| import argparse |
| import os |
| import hashlib |
| import csv |
| from tqdm import tqdm |
|
|
| def md5_checksum(file_path): |
| hash_md5 = hashlib.md5() |
| with open(file_path, "rb") as f: |
| for chunk in iter(lambda: f.read(4096), b""): |
| hash_md5.update(chunk) |
| return hash_md5.hexdigest() |
|
|
| def get_checksums(input_directory, output_filepath): |
| with open(output_filepath, 'w', newline='') as csvfile: |
| writer = csv.writer(csvfile) |
| writer.writerow(["filepath", "filename", "md5"]) |
| for root, dirs, files in os.walk(input_directory): |
| n_files = len(files) |
| for name in tqdm(files, total=n_files, desc="MD5ing"): |
| file_path = os.path.join(root, name) |
| checksum = md5_checksum(file_path) |
| writer.writerow([file_path, name, checksum]) |
| print(f"Checksums written to {output_filepath}") |
|
|
| if __name__ == "__main__": |
| parser = argparse.ArgumentParser(description="Generate MD5 checksums for files in a directory") |
| parser.add_argument("--input-directory", required=True, help="Directory to traverse for files") |
| parser.add_argument("--output-filepath", required=True, help="Filepath for the output CSV file") |
| args = parser.parse_args() |
| get_checksums(args.input_directory, args.output_filepath) |
|
|
|
|
