def download_and_extract( url: str, *, dest_dir: Optional[Union[str, Path]] = None, checksum: Optional[str] = None, checksum_algo: str = "sha256", timeout: int = 30, chunk_size: int = 8192, ) -> Path: """ Download a ZIP archive from `url`, optionally verify its checksum, and safely extract it.
class ZipDownloadError(RuntimeError): """Base class for errors raised by `download_and_extract`.""" Download Klapr.zip
# ------------------------------------------------------------------ # # 4️⃣ Verify checksum (if requested) # ------------------------------------------------------------------ # if checksum: actual = _calc_checksum(temp_file, algo=checksum_algo) if actual.lower() != checksum.lower(): raise ZipDownloadError( f"Checksum mismatch for url!r: expected checksum, got actual" ) print(f"🔐 Checksum (checksum_algo) verified.") def download_and_extract( url: str