quick fix: wolfram alpha docstring (#534)

Author: Wendong-Fan

camel/functions/search_functions.py

@@ -314,10 +314,11 @@ def search_google_and_summarize(query: str) -> str:
     return "Failed to find the answer from google search."
 
 
-def search_wolfram_alpha(query: str, is_detailed: bool) -> str:
-    r"""Queries Wolfram|Alpha and returns the result. Wolfram|Alpha is a
-    search engine that uses algorithms, knowledgebase and AI to compute
-    expert-level answers for math, science, society, everyday life and more.
+def query_wolfram_alpha(query: str, is_detailed: bool) -> str:
+    r"""Queries Wolfram|Alpha and returns the result. Wolfram|Alpha is an
+    answer engine developed by Wolfram Research. It is offered as an online
+    service that answers factual queries by computing answers from externally
+    sourced data.
 
     Args:
         query (str): The query to send to Wolfram Alpha.
@@ -331,8 +332,7 @@ def search_wolfram_alpha(query: str, is_detailed: bool) -> str:
         import wolframalpha
     except ImportError:
         raise ImportError(
-            "Please install `wolframalpha` first. You can install it by "
-            "running `pip install wolframalpha`."
+            "Please install `wolframalpha` first. You can install it by running `pip install wolframalpha`."
         )
 
     WOLFRAMALPHA_APP_ID = os.environ.get('WOLFRAMALPHA_APP_ID')
@@ -370,5 +370,5 @@ def search_wolfram_alpha(query: str, is_detailed: bool) -> str:
 
 SEARCH_FUNCS: List[OpenAIFunction] = [
     OpenAIFunction(func)  # type: ignore[arg-type]
-    for func in [search_wiki, search_google_and_summarize, search_wolfram_alpha]
+    for func in [search_wiki, search_google_and_summarize, query_wolfram_alpha]
 ]

test/functions/test_search_functions.py

@@ -18,9 +18,9 @@
 import wikipedia
 
 from camel.functions.search_functions import (
+    query_wolfram_alpha,
     search_google_and_summarize,
     search_wiki,
-    search_wolfram_alpha,
 )
 
 
@@ -76,7 +76,7 @@ def test_web_search():
 
 @patch('wolframalpha.Client')
 @patch('os.environ.get')
-def test_search_wolfram_alpha(mock_get, mock_client):
+def test_query_wolfram_alpha(mock_get, mock_client):
     mock_get.return_value = 'FAKE_APP_ID'
 
     # Create mock subpods objects
@@ -113,7 +113,7 @@ def test_search_wolfram_alpha(mock_get, mock_client):
     mock_instance.query.return_value = mock_res
     mock_client.return_value = mock_instance
 
-    result = search_wolfram_alpha("calculate limit of sinx^2/x", True)
+    result = query_wolfram_alpha("calculate limit of sinx^2/x", True)
     expected_output = (
         "Assumption:\n"
         "lim_(x->0) (sin^2(x))/x = 0\n\n"