Function _openssl_new

Lib/test/support/hashlib_helper.py:646–662

Check availability of _hashlib.new(digestname, **kwargs). The constructor function is returned (without binding **kwargs), or SkipTest is raised if none exists.

(digestname, /, **kwargs)

def _openssl_new(digestname, /, **kwargs):
    """Check availability of _hashlib.new(digestname, **kwargs).

    The constructor function is returned (without binding **kwargs),
    or SkipTest is raised if none exists.
    """
    assert isinstance(digestname, str), digestname
    try:
        # re-import '_hashlib' in case it was mocked
        _hashlib = importlib.import_module("_hashlib")
    except ImportError as exc:
        raise SkipNoHash(digestname, "openssl") from exc
    try:
        _hashlib.new(digestname, **kwargs)
    except ValueError as exc:
        raise SkipNoHashInCall("_hashlib.new", digestname) from exc
    return functools.partial(_hashlib.new, digestname)


def _openssl_hash(digestname, /, **kwargs):