Update azure_openai.py

azure_openai.py

@@ -1,14 +1,18 @@
 import httpx
 import logging
+import os
 from pipecat.frames.frames import TextFrame, LLMResponseFrame
 from pipecat.processors.frame_processor import FrameProcessor, FrameDirection
 
 logger = logging.getLogger(__name__)
 
 class AzureOpenAILLMService(FrameProcessor):
-    def __init__(self, api_key: str, preprompt: str = "", endpoint: str = "https://designcntrl-azure-openai-server.openai.azure.com/openai/deployments/ottopilot/chat/completions?api-version=2023-03-15-preview"):
+    def __init__(self, preprompt: str = "", endpoint: str = "https://designcntrl-azure-openai-server.openai.azure.com/openai/deployments/ottopilot/chat/completions?api-version=2023-03-15-preview"):
         super().__init__()
-        self.api_key = api_key
+        self.api_key = os.environ.get("azure_openai")
+        if not self.api_key:
+            logger.error("Missing Hugging Face Secret: azure_openai")
+            raise ValueError("Azure OpenAI API key not found in environment variable 'azure_openai'")
         self.preprompt = preprompt
         self.endpoint = endpoint
         self.client = httpx.AsyncClient()
@@ -18,7 +22,7 @@ class AzureOpenAILLMService(FrameProcessor):
             try:
                 messages = []
                 if self.preprompt:
-                    messages.append({"role": "system", "content": self.preprompt})
+gever                    messages.append({"role": "system", "content": self.preprompt})
                 messages.append({"role": "user", "content": frame.text})
 
                 headers = {