forked from pytorch/pytorch.github.io
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathjit_python_reference.html
1300 lines (1117 loc) · 68.2 KB
/
jit_python_reference.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<!DOCTYPE html>
<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
<head>
<meta name="robots" content="noindex">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Python Language Reference Coverage — PyTorch 1.12 documentation</title>
<link rel="canonical" href="https://pytorch.org/docs/stable/jit_python_reference.html"/>
<link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
<!-- <link rel="stylesheet" href="_static/pygments.css" type="text/css" /> -->
<link rel="stylesheet" href="_static/copybutton.css" type="text/css" />
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css" type="text/css" />
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css" type="text/css" />
<link rel="stylesheet" href="_static/katex-math.css" type="text/css" />
<link rel="stylesheet" href="_static/panels-main.c949a650a448cc0ae9fd3441c0e17fb0.css" type="text/css" />
<link rel="stylesheet" href="_static/panels-variables.06eb56fa6e07937060861dad626602ad.css" type="text/css" />
<link rel="stylesheet" href="_static/css/jit.css" type="text/css" />
<link rel="index" title="Index" href="genindex.html" />
<link rel="search" title="Search" href="search.html" />
<link rel="next" title="TorchScript Unsupported Pytorch Constructs" href="jit_unsupported.html" />
<link rel="prev" title="torch.jit.annotate" href="generated/torch.jit.annotate.html" />
<!-- Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-117752657-2"></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
gtag('config', 'UA-117752657-2');
</script>
<!-- End Google Analytics -->
<script src="_static/js/modernizr.min.js"></script>
<!-- Preload the theme fonts -->
<link rel="preload" href="_static/fonts/FreightSans/freight-sans-book.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="_static/fonts/FreightSans/freight-sans-medium.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="_static/fonts/IBMPlexMono/IBMPlexMono-Medium.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="_static/fonts/FreightSans/freight-sans-bold.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="_static/fonts/FreightSans/freight-sans-medium-italic.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="_static/fonts/IBMPlexMono/IBMPlexMono-SemiBold.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<!-- Preload the katex fonts -->
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Math-Italic.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Main-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Main-Bold.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Size1-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Size4-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Size2-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Size3-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="preload" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/fonts/KaTeX_Caligraphic-Regular.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.2/css/all.css" integrity="sha384-vSIIfh2YWi9wW0r9iZe7RJPrKwp6bG+s9QZMoITbCckVJqGCCRhc+ccxNcdpHuYu" crossorigin="anonymous">
</head>
<div class="container-fluid header-holder tutorials-header" id="header-holder">
<div class="container">
<div class="header-container">
<a class="header-logo" href="https://pytorch.org/" aria-label="PyTorch"></a>
<div class="main-menu">
<ul>
<li>
<a href="https://pytorch.org/get-started">Get Started</a>
</li>
<li>
<a href="https://pytorch.org/ecosystem">Ecosystem</a>
</li>
<li>
<a href="https://pytorch.org/mobile">Mobile</a>
</li>
<li>
<a href="https://pytorch.org/blog/">Blog</a>
</li>
<li>
<a href="https://pytorch.org/tutorials">Tutorials</a>
</li>
<li class="active docs-active">
<div id="resourcesDropdownButton" data-toggle="resources-dropdown" class="resources-dropdown">
<a class="resource-option with-down-orange-arrow">
Docs
</a>
<div class="resources-dropdown-menu">
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/docs/stable/index.html">
<span class="dropdown-title">PyTorch</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/audio/stable/index.html">
<span class="dropdown-title">torchaudio</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/text/stable/index.html">
<span class="dropdown-title">torchtext</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/vision/stable/index.html">
<span class="dropdown-title">torchvision</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/torchrec">
<span class="dropdown-title">TorchRec</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/data">
<span class="dropdown-title">TorchData</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/serve/">
<span class="dropdown-title">TorchServe</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/torchx/">
<span class="dropdown-title">TorchX</span>
<p></p>
</a>
<a class="doc-dropdown-option nav-dropdown-item" href="https://pytorch.org/xla">
<span class="dropdown-title">PyTorch on XLA Devices</span>
<p></p>
</a>
</div>
</li>
<li>
<div id="resourcesDropdownButton" data-toggle="resources-dropdown" class="resources-dropdown">
<a class="resource-option with-down-arrow">
Resources
</a>
<div class="resources-dropdown-menu">
<a class="nav-dropdown-item" href="https://pytorch.org/features">
<span class="dropdown-title">About</span>
<p>Learn about PyTorch’s features and capabilities</p>
</a>
<a class="nav-dropdown-item" href="https://pytorch.org/#community-module">
<span class="dropdown-title">Community</span>
<p>Join the PyTorch developer community to contribute, learn, and get your questions answered.</p>
</a>
<a class="nav-dropdown-item" href="https://pytorch.org/resources">
<span class="dropdown-title">Developer Resources</span>
<p>Find resources and get questions answered</p>
</a>
<a class="nav-dropdown-item" href="https://discuss.pytorch.org/" target="_blank">
<span class="dropdown-title">Forums</span>
<p>A place to discuss PyTorch code, issues, install, research</p>
</a>
<a class="nav-dropdown-item" href="https://pytorch.org/hub">
<span class="dropdown-title">Models (Beta)</span>
<p>Discover, publish, and reuse pre-trained models</p>
</a>
</div>
</div>
</li>
<li>
<a href="https://github.com/pytorch/pytorch">GitHub</a>
</li>
</ul>
</div>
<a class="main-menu-open-button" href="#" data-behavior="open-mobile-menu"></a>
</div>
</div>
</div>
<body class="pytorch-body">
<div class="table-of-contents-link-wrapper">
<span>Table of Contents</span>
<a href="#" class="toggle-table-of-contents" data-behavior="toggle-table-of-contents"></a>
</div>
<nav data-toggle="wy-nav-shift" class="pytorch-left-menu" id="pytorch-left-menu">
<div class="pytorch-side-scroll">
<div class="pytorch-menu pytorch-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
<div class="pytorch-left-menu-search">
<div class="version">
<a href='https://pytorch.org/docs/versions.html'>1.12 ▼</a>
</div>
<div role="search">
<form id="rtd-search-form" class="wy-form" action="search.html" method="get">
<input type="text" name="q" placeholder="Search Docs" />
<input type="hidden" name="check_keywords" value="yes" />
<input type="hidden" name="area" value="default" />
</form>
</div>
</div>
<p class="caption" role="heading"><span class="caption-text">Community</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="community/build_ci_governance.html">PyTorch Governance | Build + CI</a></li>
<li class="toctree-l1"><a class="reference internal" href="community/contribution_guide.html">PyTorch Contribution Guide</a></li>
<li class="toctree-l1"><a class="reference internal" href="community/design.html">PyTorch Design Philosophy</a></li>
<li class="toctree-l1"><a class="reference internal" href="community/governance.html">PyTorch Governance | Mechanics</a></li>
<li class="toctree-l1"><a class="reference internal" href="community/persons_of_interest.html">PyTorch Governance | Maintainers</a></li>
</ul>
<p class="caption"><span class="caption-text">Notes</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="notes/amp_examples.html">CUDA Automatic Mixed Precision examples</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/autograd.html">Autograd mechanics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/broadcasting.html">Broadcasting semantics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/cpu_threading_torchscript_inference.html">CPU threading and TorchScript inference</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/cuda.html">CUDA semantics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/ddp.html">Distributed Data Parallel</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/extending.html">Extending PyTorch</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/faq.html">Frequently Asked Questions</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/gradcheck.html">Gradcheck mechanics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/hip.html">HIP (ROCm) semantics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/large_scale_deployments.html">Features for large-scale deployments</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/modules.html">Modules</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/mps.html">MPS backend</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/multiprocessing.html">Multiprocessing best practices</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/numerical_accuracy.html">Numerical accuracy</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/randomness.html">Reproducibility</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/serialization.html">Serialization semantics</a></li>
<li class="toctree-l1"><a class="reference internal" href="notes/windows.html">Windows FAQ</a></li>
</ul>
<p class="caption"><span class="caption-text">Language Bindings</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="cpp_index.html">C++</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/javadoc/">Javadoc</a></li>
<li class="toctree-l1"><a class="reference internal" href="deploy.html">torch::deploy</a></li>
</ul>
<p class="caption"><span class="caption-text">Python API</span></p>
<ul class="current">
<li class="toctree-l1"><a class="reference internal" href="torch.html">torch</a></li>
<li class="toctree-l1"><a class="reference internal" href="nn.html">torch.nn</a></li>
<li class="toctree-l1"><a class="reference internal" href="nn.functional.html">torch.nn.functional</a></li>
<li class="toctree-l1"><a class="reference internal" href="tensors.html">torch.Tensor</a></li>
<li class="toctree-l1"><a class="reference internal" href="tensor_attributes.html">Tensor Attributes</a></li>
<li class="toctree-l1"><a class="reference internal" href="tensor_view.html">Tensor Views</a></li>
<li class="toctree-l1"><a class="reference internal" href="amp.html">torch.amp</a></li>
<li class="toctree-l1"><a class="reference internal" href="autograd.html">torch.autograd</a></li>
<li class="toctree-l1"><a class="reference internal" href="library.html">torch.library</a></li>
<li class="toctree-l1"><a class="reference internal" href="cuda.html">torch.cuda</a></li>
<li class="toctree-l1"><a class="reference internal" href="backends.html">torch.backends</a></li>
<li class="toctree-l1"><a class="reference internal" href="distributed.html">torch.distributed</a></li>
<li class="toctree-l1"><a class="reference internal" href="distributed.algorithms.join.html">torch.distributed.algorithms.join</a></li>
<li class="toctree-l1"><a class="reference internal" href="distributed.elastic.html">torch.distributed.elastic</a></li>
<li class="toctree-l1"><a class="reference internal" href="fsdp.html">torch.distributed.fsdp</a></li>
<li class="toctree-l1"><a class="reference internal" href="distributed.optim.html">torch.distributed.optim</a></li>
<li class="toctree-l1"><a class="reference internal" href="distributions.html">torch.distributions</a></li>
<li class="toctree-l1"><a class="reference internal" href="fft.html">torch.fft</a></li>
<li class="toctree-l1"><a class="reference internal" href="futures.html">torch.futures</a></li>
<li class="toctree-l1"><a class="reference internal" href="fx.html">torch.fx</a></li>
<li class="toctree-l1"><a class="reference internal" href="hub.html">torch.hub</a></li>
<li class="toctree-l1 current"><a class="reference internal" href="jit.html">torch.jit</a></li>
<li class="toctree-l1"><a class="reference internal" href="linalg.html">torch.linalg</a></li>
<li class="toctree-l1"><a class="reference internal" href="monitor.html">torch.monitor</a></li>
<li class="toctree-l1"><a class="reference internal" href="special.html">torch.special</a></li>
<li class="toctree-l1"><a class="reference internal" href="torch.overrides.html">torch.overrides</a></li>
<li class="toctree-l1"><a class="reference internal" href="package.html">torch.package</a></li>
<li class="toctree-l1"><a class="reference internal" href="profiler.html">torch.profiler</a></li>
<li class="toctree-l1"><a class="reference internal" href="nn.init.html">torch.nn.init</a></li>
<li class="toctree-l1"><a class="reference internal" href="onnx.html">torch.onnx</a></li>
<li class="toctree-l1"><a class="reference internal" href="optim.html">torch.optim</a></li>
<li class="toctree-l1"><a class="reference internal" href="complex_numbers.html">Complex Numbers</a></li>
<li class="toctree-l1"><a class="reference internal" href="ddp_comm_hooks.html">DDP Communication Hooks</a></li>
<li class="toctree-l1"><a class="reference internal" href="pipeline.html">Pipeline Parallelism</a></li>
<li class="toctree-l1"><a class="reference internal" href="quantization.html">Quantization</a></li>
<li class="toctree-l1"><a class="reference internal" href="rpc.html">Distributed RPC Framework</a></li>
<li class="toctree-l1"><a class="reference internal" href="random.html">torch.random</a></li>
<li class="toctree-l1"><a class="reference internal" href="nested.html">torch.nested</a></li>
<li class="toctree-l1"><a class="reference internal" href="sparse.html">torch.sparse</a></li>
<li class="toctree-l1"><a class="reference internal" href="storage.html">torch.Storage</a></li>
<li class="toctree-l1"><a class="reference internal" href="testing.html">torch.testing</a></li>
<li class="toctree-l1"><a class="reference internal" href="benchmark_utils.html">torch.utils.benchmark</a></li>
<li class="toctree-l1"><a class="reference internal" href="bottleneck.html">torch.utils.bottleneck</a></li>
<li class="toctree-l1"><a class="reference internal" href="checkpoint.html">torch.utils.checkpoint</a></li>
<li class="toctree-l1"><a class="reference internal" href="cpp_extension.html">torch.utils.cpp_extension</a></li>
<li class="toctree-l1"><a class="reference internal" href="data.html">torch.utils.data</a></li>
<li class="toctree-l1"><a class="reference internal" href="dlpack.html">torch.utils.dlpack</a></li>
<li class="toctree-l1"><a class="reference internal" href="mobile_optimizer.html">torch.utils.mobile_optimizer</a></li>
<li class="toctree-l1"><a class="reference internal" href="model_zoo.html">torch.utils.model_zoo</a></li>
<li class="toctree-l1"><a class="reference internal" href="tensorboard.html">torch.utils.tensorboard</a></li>
<li class="toctree-l1"><a class="reference internal" href="type_info.html">Type Info</a></li>
<li class="toctree-l1"><a class="reference internal" href="named_tensor.html">Named Tensors</a></li>
<li class="toctree-l1"><a class="reference internal" href="name_inference.html">Named Tensors operator coverage</a></li>
<li class="toctree-l1"><a class="reference internal" href="config_mod.html">torch.__config__</a></li>
</ul>
<p class="caption"><span class="caption-text">Libraries</span></p>
<ul>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/audio/stable">torchaudio</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/data">TorchData</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/torchrec">TorchRec</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/serve">TorchServe</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/text/stable">torchtext</a></li>
<li class="toctree-l1"><a class="reference external" href="https://pytorch.org/vision/stable">torchvision</a></li>
<li class="toctree-l1"><a class="reference external" href="http://pytorch.org/xla/">PyTorch on XLA Devices</a></li>
</ul>
</div>
</div>
</nav>
<div class="pytorch-container">
<div class="pytorch-page-level-bar" id="pytorch-page-level-bar">
<div class="pytorch-breadcrumbs-wrapper">
<div role="navigation" aria-label="breadcrumbs navigation">
<ul class="pytorch-breadcrumbs">
<li>
<a href="index.html">
Docs
</a> >
</li>
<li><a href="jit.html">TorchScript</a> ></li>
<li>Python Language Reference Coverage</li>
<li class="pytorch-breadcrumbs-aside">
<a href="_sources/jit_python_reference.rst.txt" rel="nofollow"><img src="_static/images/view-page-source-icon.svg"></a>
</li>
</ul>
</div>
</div>
<div class="pytorch-shortcuts-wrapper" id="pytorch-shortcuts-wrapper">
Shortcuts
</div>
</div>
<section data-toggle="wy-nav-shift" id="pytorch-content-wrap" class="pytorch-content-wrap">
<div class="pytorch-content-left">
<div class="rst-content">
<div role="main" class="main-content" itemscope="itemscope" itemtype="http://schema.org/Article">
<article itemprop="articleBody" id="pytorch-article" class="pytorch-article">
<div class="section" id="python-language-reference-coverage">
<span id="python-language-reference"></span><h1>Python Language Reference Coverage<a class="headerlink" href="#python-language-reference-coverage" title="Permalink to this headline">¶</a></h1>
<p>This is a 1:1 mapping of the features listed in <a class="reference external" href="https://docs.python.org/3/reference/">https://docs.python.org/3/reference/</a> and their
support in TorchScript. The categorizations are as follows:</p>
<table class="docutils colwidths-auto align-default">
<thead>
<tr class="row-odd"><th class="head"><p>Section</p></th>
<th class="head"><p>Status</p></th>
<th class="head"><p>Note</p></th>
</tr>
</thead>
<tbody>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/introduction.html">1. Introduction</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/introduction.html#alternate-implementations">1.1. Alternate Implementations</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/introduction.html#notation">1.2. Notation</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#">2. Lexical analysis</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#line-structure">2.1. Line structure</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#logical-lines">2.1.1. Logical lines</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#physical-lines">2.1.2. Physical lines</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#comments">2.1.3. Comments</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#encoding-declarations">2.1.4. Encoding declarations</a></p></td>
<td><p>Not Supported</p></td>
<td><p>TorchScript explicitly don’t support unicode</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#explicit-line-joining">2.1.5. Explicit line joining</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#implicit-line-joining">2.1.6. Implicit line joining</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#blank-lines">2.1.7. Blank lines</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#indentation">2.1.8. Indentation</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#whitespace-between-tokens">2.1.9. Whitespace between tokens</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#other-tokens">2.2. Other tokens</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#identifiers">2.3. Identifiers and keywords</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#keywords">2.3.1. Keywords</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#reserved-classes-of-identifiers">2.3.2. Reserved classes of identifiers</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#literals">2.4. Literals</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#string-and-bytes-literals">2.4.1. String and Bytes literals</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#string-literal-concatenation">2.4.2. String literal concatenation</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#formatted-string-literals">2.4.3. Formatted string literals</a></p></td>
<td><p>Partially Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#numeric-literals">2.4.4. Numeric literals</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#integer-literals">2.4.5. Integer literals</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#floating-point-literals">2.4.6. Floating point literals</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#imaginary-literals">2.4.7. Imaginary literals</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#operators">2.5. Operators</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported: <code class="docutils literal notranslate"><span class="pre"><<</span></code>, <code class="docutils literal notranslate"><span class="pre">>></span></code>, <code class="docutils literal notranslate"><span class="pre">:=</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/lexical_analysis.html#delimiters">2.6. Delimiters</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported: <code class="docutils literal notranslate"><span class="pre">**=</span></code>, <code class="docutils literal notranslate"><span class="pre"><<=</span></code>, <code class="docutils literal notranslate"><span class="pre">>>=</span></code>, <code class="docutils literal notranslate"><span class="pre">%=</span></code>, <code class="docutils literal notranslate"><span class="pre">^=</span></code>, <code class="docutils literal notranslate"><span class="pre">@=</span></code>, <code class="docutils literal notranslate"><span class="pre">&=</span></code>, <code class="docutils literal notranslate"><span class="pre">//=</span></code>, <code class="docutils literal notranslate"><span class="pre">%</span></code> operator for some types (e.g. <code class="docutils literal notranslate"><span class="pre">str</span></code>)</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#">3. Data model</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#objects-values-and-types">3.1. Objects, values and types</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#the-standard-type-hierarchy">3.2. The standard type hierarchy</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported: NotImplemented, Ellipsis, numbers.Complex, bytes, byte arrays, sets, frozen sets, generators, coroutines, async generators, modules, I/O objects, internal objects, slice objects ( though slicing is supported), classmethod</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#special-method-names">3.3. Special method names</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#basic-customization">3.3.1. Basic customization</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported: <code class="docutils literal notranslate"><span class="pre">__new__</span></code> , <code class="docutils literal notranslate"><span class="pre">__del__</span></code> , <code class="docutils literal notranslate"><span class="pre">__bytes__</span></code> , <code class="docutils literal notranslate"><span class="pre">__format__</span></code> , <code class="docutils literal notranslate"><span class="pre">__hash__</span></code> ,</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#customizing-attribute-access">3.3.2. Customizing attribute access</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#customizing-module-attribute-access">3.3.2.1. Customizing module attribute access</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#implementing-descriptors">3.3.2.2. Implementing Descriptors</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#invoking-descriptors">3.3.2.3. Invoking Descriptors</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#slots">3.3.2.4. __slots__</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#notes-on-using-slots">3.3.2.4.1. Notes on using __slots__</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#customizing-class-creation">3.3.3. Customizing class creation</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#metaclasses">3.3.3.1. Metaclasses</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#resolving-mro-entries">3.3.3.2. Resolving MRO entries</a></p></td>
<td><p>Not Supported</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">super()</span></code> is not supported</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#determining-the-appropriate-metaclass">3.3.3.3. Determining the appropriate metaclass</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#preparing-the-class-namespace">3.3.3.4. Preparing the class namespace</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#executing-the-class-body">3.3.3.5. Executing the class body</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#creating-the-class-object">3.3.3.6. Creating the class object</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#uses-for-metaclasses">3.3.3.7. Uses for metaclasses</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#customizing-instance-and-subclass-checks">3.3.4. Customizing instance and subclass checks</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#emulating-generic-types">3.3.5. Emulating generic types</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#emulating-callable-objects">3.3.6. Emulating callable objects</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#emulating-container-types">3.3.7. Emulating container types</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Some magic methods not supported (e.g. <code class="docutils literal notranslate"><span class="pre">__iter__</span></code> )</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#emulating-numeric-types">3.3.8. Emulating numeric types</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Magic methods with swapped operands not supported (<code class="docutils literal notranslate"><span class="pre">__r*__</span></code>)</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#with-statement-context-managers">3.3.9. With Statement Context Managers</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#special-method-lookup">3.3.10. Special method lookup</a></p></td>
<td><p>Not relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#coroutines">3.4. Coroutines</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#awaitable-objects">3.4.1. Awaitable Objects</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#coroutine-objects">3.4.2. Coroutine Objects</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#asynchronous-iterators">3.4.3. Asynchronous Iterators</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/datamodel.html#asynchronous-context-managers">3.4.4. Asynchronous Context Managers</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#">4. Execution model</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#structure-of-a-program">4.1. Structure of a program</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#naming-and-binding">4.2. Naming and binding</a></p></td>
<td><p>Not Relevant</p></td>
<td><p>Names are bound at compile time in TorchScript</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#binding-of-names">4.2.1. Binding of names</a></p></td>
<td><p>Not Relevant</p></td>
<td><p>See <code class="docutils literal notranslate"><span class="pre">global</span></code> and <code class="docutils literal notranslate"><span class="pre">nonlocal</span></code> statements section</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#resolution-of-names">4.2.2. Resolution of names</a></p></td>
<td><p>Not Relevant</p></td>
<td><p>See <code class="docutils literal notranslate"><span class="pre">global</span></code> and <code class="docutils literal notranslate"><span class="pre">nonlocal</span></code> statements section</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#builtins-and-restricted-execution">4.2.3. Builtins and restricted execution</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#interaction-with-dynamic-features">4.2.4. Interaction with dynamic features</a></p></td>
<td><p>Not Supported</p></td>
<td><p>Python values cannot be captured</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/executionmodel.html#exceptions">4.3. Exceptions</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>See <code class="docutils literal notranslate"><span class="pre">try</span></code> and <code class="docutils literal notranslate"><span class="pre">raise</span></code> statement section</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/import.html">5. The import system</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#">6. Expressions</a></p></td>
<td><p>Not Relevant</p></td>
<td><p>See expressions section</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#arithmetic-conversions">6.1. Arithmetic conversions</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#atoms">6.2. Atoms</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#atom-identifiers">6.2.1. Identifiers (Names)</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#literals">6.2.2. Literals</a></p></td>
<td><p>Partially Supported</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">bytesliteral</span></code>, <code class="docutils literal notranslate"><span class="pre">imagnumber</span></code> not supported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#parenthesized-forms">6.2.3. Parenthesized forms</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#displays-for-lists-sets-and-dictionaries">6.2.4. Displays for lists, sets and dictionaries</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported: comprehension ifs, async iterators</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#list-displays">6.2.5. List displays</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#set-displays">6.2.6. Set displays</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#dictionary-displays">6.2.7. Dictionary displays</a></p></td>
<td><p>Supported</p></td>
<td><p>dict() constructor with kwargs doesn’t work, dict comprehensions, dictionary unpacking</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#generator-expressions">6.2.8. Generator expressions</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#yield-expressions">6.2.9. Yield expressions</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#generator-iterator-methods">6.2.9.1. Generator-iterator methods</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#examples">6.2.9.2. Examples</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#asynchronous-generator-functions">6.2.9.3. Asynchronous generator functions</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#asynchronous-generator-iterator-methods">6.2.9.4. Asynchronous generator-iterator methods</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#primaries">6.3. Primaries</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#attribute-references">6.3.1. Attribute references</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#subscriptions">6.3.2. Subscriptions</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#slicings">6.3.3. Slicings</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Tuple slicing with stride is not supported</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#calls">6.3.4. Calls</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Args unpack / kwargs unpack is not supported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#await-expression">6.4. Await expression</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#the-power-operator">6.5. The power operator</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#unary-arithmetic-and-bitwise-operations">6.6. Unary arithmetic and bitwise operations</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Some bitwise operators are not implemented for primitive types (e.g. <code class="docutils literal notranslate"><span class="pre">~x</span></code> where <code class="docutils literal notranslate"><span class="pre">x</span></code> is an <code class="docutils literal notranslate"><span class="pre">int</span></code> is not currently supported)</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#binary-arithmetic-operations">6.7. Binary arithmetic operations</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>See delimiters section</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#shifting-operations">6.8. Shifting operations</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#binary-bitwise-operations">6.9. Binary bitwise operations</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#comparisons">6.10. Comparisons</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#value-comparisons">6.10.1. Value comparisons</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Dictionary equality checks are not currently supported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#membership-test-operations">6.10.2. Membership test operations</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Not supported for TorchScript classes</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#is-not">6.10.3. Identity comparisons</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#boolean-operations">6.11. Boolean operations</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#conditional-expressions">6.12. Conditional expressions</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#lambda">6.13. Lambdas</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#expression-lists">6.14. Expression lists</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Iterable unpacking not supported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#evaluation-order">6.15. Evaluation order</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/expressions.html#operator-precedence">6.16. Operator precedence</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#">7. Simple statements</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#expression-statements">7.1. Expression statements</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#assignment-statements">7.2. Assignment statements</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#augmented-assignment-statements">7.2.1. Augmented assignment statements</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>See delimiters section</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#annotated-assignment-statements">7.2.2. Annotated assignment statements</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-assert-statement">7.3. The assert statement</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Exception message is not customizable</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-pass-statement">7.4. The pass statement</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-del-statement">7.5. The del statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-return-statement">7.6. The return statement</a></p></td>
<td><p>Supported</p></td>
<td><p>Some other features of returning (e.g. behavior with try..finally) are unsupported</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-yield-statement">7.7. The yield statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-raise-statement">7.8. The raise statement</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>Exception message is not customizable</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-break-statement">7.9. The break statement</a></p></td>
<td><p>Supported</p></td>
<td><p>Some other features of returning (e.g. behavior with try..finally) are unsupported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-continue-statement">7.10. The continue statement</a></p></td>
<td><p>Supported</p></td>
<td><p>Some other features of returning (e.g. behavior with try..finally) are unsupported</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-import-statement">7.11. The import statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#future-statements">7.11.1. Future statements</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-global-statement">7.12. The global statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/simple_stmts.html#the-nonlocal-statement">7.13. The nonlocal statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#">8. Compound statements</a></p></td>
<td><p>Irrelevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-if-statement">8.1. The if statement</a></p></td>
<td><p>Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-while-statement">8.2. The while statement</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>while..else is not supported</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-for-statement">8.3. The for statement</a></p></td>
<td><p>Partially Supported</p></td>
<td><p>for..else is not supported</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-try-statement">8.4. The try statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-with-statement">8.5. The with statement</a></p></td>
<td><p>Partially Supported</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">__exit__</span></code> is always called with <code class="docutils literal notranslate"><span class="pre">exc_type</span></code>, <code class="docutils literal notranslate"><span class="pre">exc_value</span></code>, and <code class="docutils literal notranslate"><span class="pre">traceback</span></code> set to None, even if an exception was raised, and <code class="docutils literal notranslate"><span class="pre">__exit__</span></code>’s return value is ignored.</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#function-definitions">8.6. Function definitions</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#class-definitions">8.7. Class definitions</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#coroutines">8.8. Coroutines</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#coroutine-function-definition">8.8.1. Coroutine function definition</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-async-for-statement">8.8.2. The async for statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/compound_stmts.html#the-async-with-statement">8.8.3. The async with statement</a></p></td>
<td><p>Not Supported</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/toplevel_components.html#">9. Top-level components</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/toplevel_components.html#complete-python-programs">9.1. Complete Python programs</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/toplevel_components.html#file-input">9.2. File input</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference external" href="https://docs.python.org/3/reference/toplevel_components.html#interactive-input">9.3. Interactive input</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference external" href="https://docs.python.org/3/reference/toplevel_components.html#expression-input">9.4. Expression input</a></p></td>
<td><p>Not Relevant</p></td>
<td></td>
</tr>
</tbody>
</table>
</div>
</article>
</div>
<footer>
<div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
<a href="jit_unsupported.html" class="btn btn-neutral float-right" title="TorchScript Unsupported Pytorch Constructs" accesskey="n" rel="next">Next <img src="_static/images/chevron-right-orange.svg" class="next-page"></a>