error in running finalizer: UndefVarError(var=:_Py)

[amilsted]

Affects: Both?

Describe the bug
Am seeing the Julia error error in running finalizer: UndefVarError(var=:_Py) during GC with juliacall 0.9.16 and Julia 1.10.0.
Stack traces look like:

error in running finalizer: UndefVarError(var=:_Py)
ijl_undefined_var_error at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/rtutils.c:134
ijl_get_binding_or_error at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/module.c:471
pyobjectarray_finalizer at /data/home/ammilste/.julia/packages/PythonCall/F4kmJ/src/JlWrap/objectarray.jl:26
unknown function (ip: 0x7f19881c5127)
_jl_invoke at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:2894 [inlined]
ijl_apply_generic at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:3076
run_finalizer at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:318
jl_gc_run_finalizers_in_list at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:408
run_finalizers at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:454
run_finalizers at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:435 [inlined]
ijl_gc_collect at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:3539
maybe_collect at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:937 [inlined]
jl_gc_pool_alloc_inner at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:1293 [inlined]
ijl_gc_pool_alloc at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gc.c:1341
setproperty! at ./Base.jl:38
jfptr_setpropertyNOT._79631 at /data/home/ammilste/.julia/compiled/v1.10/QSRBase/OhjPQ_D2YBh.so (unknown line)
_jl_invoke at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:2894 [inlined]
ijl_apply_generic at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:3076
optimizeConfigs at /data/home/ammilste/.julia/packages/Antlr4Runtime/8oPsa/src/atn/ATNConfigSet.jl:141
jfptr_optimizeConfigs_79186 at /data/home/ammilste/.julia/compiled/v1.10/QSRBase/OhjPQ_D2YBh.so (unknown line)
_jl_invoke at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:2894 [inlined]
ijl_apply_generic at /cache/build/builder-amdci4-6/julialang/julia-release-1-dot-10/src/gf.c:3076

Possible fix here: #481

[cjdoris]

Thanks - another victim of the big recent internal refactor. Fixed now, and I'm making a release soon.