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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def issubclass(cls, ifaces):
 """Check if the given class is an implementation of the given iface."""

    ifaces = _ensure_ifaces_tuple(ifaces)
    for iface in ifaces:

        return all((
            _check_for_definition(
                iface,
                cls,
                '__iclassattribute__',
                _is_attribute,
            ),
            _check_for_definition(
                iface,
                cls,
                '__iproperty__',
                _is_property,
            ),
            _check_for_definition(
                iface,
                cls,
                '__imethod__',
                _is_method,
            ),
            _check_for_definition(
                iface,
                cls,
                '__iclassmethod__',
                _is_classmethod,
            ),
        ))