KOS_OP_VAR_ATTR_TAKE

• Style: EXTRA (VAR, CONST, NOARG, NOARG).

• Stack: [...] → [..., value]. Get attribute on object from namespace, delete it, push value. Errors if attribute missing (same as VAR_ATTR + VAR_ATTR_CLEAR sequence).

• Compiler form: Emitted by compile/take-attr when OBJ is a symbol. May lower to FAST_ATTR_TAKE.

• Implementation: koskari/lib/opcode/VAR_ATTR_TAKE.c

• Covered by: tests/lib/opcode/test_take_opcodes.py