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epogrebnyak / abacus

A small yet valid double-entry accounting system in Python and command line.
https://epogrebnyak.github.io/abacus/
GNU General Public License v3.0
59 stars 4 forks source link

chain function must not corrupt the argument #62

Closed epogrebnyak closed 11 months ago

epogrebnyak commented 11 months ago

https://github.com/epogrebnyak/abacus/blob/1bd402b8caded7a17fc99699bd9cb780367f26a8/x/test_compose.py#L141-L147

Here is how chain() works:

https://github.com/epogrebnyak/abacus/blob/1bd402b8caded7a17fc99699bd9cb780367f26a8/x/compose.py#L389-L397

I tried both ledger.condense() and ledger.deepcopy() none of them create a copy of ledger as expected.

The expected bevaviout is that after running the chain function the ledger argument is not changed!

epogrebnyak commented 11 months ago

The example can eb run at https://github.com/epogrebnyak/abacus/blob/main/x/using.py