added handler for inference endpoint

test_handler.py

@@ -0,0 +1,24 @@
+import json
+from handler import EndpointHandler
+
+# Instantiate the handler with a dummy model_dir (replace with actual path if needed)
+# Since we are testing the handler logic and not loading a real model here,
+# we can initialize it with a placeholder. If your __init__ requires a valid path,
+# you might need to adjust this or mock the AutoTokenizer and AutoModelForSeq2SeqLM calls.
+# For a basic test of the __call__ method's structure, this might suffice.
+# If model loading is essential for your test, you'll need to handle that.
+handler = EndpointHandler(model_dir=".")
+
+# Example function without a docstring
+def multiply(a, b):
+    return a * b
+
+# Prepare the data in the expected format for the handler
+test_data = {"inputs": ["def multiply(a, b):\n    return a * b"]}
+
+# Call the handler
+try:
+    response = handler(test_data)
+    print(json.dumps(response, indent=2))
+except Exception as e:
+    print(f"An error occurred: {e}")