How to use the jsons.dumps function in jsons

def test_anonimowe_parse(files, snapshot):
    snapshot.assert_match(jsons.dumps(anonimowe.parse(files["anonimowe.html"])))

def test_demotywatory_parse(files, snapshot, monkeypatch):
    def fake_download(url):
        f = "demot-{}.html".format(utils.get_last_part_url(url))
        if f in files:
            return files[f]
        raise Exception()

    monkeypatch.setattr("parsers.demoty.download", fake_download)

    snapshot.assert_match(jsons.dumps(demoty.parse(files["demotywatory.html"])))

def test_mistrzowie_parse(files, snapshot):
    snapshot.assert_match(jsons.dumps(mistrzowie.parse(files["mistrzowie.html"])))

def test_dumps(self):
        class A:
            def __init__(self):
                self.name = 'A'

        class B:
            def __init__(self, a: A):
                self.a = a
                self.name = 'B'

        sdumped = jsons.dumps(B(A()))
        s = json.dumps({'a': {'name': 'A'}, 'name': 'B'})
        self.assertDictEqual(eval(s), eval(sdumped))

def test_ninegag_parse(files, snapshot):
    snapshot.assert_match(jsons.dumps(ninegag.parse(files["9gag.json"])))

def serialize(dataclass):
    """Serialize data class attributes."""
    return jsons.loads(jsons.dumps(dataclass))

def to_response(page):
    return jsons.dumps(page)

def from_dict(cls: T, d: Dict) -> T:
        """Serialize dictionary to dataclass of type T."""
        return jsons.loads(jsons.dumps(d), cls)