feat: Chatbot Example Use CDP Config File

cdp-langchain/examples/chatbot/README.md

@@ -30,10 +30,9 @@ pip install cdp-langchain
 
 ### Set ENV Vars
 - Ensure the following ENV Vars are set:
-  - "CDP_API_KEY_NAME"
-  - "CDP_API_KEY_PRIVATE_KEY"
   - "OPENAI_API_KEY"
   - "NETWORK_ID" (Defaults to `base-sepolia`)
+- Update `./cdp_config.json` with your CDP API Key name and private key
 
 ```bash
 python chatbot.py

cdp-langchain/examples/chatbot/cdp_config.json

@@ -0,0 +1,4 @@
+{
+  "cdp_api_key_name": "paste-your-cdp-api-key-name-here",
+  "cdp_api_key_private_key": "paste-your-cdp-api-key-private-key-here"
+}

cdp-langchain/examples/chatbot/chatbot.py

@@ -1,6 +1,7 @@
 import os
 import sys
 import time
+import json
 
 from langchain_core.messages import HumanMessage
 from langchain_openai import ChatOpenAI
@@ -14,6 +15,9 @@
 # Configure a file to persist the agent's CDP MPC Wallet Data.
 wallet_data_file = "wallet_data.txt"
 
+# Configure a file to hold CDP config.
+cdp_config_file_path = "cdp_config.json"
+
 
 def initialize_agent():
     """Initialize the agent with CDP Agentkit."""
@@ -32,6 +36,11 @@ def initialize_agent():
         # If there is a persisted agentic wallet, load it and pass to the CDP Agentkit Wrapper.
         values = {"cdp_wallet_data": wallet_data}
 
+    with open(os.path.expanduser(cdp_config_file_path)) as f:
+        cdp_config_data = json.load(f)
+        values["cdp_api_key_name"] = cdp_config_data.get("cdp_api_key_name")
+        values["cdp_api_key_private_key"] = cdp_config_data.get("cdp_api_key_private_key")
+
     agentkit = CdpAgentkitWrapper(**values)
 
     # persist the agent's CDP MPC Wallet Data.