Merge pull request #375 from DinkoTontchev/patch-1

Update llama-hub.mdx

units/en/unit2/llama-index/llama-hub.mdx

@@ -30,15 +30,24 @@ Underneath, we can see an example of the usage of **the Hugging Face inference A
 
 ```python
 from llama_index.llms.huggingface_api import HuggingFaceInferenceAPI
+import os
+from dotenv import load_dotenv
+
+# Load the .env file
+load_dotenv()
+
+# Retrieve HF_TOKEN from the environment variables
+hf_token = os.getenv("HF_TOKEN")
 
 llm = HuggingFaceInferenceAPI(
     model_name="Qwen/Qwen2.5-Coder-32B-Instruct",
     temperature=0.7,
     max_tokens=100,
-    token="hf_xxx",
+    token=hf_token,
 )
 
-llm.complete("Hello, how are you?")
+response = llm.complete("Hello, how are you?")
+print(response)
 # I am good, how can I help you today?
 ```