feat: remove alt_ans field, as it creats too many problems

crag_sampler/utils.py

@@ -269,7 +269,7 @@ def create_stratified_subsets(
 def write_subset(
     input_file: str, indices: List[int], output_file: str, compress: bool = True
 ) -> None:
-    """Write a single subset to a file using awk."""
+    """Write a single subset to a file using awk and jq."""
     indices_set = set(i + 1 for i in indices)
     nr_conditions = " || ".join(f"NR == {i}" for i in sorted(indices_set))
 
@@ -277,22 +277,21 @@ def write_subset(
     awk_script = f"""
     {{ 
         if ({nr_conditions}) {{ 
-            # Convert empty alt_ans arrays to arrays with empty string
-            gsub(/"alt_ans": \\[\\]/, "\\"alt_ans\\": [\\"\\"]");
             print 
         }} 
     }}"""
 
     if input_file.endswith(".bz2"):
+        # Use awk to filter lines and jq to remove "alt_ans"
         if compress:
-            cmd = f"bzcat '{input_file}' | awk '{awk_script}' | bzip2 > '{output_file}'"
+            cmd = f"bzcat '{input_file}' | awk '{awk_script}' | jq 'del(.alt_ans)' | bzip2 > '{output_file}'"
         else:
-            cmd = f"bzcat '{input_file}' | awk '{awk_script}' > '{output_file}'"
+            cmd = f"bzcat '{input_file}' | awk '{awk_script}' | jq 'del(.alt_ans)' > '{output_file}'"
     else:
         if compress:
-            cmd = f"awk '{awk_script}' '{input_file}' | bzip2 > '{output_file}'"
+            cmd = f"awk '{awk_script}' '{input_file}' | jq 'del(.alt_ans)' | bzip2 > '{output_file}'"
         else:
-            cmd = f"awk '{awk_script}' '{input_file}' > '{output_file}'"
+            cmd = f"awk '{awk_script}' '{input_file}' | jq 'del(.alt_ans)' > '{output_file}'"
 
     print(f"Process {os.getpid()} - Starting subset to {output_file}")
     try: