commit 2eb1513612cc2db03216956997e915a5222af1c5
Author: Paul Gauthier <paul@aider.chat>
Date:   Tue Mar 11 17:01:26 2025 -0700

    initial

diff --git a/redact.py b/redact.py
new file mode 100755
index 000000000..60634a7d6
--- /dev/null
+++ b/redact.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+import re
+import sys
+import os
+
+def process_file(input_path, output_path):
+    """
+    Process a text file to filter out certain sections based on ANSI cursor commands.
+
+    If a line contains "\u001b[ROW;COL]H" followed by "Atuin", skip it and all subsequent
+    lines until finding a line with "\u001b[ROW;(COL-1)H".
+    """
+    skip_mode = False
+    target_pattern = None
+    ansi_pattern = re.compile(r'\\u001b\[(\d+);(\d+)H')
+
+    with open(input_path, 'r', encoding='utf-8') as infile, open(output_path, 'w', encoding='utf-8') as outfile:
+        for line in infile:
+            # If we're not in skip mode, check if we need to enter it
+            if not skip_mode:
+                if '\\u001b[' in line and 'Atuin' in line:
+                    match = ansi_pattern.search(line)
+                    if match:
+                        row = match.group(1)
+                        col = int(match.group(2))
+                        # Create pattern for the line that will end the skip section
+                        target_pattern = f'\\u001b[{row};{col-1}H'
+                        skip_mode = True
+                        continue  # Skip this line
+                # If we're not skipping, write the line
+                outfile.write(line)
+            # If we're in skip mode, check if we should exit it
+            else:
+                if target_pattern in line:
+                    skip_mode = False
+                    outfile.write(line)  # Include the matching line
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        print(f"Usage: {os.path.basename(sys.argv[0])} input_file output_file")
+        sys.exit(1)
+
+    input_file = sys.argv[1]
+    output_file = sys.argv[2]
+
+    if not os.path.exists(input_file):
+        print(f"Error: Input file '{input_file}' does not exist")
+        sys.exit(1)
+
+    process_file(input_file, output_file)
+    print(f"Processed {input_file} -> {output_file}")