Add safe expression evaluator (calc/engine/evaluator.py + builtins.py)

Browse source

- evaluator.evaluate(expr, extra_names) returns (result_str, is_error)
- blocks __builtins__ to prevent arbitrary code execution
- handles ZeroDivisionError, ValueError, NameError with friendly messages
- builtins.SAFE_NAMES covers trig, hyperbolic, log, exp, rounding, constants

...

This commit is contained in:

rajjagirdar-root 2026-05-13 11:24:44 -04:00

parent 7fd1a60b01

commit bde60ad530

4 changed files with 48 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

0

calc/engine/__init__.py Normal file

Unescape Escape View file