Add script to remove prefix

scripts/remove_prefix.py

@@ -0,0 +1,89 @@
+import os
+import sys
+import argparse
+
+def get_longest_common_prefix(strings):
+    if not strings:
+        return ""
+    prefix = strings[0]
+    for s in strings[1:]:
+        while not s.startswith(prefix):
+            prefix = prefix[:-1]
+            if not prefix:
+                return ""
+    return prefix
+
+def remove_prefix(directory, prefix=None, dry_run=True):
+    # Get all directories in the target directory
+    items = [d for d in os.listdir(directory) if os.path.isdir(os.path.join(directory, d))]
+    
+    if not items:
+        print(f"No directories found in {directory}")
+        return
+
+    if prefix is None:
+        prefix = get_longest_common_prefix(items)
+        if not prefix:
+            print("No common prefix found.")
+            return
+
+    print(f"Prefix to remove: '{prefix}'")
+    
+    # Filter items that have the prefix
+    items_to_rename = [d for d in items if d.startswith(prefix)]
+    
+    if not items_to_rename:
+        print("No items found with the specified prefix.")
+        return
+
+    print(f"Found {len(items_to_rename)} items to rename.")
+    
+    renamed_count = 0
+    for old_name in items_to_rename:
+        # Initial removal
+        new_name = old_name[len(prefix):]
+        
+        # Clean up leading dashes, spaces, or dots that often separate prefixes
+        new_name = new_name.lstrip(" -.")
+        
+        if not new_name:
+            print(f"Skipping '{old_name}' because it would result in an empty name.")
+            continue
+
+        old_path = os.path.join(directory, old_name)
+        new_path = os.path.join(directory, new_name)
+        
+        if os.path.exists(new_path):
+            print(f"Error: Cannot rename '{old_name}' to '{new_name}' because the destination already exists.")
+            continue
+
+        if dry_run:
+            print(f"[DRY RUN] Would rename: '{old_name}' -> '{new_name}'")
+        else:
+            try:
+                os.rename(old_path, new_path)
+                print(f"Renamed: '{old_name}' -> '{new_name}'")
+                renamed_count += 1
+            except OSError as e:
+                print(f"Error renaming '{old_name}': {e}")
+
+    if not dry_run:
+        print(f"Successfully renamed {renamed_count} directories.")
+    else:
+        print("Dry run complete. No changes were made. Run without --dry-run to apply changes.")
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="Remove a common prefix from directories.")
+    parser.get_default('dry_run')
+    parser.add_argument("directory", help="The directory containing the folders to rename.")
+    parser.add_argument("--prefix", help="The prefix to remove. If not provided, it will be auto-detected.")
+    parser.add_argument("--apply", action="store_true", help="Apply the changes (default is dry run).")
+    
+    args = parser.parse_args()
+    
+    target_dir = os.path.abspath(args.directory)
+    if not os.path.isdir(target_dir):
+        print(f"Error: {target_dir} is not a directory.")
+        sys.exit(1)
+        
+    remove_prefix(target_dir, args.prefix, dry_run=not args.apply)