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Diffstat (limited to 'Doc/library/binascii.rst')
| -rw-r--r-- | Doc/library/binascii.rst | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/Doc/library/binascii.rst b/Doc/library/binascii.rst index 62d7efe..19efc2d 100644 --- a/Doc/library/binascii.rst +++ b/Doc/library/binascii.rst @@ -107,7 +107,7 @@ The :mod:`binascii` module defines the following functions: .. function:: crc32(data[, value]) - Compute CRC-32, the 32-bit checksum of *data*, starting with an + Compute CRC-32, the unsigned 32-bit checksum of *data*, starting with an initial CRC of *value*. The default initial CRC is zero. The algorithm is consistent with the ZIP file checksum. Since the algorithm is designed for use as a checksum algorithm, it is not suitable for use as a general hash @@ -121,9 +121,8 @@ The :mod:`binascii` module defines the following functions: .. versionchanged:: 3.0 The result is always unsigned. - To generate the same numeric value across all Python versions and - platforms, use ``crc32(data) & 0xffffffff``. - + To generate the same numeric value when using Python 2 or earlier, + use ``crc32(data) & 0xffffffff``. .. function:: b2a_hex(data[, sep[, bytes_per_sep=1]]) hexlify(data[, sep[, bytes_per_sep=1]]) |