May 13, 2025 · May 9, 2025 · May 9, 2025 · May 9, 2025 · May 9, 2025 · May 10, 2025
diff --git a/Lib/zipfile/__init__.py b/Lib/zipfile/__init__.py

 __all__ = ["BadZipFile", "BadZipfile", "error",
           "ZIP_STORED", "ZIP_DEFLATED", "ZIP_BZIP2", "ZIP_LZMA",
           "is_zipfile", "ZipInfo", "ZipFile", "PyZipFile", "LargeZipFile",
           "Path"]
           "ZIP_ZSTANDARD", "is_zipfile", "ZipInfo", "ZipFile", "PyZipFile",
           "LargeZipFile", "Path"]

 class BadZipFile(Exception):
    pass
        if compresslevel is not None:
            return bz2.BZ2Compressor(compresslevel)
        return bz2.BZ2Compressor()
    # compresslevel is ignored for ZIP_LZMA and ZIP_ZSTANDARD
    # compresslevel is ignored for ZIP_LZMA
    elif compress_type == ZIP_LZMA:
        return LZMACompressor()
    elif compress_type == ZIP_ZSTANDARD:
        return zstd.ZstdCompressor()
        return zstd.ZstdCompressor(level=compresslevel)
    else:
        return None

    mode: The mode can be either read 'r', write 'w', exclusive create 'x',
          or append 'a'.
    compression: ZIP_STORED (no compression), ZIP_DEFLATED (requires zlib),
                 ZIP_BZIP2 (requires bz2) or ZIP_LZMA (requires lzma).
                 ZIP_BZIP2 (requires bz2), ZIP_LZMA (requires lzma), or
                 ZIP_ZSTANDARD (requires compression.zstd).
    allowZip64: if True ZipFile will create files with ZIP64 extensions when
                needed, otherwise it will raise an exception when this would
                be necessary.
                   When using ZIP_STORED or ZIP_LZMA this keyword has no effect.
                   When using ZIP_DEFLATED integers 0 through 9 are accepted.
                   When using ZIP_BZIP2 integers 1 through 9 are accepted.
                   When using ZIP_ZSTANDARD integers -7 though 22 are common,
                   see the CompressionParameter enum in compression.zstd for
                   details.

    """

                min_version = max(BZIP2_VERSION, min_version)
            elif zinfo.compress_type == ZIP_LZMA:
                min_version = max(LZMA_VERSION, min_version)
            elif zinfo.compress_type == ZIP_ZSTANDARD:
                min_version = max(ZSTANDARD_VERSION, min_version)

            extract_version = max(min_version, zinfo.extract_version)
            create_version = max(min_version, zinfo.create_version)
Original file line number	Diff line number	Diff line change
Expand Up		@@ -38,8 +38,8 @@

		__all__ = ["BadZipFile", "BadZipfile", "error",
		"ZIP_STORED", "ZIP_DEFLATED", "ZIP_BZIP2", "ZIP_LZMA",
		"is_zipfile", "ZipInfo", "ZipFile", "PyZipFile", "LargeZipFile",
		"Path"]
		"ZIP_ZSTANDARD", "is_zipfile", "ZipInfo", "ZipFile", "PyZipFile",
		"LargeZipFile", "Path"]

		class BadZipFile(Exception):
		pass
Expand DownExpand Up		@@ -812,11 +812,11 @@ def _get_compressor(compress_type, compresslevel=None):
		if compresslevel is not None:
		return bz2.BZ2Compressor(compresslevel)
		return bz2.BZ2Compressor()
		# compresslevel is ignored for ZIP_LZMA and ZIP_ZSTANDARD
		# compresslevel is ignored for ZIP_LZMA
		elif compress_type == ZIP_LZMA:
		return LZMACompressor()
		elif compress_type == ZIP_ZSTANDARD:
		return zstd.ZstdCompressor()
		return zstd.ZstdCompressor(level=compresslevel)
		else:
		return None

Expand DownExpand Up		@@ -1352,7 +1352,8 @@ class ZipFile:
		mode: The mode can be either read 'r', write 'w', exclusive create 'x',
		or append 'a'.
		compression: ZIP_STORED (no compression), ZIP_DEFLATED (requires zlib),
		ZIP_BZIP2 (requires bz2) or ZIP_LZMA (requires lzma).
		ZIP_BZIP2 (requires bz2), ZIP_LZMA (requires lzma), or
		ZIP_ZSTANDARD (requires compression.zstd).
		allowZip64: if True ZipFile will create files with ZIP64 extensions when
		needed, otherwise it will raise an exception when this would
		be necessary.
Expand All		@@ -1361,6 +1362,9 @@ class ZipFile:
		When using ZIP_STORED or ZIP_LZMA this keyword has no effect.
		When using ZIP_DEFLATED integers 0 through 9 are accepted.
		When using ZIP_BZIP2 integers 1 through 9 are accepted.
		When using ZIP_ZSTANDARD integers -7 though 22 are common,
		see the CompressionParameter enum in compression.zstd for
		details.

		"""

Expand DownExpand Up		@@ -2093,6 +2097,8 @@ def _write_end_record(self):
		min_version = max(BZIP2_VERSION, min_version)
		elif zinfo.compress_type == ZIP_LZMA:
		min_version = max(LZMA_VERSION, min_version)
		elif zinfo.compress_type == ZIP_ZSTANDARD:
		min_version = max(ZSTANDARD_VERSION, min_version)

		extract_version = max(min_version, zinfo.extract_version)
		create_version = max(min_version, zinfo.create_version)
Expand Down