Coverage for /pythoncovmergedfiles/medio/medio/src/airflow/airflow/serialization/serializers/builtin.py: 42%

1# 

2# Licensed to the Apache Software Foundation (ASF) under one 

3# or more contributor license agreements. See the NOTICE file 

4# distributed with this work for additional information 

5# regarding copyright ownership. The ASF licenses this file 

6# to you under the Apache License, Version 2.0 (the 

7# "License"); you may not use this file except in compliance 

8# with the License. You may obtain a copy of the License at 

9# 

10# http://www.apache.org/licenses/LICENSE-2.0 

11# 

12# Unless required by applicable law or agreed to in writing, 

13# software distributed under the License is distributed on an 

14# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 

15# KIND, either express or implied. See the License for the 

16# specific language governing permissions and limitations 

17# under the License. 

18from __future__ import annotations 

19 

20from typing import TYPE_CHECKING, cast 

21 

22from airflow.utils.module_loading import qualname 

23 

24if TYPE_CHECKING: 

25 from airflow.serialization.serde import U 

26 

27__version__ = 1 

28 

29serializers = ["builtins.frozenset", "builtins.set", "builtins.tuple"] 

30deserializers = serializers 

31stringifiers = serializers 

32 

33 

34def serialize(o: object) -> tuple[U, str, int, bool]: 

35 return list(cast(list, o)), qualname(o), __version__, True 

36 

37 

38def deserialize(classname: str, version: int, data: list) -> tuple | set | frozenset: 

39 if version > __version__: 

40 raise TypeError("serialized version is newer than class version") 

41 

42 if classname == qualname(tuple): 

43 return tuple(data) 

44 

45 if classname == qualname(set): 

46 return set(data) 

47 

48 if classname == qualname(frozenset): 

49 return frozenset(data) 

50 

51 raise TypeError(f"do not know how to deserialize {classname}") 

52 

53 

54def stringify(classname: str, version: int, data: list) -> str: 

55 if classname not in stringifiers: 

56 raise TypeError(f"do not know how to stringify {classname}") 

57 

58 s = ",".join(str(d) for d in data) 

59 return f"({s})"