Coverage for src / local_deep_research / database / sqlcipher_compat.py: 67%

1""" 

2SQLCipher compatibility module for cross-platform support. 

3 

4Provides a unified interface for importing SQLCipher on different platforms: 

5- x86_64 Linux: Uses sqlcipher3-binary (pre-compiled wheel) 

6- ARM64 Linux: Uses sqlcipher3 (builds from source) 

7- Other platforms: Uses sqlcipher3 

8""" 

9 

10 

11def get_sqlcipher_module(): 

12 """ 

13 Get the appropriate SQLCipher module for the current platform. 

14 

15 Returns the sqlcipher3 module (either sqlcipher3-binary or sqlcipher3 

16 depending on platform and what's installed). 

17 

18 Returns: 

19 module: The sqlcipher module with dbapi2 attribute 

20 

21 Raises: 

22 ImportError: If sqlcipher3 is not available 

23 """ 

24 try: 

25 import sqlcipher3 

26 

27 return sqlcipher3 

28 except ImportError: 

29 raise ImportError( 

30 "sqlcipher3 is not installed. " 

31 "Ensure SQLCipher system library is installed, then run: pdm install" 

32 )