Fix: Don't crash when no entries are converted in swebenchmultimodal

benchmarks/swebenchmultimodal/eval_infer.py

@@ -106,9 +106,6 @@ def convert_to_swebench_format(
         f"{error_count} errors"
     )
 
-    if converted_count == 0:
-        raise ValueError("No valid entries were converted")
-
 
 def run_swebench_multimodal_evaluation(
     predictions_file: str,

tests/test_swebenchmultimodal.py

@@ -0,0 +1,30 @@
+"""Tests for SWE-Bench Multimodal eval_infer functionality."""
+
+import tempfile
+
+from benchmarks.swebenchmultimodal.eval_infer import convert_to_swebench_format
+
+
+class TestConvertToSwebenchFormat:
+    """Tests for convert_to_swebench_format function."""
+
+    def test_empty_input_file_does_not_raise(self):
+        """Test that an empty input file does not raise an exception."""
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".jsonl", delete=False
+        ) as infile:
+            infile.write("")  # Empty file
+            input_path = infile.name
+
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".swebench.jsonl", delete=False
+        ) as outfile:
+            output_path = outfile.name
+
+        # Should not raise - let the harness handle empty results
+        convert_to_swebench_format(input_path, output_path)
+
+        # Verify output file is empty
+        with open(output_path, "r") as f:
+            lines = f.readlines()
+        assert len(lines) == 0