Path 1: 6 calls (0.6)

datetime (5) date (1)

'Sun, 11 Mar 1973 06:30:45 GMT' (1) 'Sun, 05 Jan 1975 00:00:00 GMT' (1) 'Sun, 01 Jan 2017 12:34:56 GMT' (1) 'Sun, 01 Jan 2017 20:34:56 GMT' (1) 'Sun, ...

1def _default(o: t.Any) -> t.Any:
2    if isinstance(o, date):
3        return http_date(o)
4
5    if isinstance(o, (decimal.Decimal, uuid.UUID)):
6        return str(o)
7
8    if dataclasses and dataclasses.is_dataclass(o):
9        return dataclasses.asdict(o)
10
11    if hasattr(o, "__html__"):
12        return str(o.__html__())
13
14    raise TypeError(f"Object of type {type(o).__name__} is not JSON serializable")

Path 2: 2 calls (0.2)

UUID (1) Decimal (1)

'deadbeef-dead-beef-dead-beefdeadbeef' (1) '0.003' (1) 

1def _default(o: t.Any) -> t.Any:
2    if isinstance(o, date):
3        return http_date(o)
4
5    if isinstance(o, (decimal.Decimal, uuid.UUID)):
6        return str(o)
7
8    if dataclasses and dataclasses.is_dataclass(o):
9        return dataclasses.asdict(o)
10
11    if hasattr(o, "__html__"):
12        return str(o.__html__())
13
14    raise TypeError(f"Object of type {type(o).__name__} is not JSON serializable")

Path 3: 1 calls (0.1)

Data (1)

{'name': 'Flask'} (1) 

1def _default(o: t.Any) -> t.Any:
2    if isinstance(o, date):
3        return http_date(o)
4
5    if isinstance(o, (decimal.Decimal, uuid.UUID)):
6        return str(o)
7
8    if dataclasses and dataclasses.is_dataclass(o):
9        return dataclasses.asdict(o)
10
11    if hasattr(o, "__html__"):
12        return str(o.__html__())
13
14    raise TypeError(f"Object of type {type(o).__name__} is not JSON serializable")

Path 4: 1 calls (0.1)

test_html_method..ObjectWithHTML (1)

'

test

' (1) 

1def _default(o: t.Any) -> t.Any:
2    if isinstance(o, date):
3        return http_date(o)
4
5    if isinstance(o, (decimal.Decimal, uuid.UUID)):
6        return str(o)
7
8    if dataclasses and dataclasses.is_dataclass(o):
9        return dataclasses.asdict(o)
10
11    if hasattr(o, "__html__"):
12        return str(o.__html__())
13
14    raise TypeError(f"Object of type {type(o).__name__} is not JSON serializable")