Update app.py

app.py

@@ -469,11 +469,11 @@ def process_tool_request(tool_request_data):
         search_results = nih_ref_snp_tool.actual_function(snp=snp)
         tool_return = {"name": nih_ref_snp_tool.json_name, "return": search_results}
         
-    elif tool_name == perplexity_tool.programmatic_name:
+    elif tool_name == perplexity_tool.json_name:
         query = tool_parameters["query"]
-        api_key = tool_parameters["api_key"]
-        search_results = perplexity_tool.actual_function(query=query, api_key=api_key)
-        tool_return = {"name": perplexity_tool.programmatic_name, "return": search_results}
+        # Using the environment variable instead of requiring it as a parameter
+        search_results = perplexity_tool.actual_function(query=query, api_key=PERPLEXITY_API_KEY)
+        tool_return = {"name": perplexity_tool.json_name, "return": search_results}
         
     else:
         raise ValueError(f"Unknown tool name: {tool_name}")