update functions file to include AWS variable definitions.

app.py

@@ -27,6 +27,7 @@ import re
 import boto3
 
 
+
 # In[3]:
 
 

functions_mm.py

@@ -26,6 +26,11 @@ OPENAI_MODEL = "gpt-3.5-turbo"
 # Store the API key in a variable.
 OPENAI_API_KEY = os.getenv("OPENAI_API_KEY")
 
+#Define variables for AWS Polly Access#############################################################
+aws_access_key_id = os.getenv('AWS_ACCESS_KEY_ID')
+aws_secret_access_key = os.getenv('AWS_SECRET_ACCESS_KEY')
+aws_default_region = os.getenv('AWS_DEFAULT_REGION')
+
 #Define language variables ###################################################################################
 
 #Define voice map
@@ -172,7 +177,12 @@ def transcribe_audio_original(audio_filepath):
 
 
 #Initialize Polly client at module level
-polly_client = boto3.client('polly')
+polly_client = boto3.client(
+    'polly',
+    region_name=aws_default_region,
+    aws_access_key_id=aws_access_key_id,
+    aws_secret_access_key=aws_secret_access_key
+)
 
 # Define text-to-speech function using Amazon Polly
 def polly_text_to_speech(text, lang_code):