skinner <13262395+holtskinner@users.noreply.github.com>
Co-authored-by: Katie McLaughlin <katie@glasnt.com>

Author: 4 people

genai/tools/requirements.txt

@@ -1,3 +1,3 @@
-google-genai==1.42.0
+google-genai==1.45.0
 # PIl is required for tools_code_execution_with_txt_img.py
 pillow==11.1.0

genai/tools/tools_google_search_with_txt.py

@@ -31,7 +31,12 @@ def generate_content() -> str:
         config=GenerateContentConfig(
             tools=[
                 # Use Google Search Tool
-                Tool(google_search=GoogleSearch())
+                Tool(
+                    google_search=GoogleSearch(
+                        # Optional: Domains to exclude from results
+                        exclude_domains=["domain.com", "domain2.com"]
+                    )
+                )
             ],
         ),
     )