Compressors

blake2signer.compressors

Compressors: classes that implement the CompressorInterface.

GzipCompressor

Gzip compressor.

compress(self, data, *, level)

Compress given data using gzip.

Parameters:

Name	Type	Description	Default
data	bytes	Data to compress.	required
level	int	Desired compression level.	required

Returns:

Type	Description
bytes	Raw compressed data.

Source code in blake2signer/compressors.py

def compress(self, data: bytes, *, level: int) -> bytes:
    """Compress given data using gzip.

    Args:
        data: Data to compress.
        level: Desired compression level.

    Returns:
        Raw compressed data.
    """
    return gzip.compress(data, compresslevel=level)

decompress(self, data)

Decompress given compressed data compressed with gzip.

Parameters:

Name	Type	Description	Default
data	bytes	Compressed data to decompress.	required

Returns:

Type	Description
bytes	Original data.

Source code in blake2signer/compressors.py

def decompress(self, data: bytes) -> bytes:
    """Decompress given compressed data compressed with gzip.

    Args:
        data: Compressed data to decompress.

    Returns:
        Original data.
    """
    return gzip.decompress(data)

ZlibCompressor

Zlib compressor.

compress(self, data, *, level)

Compress given data using zlib.

Parameters:

Name	Type	Description	Default
data	bytes	Data to compress.	required
level	int	Desired compression level.	required

Returns:

Type	Description
bytes	Raw compressed data.

Source code in blake2signer/compressors.py

def compress(self, data: bytes, *, level: int) -> bytes:
    """Compress given data using zlib.

    Args:
        data: Data to compress.
        level: Desired compression level.

    Returns:
        Raw compressed data.
    """
    return zlib.compress(data, level=level)

decompress(self, data)

Decompress given compressed data compressed with zlib.

Parameters:

Name	Type	Description	Default
data	bytes	Compressed data to decompress.	required

Returns:

Type	Description
bytes	Original data.

Source code in blake2signer/compressors.py

def decompress(self, data: bytes) -> bytes:
    """Decompress given compressed data compressed with zlib.

    Args:
        data: Compressed data to decompress.

    Returns:
        Original data.
    """
    return zlib.decompress(data)