def validate_public_key(value):
    """
    Check that the given value is a valid RSA Public key in either PEM or OpenSSH format. If it is invalid,
    raises ``django.core.exceptions.ValidationError``.
    """
    is_valid = False
    exc = None

    for load in (load_pem_public_key, load_ssh_public_key):
        if not is_valid:
            try:
                load(value.encode('utf-8'), default_backend())
                is_valid = True
            except Exception as e:
                exc = e

    if not is_valid:
        raise ValidationError('Public key is invalid: %s' % exc)
def validate_public_key ( value ) : is_valid = False exc = None for load in ( load_pem_public_key , load_ssh_public_key ) : if not is_valid : try : load ( value . encode ( 'utf-8' ) , default_backend ( ) ) is_valid = True except Exception as e : exc = e if not is_valid : raise ValidationError ( 'Public key is invalid: %s' % exc )
Check that the given value is a valid RSA Public key in either PEM or OpenSSH format. If it is invalid,
    raises ``django.core.exceptions.ValidationError``.