[BugFix] Support empty tuple in lazy stack indexing

[vmoens]

No description provided.

[github-actions]

$\color{#D29922}\textsf{\Large⚠\kern{0.2cm}\normalsize Warning}$ Result of CPU Benchmark Tests

Total Benchmarks: 126. Improved: $\large\color{#35bf28}7$. Worsened: $\large\color{#d91a1a}2$.

Expand to view detailed results

Name	Max	Mean	Ops	Ops on Repo HEAD	Change
test_plain_set_nested	44.9240μs	17.2803μs	57.8693 KOps/s	55.6877 KOps/s	$\color{#35bf28}+3.92\%$
test_plain_set_stack_nested	55.4240μs	17.5959μs	56.8315 KOps/s	55.1297 KOps/s	$\color{#35bf28}+3.09\%$
test_plain_set_nested_inplace	60.9540μs	19.6609μs	50.8625 KOps/s	49.6580 KOps/s	$\color{#35bf28}+2.43\%$
test_plain_set_stack_nested_inplace	48.8610μs	19.6046μs	51.0084 KOps/s	49.8873 KOps/s	$\color{#35bf28}+2.25\%$
test_items	19.5770μs	2.3995μs	416.7586 KOps/s	416.1104 KOps/s	$\color{#35bf28}+0.16\%$
test_items_nested	0.3274ms	0.2669ms	3.7464 KOps/s	3.6392 KOps/s	$\color{#35bf28}+2.95\%$
test_items_nested_locked	1.0780ms	0.2678ms	3.7336 KOps/s	3.6542 KOps/s	$\color{#35bf28}+2.17\%$
test_items_nested_leaf	0.2179ms	0.1655ms	6.0424 KOps/s	5.8660 KOps/s	$\color{#35bf28}+3.01\%$
test_items_stack_nested	0.3911ms	0.2704ms	3.6986 KOps/s	3.5868 KOps/s	$\color{#35bf28}+3.12\%$
test_items_stack_nested_leaf	0.6082ms	0.1664ms	6.0102 KOps/s	5.9614 KOps/s	$\color{#35bf28}+0.82\%$
test_items_stack_nested_locked	0.3999ms	0.2711ms	3.6886 KOps/s	3.5894 KOps/s	$\color{#35bf28}+2.76\%$
test_keys	27.7720μs	3.8177μs	261.9345 KOps/s	250.7571 KOps/s	$\color{#35bf28}+4.46\%$
test_keys_nested	1.9794ms	0.1523ms	6.5680 KOps/s	6.6749 KOps/s	$\color{#d91a1a}-1.60\%$
test_keys_nested_locked	0.3159ms	0.1521ms	6.5751 KOps/s	6.5098 KOps/s	$\color{#35bf28}+1.00\%$
test_keys_nested_leaf	34.7881ms	0.1354ms	7.3880 KOps/s	7.6417 KOps/s	$\color{#d91a1a}-3.32\%$
test_keys_stack_nested	0.2625ms	0.1539ms	6.4970 KOps/s	6.5457 KOps/s	$\color{#d91a1a}-0.74\%$
test_keys_stack_nested_leaf	0.2304ms	0.1328ms	7.5279 KOps/s	7.4663 KOps/s	$\color{#35bf28}+0.82\%$
test_keys_stack_nested_locked	0.2993ms	0.1607ms	6.2217 KOps/s	6.3632 KOps/s	$\color{#d91a1a}-2.22\%$
test_values	4.8690μs	1.1897μs	840.5215 KOps/s	849.2419 KOps/s	$\color{#d91a1a}-1.03\%$
test_values_nested	0.1026ms	51.8233μs	19.2963 KOps/s	19.0060 KOps/s	$\color{#35bf28}+1.53\%$
test_values_nested_locked	0.1457ms	51.3729μs	19.4655 KOps/s	18.9323 KOps/s	$\color{#35bf28}+2.82\%$
test_values_nested_leaf	89.8290μs	45.7269μs	21.8690 KOps/s	21.2054 KOps/s	$\color{#35bf28}+3.13\%$
test_values_stack_nested	0.1195ms	52.2800μs	19.1278 KOps/s	18.5346 KOps/s	$\color{#35bf28}+3.20\%$
test_values_stack_nested_leaf	88.9270μs	46.0913μs	21.6961 KOps/s	21.2882 KOps/s	$\color{#35bf28}+1.92\%$
test_values_stack_nested_locked	0.1047ms	51.9859μs	19.2360 KOps/s	18.7923 KOps/s	$\color{#35bf28}+2.36\%$
test_membership	21.0890μs	1.3388μs	746.9391 KOps/s	739.6683 KOps/s	$\color{#35bf28}+0.98\%$
test_membership_nested	46.8880μs	3.5150μs	284.4965 KOps/s	290.5404 KOps/s	$\color{#d91a1a}-2.08\%$
test_membership_nested_leaf	34.2850μs	3.4866μs	286.8114 KOps/s	290.0186 KOps/s	$\color{#d91a1a}-1.11\%$
test_membership_stacked_nested	20.9000μs	3.4411μs	290.6086 KOps/s	292.5549 KOps/s	$\color{#d91a1a}-0.67\%$
test_membership_stacked_nested_leaf	32.6320μs	3.5025μs	285.5086 KOps/s	257.1414 KOps/s	$\textbf{\color{#35bf28}+11.03\%}$
test_membership_nested_last	47.1580μs	4.3107μs	231.9830 KOps/s	233.3943 KOps/s	$\color{#d91a1a}-0.60\%$
test_membership_nested_leaf_last	31.7590μs	4.3718μs	228.7378 KOps/s	232.6066 KOps/s	$\color{#d91a1a}-1.66\%$
test_membership_stacked_nested_last	27.6920μs	5.5052μs	181.6473 KOps/s	102.8258 KOps/s	$\textbf{\color{#35bf28}+76.66\%}$
test_membership_stacked_nested_leaf_last	24.0450μs	5.5567μs	179.9627 KOps/s	102.3026 KOps/s	$\textbf{\color{#35bf28}+75.91\%}$
test_nested_getleaf	35.9370μs	10.5554μs	94.7380 KOps/s	95.8392 KOps/s	$\color{#d91a1a}-1.15\%$
test_nested_get	48.2110μs	10.1973μs	98.0656 KOps/s	100.3289 KOps/s	$\color{#d91a1a}-2.26\%$
test_stacked_getleaf	32.9920μs	10.9812μs	91.0645 KOps/s	95.4730 KOps/s	$\color{#d91a1a}-4.62\%$
test_stacked_get	27.7830μs	9.8909μs	101.1033 KOps/s	101.4098 KOps/s	$\color{#d91a1a}-0.30\%$
test_nested_getitemleaf	48.9120μs	11.1373μs	89.7886 KOps/s	90.9963 KOps/s	$\color{#d91a1a}-1.33\%$
test_nested_getitem	28.0520μs	10.5040μs	95.2018 KOps/s	97.1714 KOps/s	$\color{#d91a1a}-2.03\%$
test_stacked_getitemleaf	37.6610μs	10.9176μs	91.5955 KOps/s	92.7195 KOps/s	$\color{#d91a1a}-1.21\%$
test_stacked_getitem	41.9290μs	10.5270μs	94.9934 KOps/s	97.4616 KOps/s	$\color{#d91a1a}-2.53\%$
test_lock_nested	0.7866ms	0.3404ms	2.9381 KOps/s	2.9456 KOps/s	$\color{#d91a1a}-0.26\%$
test_lock_stack_nested	0.4155ms	0.2986ms	3.3489 KOps/s	3.4367 KOps/s	$\color{#d91a1a}-2.55\%$
test_unlock_nested	97.2247ms	0.4409ms	2.2679 KOps/s	2.1817 KOps/s	$\color{#35bf28}+3.95\%$
test_unlock_stack_nested	0.3965ms	0.3060ms	3.2677 KOps/s	3.3310 KOps/s	$\color{#d91a1a}-1.90\%$
test_flatten_speed	0.6350ms	0.2840ms	3.5208 KOps/s	3.4994 KOps/s	$\color{#35bf28}+0.61\%$
test_unflatten_speed	0.8060ms	0.4129ms	2.4221 KOps/s	2.3952 KOps/s	$\color{#35bf28}+1.13\%$
test_common_ops	4.2848ms	0.7193ms	1.3902 KOps/s	1.3248 KOps/s	$\color{#35bf28}+4.93\%$
test_creation	17.4230μs	1.8249μs	547.9717 KOps/s	550.7654 KOps/s	$\color{#d91a1a}-0.51\%$
test_creation_empty	33.9340μs	10.6854μs	93.5857 KOps/s	87.5624 KOps/s	$\textbf{\color{#35bf28}+6.88\%}$
test_creation_nested_1	42.3300μs	13.3031μs	75.1704 KOps/s	71.7653 KOps/s	$\color{#35bf28}+4.74\%$
test_creation_nested_2	38.2620μs	16.6309μs	60.1289 KOps/s	57.6553 KOps/s	$\color{#35bf28}+4.29\%$
test_clone	0.1404ms	13.5522μs	73.7888 KOps/s	74.6718 KOps/s	$\color{#d91a1a}-1.18\%$
test_getitem[int]	31.3290μs	11.3495μs	88.1093 KOps/s	87.9478 KOps/s	$\color{#35bf28}+0.18\%$
test_getitem[slice_int]	61.8650μs	22.6587μs	44.1331 KOps/s	42.6027 KOps/s	$\color{#35bf28}+3.59\%$
test_getitem[range]	0.1062ms	42.3851μs	23.5932 KOps/s	23.7682 KOps/s	$\color{#d91a1a}-0.74\%$
test_getitem[tuple]	77.8660μs	18.7105μs	53.4459 KOps/s	53.4405 KOps/s	$\color{#35bf28}+0.01\%$
test_getitem[list]	0.3827ms	37.6271μs	26.5766 KOps/s	27.0571 KOps/s	$\color{#d91a1a}-1.78\%$
test_setitem_dim[int]	67.3360μs	34.2735μs	29.1771 KOps/s	29.2976 KOps/s	$\color{#d91a1a}-0.41\%$
test_setitem_dim[slice_int]	0.1071ms	61.6586μs	16.2183 KOps/s	16.2725 KOps/s	$\color{#d91a1a}-0.33\%$
test_setitem_dim[range]	0.1515ms	80.4339μs	12.4326 KOps/s	12.4473 KOps/s	$\color{#d91a1a}-0.12\%$
test_setitem_dim[tuple]	97.3020μs	49.6980μs	20.1215 KOps/s	20.2439 KOps/s	$\color{#d91a1a}-0.60\%$
test_setitem	0.1777ms	20.4533μs	48.8918 KOps/s	48.3680 KOps/s	$\color{#35bf28}+1.08\%$
test_set	0.1695ms	19.8297μs	50.4294 KOps/s	49.7259 KOps/s	$\color{#35bf28}+1.41\%$
test_set_shared	1.8828ms	0.1460ms	6.8514 KOps/s	6.8748 KOps/s	$\color{#d91a1a}-0.34\%$
test_update	0.1797ms	23.1089μs	43.2734 KOps/s	41.9956 KOps/s	$\color{#35bf28}+3.04\%$
test_update_nested	0.1524ms	31.6331μs	31.6125 KOps/s	31.4615 KOps/s	$\color{#35bf28}+0.48\%$
test_set_nested	0.1487ms	21.7916μs	45.8892 KOps/s	45.3840 KOps/s	$\color{#35bf28}+1.11\%$
test_set_nested_new	93.0550μs	25.8267μs	38.7197 KOps/s	38.5559 KOps/s	$\color{#35bf28}+0.42\%$
test_select	0.1115ms	39.3633μs	25.4044 KOps/s	24.6859 KOps/s	$\color{#35bf28}+2.91\%$
test_select_nested	0.8339ms	57.4479μs	17.4071 KOps/s	17.3644 KOps/s	$\color{#35bf28}+0.25\%$
test_exclude_nested	0.2261ms	0.1184ms	8.4437 KOps/s	8.4396 KOps/s	$\color{#35bf28}+0.05\%$
test_empty[True]	0.5753ms	0.4149ms	2.4105 KOps/s	2.3764 KOps/s	$\color{#35bf28}+1.43\%$
test_empty[False]	5.4522μs	1.0494μs	952.9006 KOps/s	969.4714 KOps/s	$\color{#d91a1a}-1.71\%$
test_unbind_speed	0.2917ms	0.2448ms	4.0846 KOps/s	4.0677 KOps/s	$\color{#35bf28}+0.41\%$
test_unbind_speed_stack0	0.3946ms	0.2386ms	4.1912 KOps/s	4.2990 KOps/s	$\color{#d91a1a}-2.51\%$
test_unbind_speed_stack1	0.1253s	0.6675ms	1.4982 KOps/s	1.5496 KOps/s	$\color{#d91a1a}-3.32\%$
test_split	0.1131s	1.6575ms	603.3263 Ops/s	603.5547 Ops/s	$\color{#d91a1a}-0.04\%$
test_chunk	1.7593ms	1.4825ms	674.5559 Ops/s	685.0971 Ops/s	$\color{#d91a1a}-1.54\%$
test_creation[device0]	0.2374ms	0.1044ms	9.5753 KOps/s	9.6390 KOps/s	$\color{#d91a1a}-0.66\%$
test_creation_from_tensor	3.9858ms	83.2736μs	12.0086 KOps/s	12.0781 KOps/s	$\color{#d91a1a}-0.58\%$
test_add_one[memmap_tensor0]	94.0960μs	5.5450μs	180.3440 KOps/s	184.6990 KOps/s	$\color{#d91a1a}-2.36\%$
test_contiguous[memmap_tensor0]	21.1290μs	0.6471μs	1.5453 MOps/s	1.5658 MOps/s	$\color{#d91a1a}-1.31\%$
test_stack[memmap_tensor0]	23.0230μs	3.7428μs	267.1807 KOps/s	283.5899 KOps/s	$\textbf{\color{#d91a1a}-5.79\%}$
test_memmaptd_index	0.9118ms	0.2408ms	4.1536 KOps/s	4.0825 KOps/s	$\color{#35bf28}+1.74\%$
test_memmaptd_index_astensor	0.7257ms	0.3042ms	3.2870 KOps/s	3.3061 KOps/s	$\color{#d91a1a}-0.58\%$
test_memmaptd_index_op	0.8817ms	0.6087ms	1.6428 KOps/s	1.5992 KOps/s	$\color{#35bf28}+2.73\%$
test_serialize_model	0.2183s	0.1140s	8.7685 Ops/s	8.0820 Ops/s	$\textbf{\color{#35bf28}+8.50\%}$
test_serialize_model_pickle	0.4643s	0.3758s	2.6611 Ops/s	2.6127 Ops/s	$\color{#35bf28}+1.85\%$
test_serialize_weights	0.1065s	97.9828ms	10.2059 Ops/s	10.0338 Ops/s	$\color{#35bf28}+1.71\%$
test_serialize_weights_returnearly	0.2502s	0.1355s	7.3781 Ops/s	6.8660 Ops/s	$\textbf{\color{#35bf28}+7.46\%}$
test_serialize_weights_pickle	0.7994s	0.4859s	2.0581 Ops/s	1.5587 Ops/s	$\textbf{\color{#35bf28}+32.04\%}$
test_serialize_weights_filesystem	0.1044s	94.8566ms	10.5422 Ops/s	10.6217 Ops/s	$\color{#d91a1a}-0.75\%$
test_serialize_model_filesystem	0.1013s	94.3676ms	10.5969 Ops/s	10.6203 Ops/s	$\color{#d91a1a}-0.22\%$
test_reshape_pytree	67.1760μs	21.3950μs	46.7399 KOps/s	47.9650 KOps/s	$\color{#d91a1a}-2.55\%$
test_reshape_td	86.4220μs	32.2384μs	31.0189 KOps/s	32.6175 KOps/s	$\color{#d91a1a}-4.90\%$
test_view_pytree	70.5220μs	21.1048μs	47.3825 KOps/s	48.8749 KOps/s	$\color{#d91a1a}-3.05\%$
test_view_td	0.1429s	66.6139μs	15.0119 KOps/s	16.2114 KOps/s	$\textbf{\color{#d91a1a}-7.40\%}$
test_unbind_pytree	66.8750μs	24.4665μs	40.8723 KOps/s	41.3392 KOps/s	$\color{#d91a1a}-1.13\%$
test_unbind_td	0.1264ms	35.8123μs	27.9234 KOps/s	28.2857 KOps/s	$\color{#d91a1a}-1.28\%$
test_split_pytree	50.8060μs	24.1309μs	41.4406 KOps/s	41.8878 KOps/s	$\color{#d91a1a}-1.07\%$
test_split_td	0.1192ms	40.6232μs	24.6165 KOps/s	25.3520 KOps/s	$\color{#d91a1a}-2.90\%$
test_add_pytree	79.0480μs	29.8643μs	33.4849 KOps/s	33.6085 KOps/s	$\color{#d91a1a}-0.37\%$
test_add_td	0.1103ms	52.8270μs	18.9297 KOps/s	18.1832 KOps/s	$\color{#35bf28}+4.11\%$
test_distributed	0.1827ms	0.1005ms	9.9472 KOps/s	10.0679 KOps/s	$\color{#d91a1a}-1.20\%$
test_tdmodule	68.3380μs	17.5511μs	56.9765 KOps/s	55.6944 KOps/s	$\color{#35bf28}+2.30\%$
test_tdmodule_dispatch	54.6620μs	33.6195μs	29.7447 KOps/s	29.3674 KOps/s	$\color{#35bf28}+1.28\%$
test_tdseq	34.8950μs	20.2412μs	49.4042 KOps/s	48.7171 KOps/s	$\color{#35bf28}+1.41\%$
test_tdseq_dispatch	63.6990μs	38.5375μs	25.9488 KOps/s	25.4492 KOps/s	$\color{#35bf28}+1.96\%$
test_instantiation_functorch	1.9365ms	1.3157ms	760.0266 Ops/s	756.2060 Ops/s	$\color{#35bf28}+0.51\%$
test_instantiation_td	2.2001ms	1.0512ms	951.2788 Ops/s	995.4631 Ops/s	$\color{#d91a1a}-4.44\%$
test_exec_functorch	0.3436ms	0.1598ms	6.2565 KOps/s	6.3006 KOps/s	$\color{#d91a1a}-0.70\%$
test_exec_functional_call	0.2777ms	0.1537ms	6.5061 KOps/s	6.6822 KOps/s	$\color{#d91a1a}-2.64\%$
test_exec_td	0.2448ms	0.1496ms	6.6823 KOps/s	6.8578 KOps/s	$\color{#d91a1a}-2.56\%$
test_exec_td_decorator	0.6347ms	0.2005ms	4.9870 KOps/s	5.1356 KOps/s	$\color{#d91a1a}-2.89\%$
test_vmap_mlp_speed[True-True]	0.8161ms	0.4776ms	2.0937 KOps/s	2.1430 KOps/s	$\color{#d91a1a}-2.30\%$
test_vmap_mlp_speed[True-False]	0.8641ms	0.4714ms	2.1214 KOps/s	2.1385 KOps/s	$\color{#d91a1a}-0.80\%$
test_vmap_mlp_speed[False-True]	0.7438ms	0.3809ms	2.6253 KOps/s	2.5961 KOps/s	$\color{#35bf28}+1.13\%$
test_vmap_mlp_speed[False-False]	0.4981ms	0.3825ms	2.6144 KOps/s	2.5915 KOps/s	$\color{#35bf28}+0.88\%$
test_vmap_mlp_speed_decorator[True-True]	0.9997ms	0.4927ms	2.0298 KOps/s	2.0180 KOps/s	$\color{#35bf28}+0.58\%$
test_vmap_mlp_speed_decorator[True-False]	0.7605ms	0.4921ms	2.0319 KOps/s	2.0053 KOps/s	$\color{#35bf28}+1.33\%$
test_vmap_mlp_speed_decorator[False-True]	0.9353ms	0.4228ms	2.3650 KOps/s	2.4750 KOps/s	$\color{#d91a1a}-4.44\%$
test_vmap_mlp_speed_decorator[False-False]	0.7508ms	0.3996ms	2.5022 KOps/s	2.4783 KOps/s	$\color{#35bf28}+0.97\%$
test_to_module_speed[True]	2.1999ms	1.3858ms	721.6208 Ops/s	732.7873 Ops/s	$\color{#d91a1a}-1.52\%$
test_to_module_speed[False]	1.5132ms	1.3736ms	727.9883 Ops/s	730.5186 Ops/s	$\color{#d91a1a}-0.35\%$