Update app.py

app.py

@@ -31,15 +31,16 @@ def read_document(file):
         print(f"Error processing file: {file.name} - {str(e)}")
         return f"Error processing file: {file.name} - {str(e)}"
 
-# Pass your API key directly when initializing the Groq client
-api_key = "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"  # Replace with your actual API key
+# Retrieve API key from environment variable
+api_key = os.getenv("GROQ_API_KEY")  # This assumes you have set the environment variable in Hugging Face Space
+if not api_key:
+    raise ValueError("No API key found. Please set the GROQ_API_KEY environment variable.")
+
 client = Groq(api_key=api_key)
 
 # Function to validate and truncate content to prevent API errors
 def validate_content(text):
-    # Basic validation to remove unwanted characters
     validated_text = ''.join(e for e in text if e.isalnum() or e.isspace())
-    # Truncate text if it's too long
     max_length = 8000  # Adjust as needed
     if len(validated_text) > max_length:
         validated_text = validated_text[:max_length] + "..."