Reclaims build folder in a directory. Ignores git folder, too and adds a summary.

reclaim_build_folder.sh

import os
import shutil
import argparse

def get_dir_size(dir_path):
    """Calculate the total size of a directory in bytes."""
    total_size = 0
    for dirpath, dirnames, filenames in os.walk(dir_path):
        for filename in filenames:
            file_path = os.path.join(dirpath, filename)
            total_size += os.path.getsize(file_path)
    return total_size

def delete_build_folders(root_dir):
    total_space_reclaimed = 0

    for dirpath, dirnames, filenames in os.walk(root_dir):
        # Skip if the current path contains '.git'
        if '.git' in dirpath.split(os.sep):
            continue

        if 'build' in dirnames:
            build_dir_path = os.path.join(dirpath, 'build')
            # Calculate size before deletion
            space_to_reclaim = get_dir_size(build_dir_path)
            total_space_reclaimed += space_to_reclaim

            print(f"Deleting: {build_dir_path} ({space_to_reclaim / 1024 / 1024:.2f} MB)")
            shutil.rmtree(build_dir_path)

    # Print summary
    if total_space_reclaimed > 0:
        print(f"\nSummary: Total space reclaimed: {total_space_reclaimed / 1024 / 1024:.2f} MB "
              f"({total_space_reclaimed / 1024 / 1024 / 1024:.2f} GB)")
    else:
        print("\nSummary: No space reclaimed (no build folders deleted)")

if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Recursively delete all /build folders in a given directory, excluding those in .git folders.")
    parser.add_argument("root_directory", type=str, help="The root directory to start searching from.")

    args = parser.parse_args()

    if os.path.isdir(args.root_directory):
        delete_build_folders(args.root_directory)
    else:
        print("The provided path is not a valid directory.")

python3 clean.py .

output:

Deleting: ./android/sp/sp-core-android/build (0.14 MB)
Deleting: ./android/sp/sp-core-android/app/build (23.06 MB)
Deleting: ./android/sp/sp-app-android/build (0.14 MB)
Deleting: ./android/sp/sp-app-android/app/build (23.06 MB)

... 

Summary: Total space reclaimed: 5429.22 MB (5.30 GB)