Coverage for python/lsst/dax/apdb/factory.py: 28%

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1# This file is part of dax_apdb. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (http://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# This program is free software: you can redistribute it and/or modify 

10# it under the terms of the GNU General Public License as published by 

11# the Free Software Foundation, either version 3 of the License, or 

12# (at your option) any later version. 

13# 

14# This program is distributed in the hope that it will be useful, 

15# but WITHOUT ANY WARRANTY; without even the implied warranty of 

16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

17# GNU General Public License for more details. 

18# 

19# You should have received a copy of the GNU General Public License 

20# along with this program. If not, see <http://www.gnu.org/licenses/>. 

21 

22from __future__ import annotations 

23 

24__all__ = ["apdb_type", "make_apdb"] 

25 

26from .apdb import Apdb, ApdbConfig 

27from .apdbCassandra import ApdbCassandra, ApdbCassandraConfig 

28from .apdbSql import ApdbSql, ApdbSqlConfig 

29 

30 

31def apdb_type(config: ApdbConfig) -> type[ApdbSql | ApdbCassandra]: 

32 """Return Apdb type on Apdb configuration. 

33 

34 Parameters 

35 ---------- 

36 config : `ApdbConfig` 

37 Configuration object, sub-class of ApdbConfig. 

38 

39 Returns 

40 ------- 

41 type : `type` [`Apdb`] 

42 Subclass of `Apdb` class. 

43 

44 Raises 

45 ------ 

46 TypeError 

47 Raised if type of ``config`` does not match any known types. 

48 """ 

49 if type(config) is ApdbSqlConfig: 

50 return ApdbSql 

51 elif type(config) is ApdbCassandraConfig: 

52 return ApdbCassandra 

53 raise TypeError(f"Unknown type of config object: {type(config)}") 

54 

55 

56def make_apdb(config: ApdbConfig) -> Apdb: 

57 """Create Apdb instance based on Apdb configuration. 

58 

59 Parameters 

60 ---------- 

61 config : `ApdbConfig` 

62 Configuration object, sub-class of ApdbConfig. 

63 

64 Returns 

65 ------- 

66 apdb : `Apdb` 

67 Instance of a specific Apdb sub-class. 

68 

69 Raises 

70 ------ 

71 TypeError 

72 Raised if type of ``config`` does not match any known types. 

73 """ 

74 if type(config) is ApdbSqlConfig: 

75 return ApdbSql(config) 

76 elif type(config) is ApdbCassandraConfig: 

77 return ApdbCassandra(config) 

78 raise TypeError(f"Unknown type of config object: {type(config)}")