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import json
import sys
from collections import Counter
input_filename = 'mtabvqa_query.jsonl' # Changed to mtabqa_query.jsonl
output_filename = 'mtabqa_query_filtered.jsonl'
removed_filename = 'mtabqa_query_removed_one_table.jsonl'
print(f"Starting analysis of '{input_filename}'...")
try:
with open(input_filename, 'r', encoding='utf-8') as infile, \
open(output_filename, 'w', encoding='utf-8') as outfile, \
open(removed_filename, 'w', encoding='utf-8') as removed_file:
# Counters for statistics
tables_count = Counter()
kept_count = 0
removed_count = 0
error_count = 0
skipped_lines = []
for line_num, line in enumerate(infile, 1):
try:
# Remove potential leading/trailing whitespace
stripped_line = line.strip()
if not stripped_line: # Skip empty lines
print(f"Warning: Skipping empty line {line_num}.", file=sys.stderr)
skipped_lines.append(line_num)
continue
data = json.loads(stripped_line)
# Check if 'table_image_ids' key exists and is a list
if 'table_image_ids' in data and isinstance(data.get('table_image_ids'), list):
num_tables = len(data['table_image_ids'])
# Update our counter
tables_count[num_tables] += 1
if num_tables > 1:
# Keep this line (write to output file)
outfile.write(stripped_line + '\n')
kept_count += 1
elif num_tables == 1:
# Remove this line (write to removed file)
removed_file.write(stripped_line + '\n')
removed_count += 1
else: # num_tables == 0 or other unexpected cases
print(f"Info: Line {line_num} has zero tables. Skipping.", file=sys.stderr)
skipped_lines.append(line_num)
else:
# Handle cases where 'table_image_ids' key is missing or not a list
print(f"Warning: Skipping line {line_num} due to missing or invalid 'table_image_ids' field.", file=sys.stderr)
error_count += 1
skipped_lines.append(line_num)
except json.JSONDecodeError:
print(f"Error: Could not decode JSON on line {line_num}. Skipping.", file=sys.stderr)
error_count += 1
skipped_lines.append(line_num)
except Exception as e:
print(f"An unexpected error occurred processing line {line_num}: {e}", file=sys.stderr)
error_count += 1
skipped_lines.append(line_num)
# Print distribution of tables per question
print("\n--- Table Distribution Statistics ---")
print(f"Total questions processed: {sum(tables_count.values())}")
for table_count in sorted(tables_count.keys()):
count = tables_count[table_count]
percentage = (count / sum(tables_count.values())) * 100
print(f"Questions with {table_count} {'tables' if table_count != 1 else 'table'}: {count} ({percentage:.2f}%)")
# Additional stats for multi-table questions
multi_table_count = sum(tables_count[i] for i in tables_count if i > 1)
multi_table_percentage = (multi_table_count / sum(tables_count.values())) * 100 if sum(tables_count.values()) > 0 else 0
print(f"\nQuestions with 2+ tables: {multi_table_count} ({multi_table_percentage:.2f}%)")
# Print standard summary
print("\n--- Processing Summary ---")
print(f"Successfully processed {line_num} lines from '{input_filename}'.")
print(f"Kept {kept_count} entries (more than one table) in '{output_filename}'.")
print(f"Removed {removed_count} entries (exactly one table) to '{removed_filename}'.")
if error_count > 0:
print(f"Encountered {error_count} errors (JSON decoding or invalid format).")
print(f"Problematic line numbers: {skipped_lines}")
print("--------------------------\n")
except FileNotFoundError:
print(f"Error: Input file '{input_filename}' not found in the current directory.", file=sys.stderr)
print("Please make sure the script is in the same directory as the .jsonl file or update the 'input_filename' variable.", file=sys.stderr)
except Exception as e:
print(f"A critical error occurred during file operations: {e}", file=sys.stderr)
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