Set dev version
Opened by lhoestq (closed)


Comments:
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/datasets/pr_5804). All of your documentation changes will be reflected on that endpoint.

<details>
<summary>Show benchmarks</summary>

PyArrow==8.0.0

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.006448 / 0.011353 (-0.004905) | 0.004440 / 0.011008 (-0.006568) | 0.097837 / 0.038508 (0.059328) | 0.027754 / 0.023109 (0.004645) | 0.306462 / 0.275898 (0.030564) | 0.332454 / 0.323480 (0.008975) | 0.004984 / 0.007986 (-0.003001) | 0.004703 / 0.004328 (0.000375) | 0.075213 / 0.004250 (0.070962) | 0.036524 / 0.037052 (-0.000529) | 0.310149 / 0.258489 (0.051659) | 0.346392 / 0.293841 (0.052552) | 0.031012 / 0.128546 (-0.097534) | 0.011598 / 0.075646 (-0.064049) | 0.323066 / 0.419271 (-0.096206) | 0.042945 / 0.043533 (-0.000588) | 0.302286 / 0.255139 (0.047147) | 0.327813 / 0.283200 (0.044614) | 0.092540 / 0.141683 (-0.049143) | 1.532893 / 1.452155 (0.080739) | 1.556676 / 1.492716 (0.063960) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.195126 / 0.018006 (0.177120) | 0.399623 / 0.000490 (0.399133) | 0.003176 / 0.000200 (0.002976) | 0.000068 / 0.000054 (0.000014) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.023612 / 0.037411 (-0.013799) | 0.097794 / 0.014526 (0.083268) | 0.104665 / 0.176557 (-0.071891) | 0.167145 / 0.737135 (-0.569990) | 0.108769 / 0.296338 (-0.187570) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.437818 / 0.215209 (0.222608) | 4.354896 / 2.077655 (2.277242) | 2.092832 / 1.504120 (0.588712) | 1.957630 / 1.541195 (0.416435) | 2.033135 / 1.468490 (0.564645) | 0.702316 / 4.584777 (-3.882461) | 3.448035 / 3.745712 (-0.297678) | 1.906762 / 5.269862 (-3.363100) | 1.253274 / 4.565676 (-3.312402) | 0.082486 / 0.424275 (-0.341789) | 0.012442 / 0.007607 (0.004835) | 0.532096 / 0.226044 (0.306052) | 5.366580 / 2.268929 (3.097652) | 2.441904 / 55.444624 (-53.002720) | 2.112116 / 6.876477 (-4.764361) | 2.185471 / 2.142072 (0.043398) | 0.797905 / 4.805227 (-4.007322) | 0.149811 / 6.500664 (-6.350853) | 0.066507 / 0.075469 (-0.008962) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.206300 / 1.841788 (-0.635487) | 13.620851 / 8.074308 (5.546543) | 14.190666 / 10.191392 (3.999274) | 0.142343 / 0.680424 (-0.538081) | 0.016867 / 0.534201 (-0.517334) | 0.381557 / 0.579283 (-0.197726) | 0.373935 / 0.434364 (-0.060429) | 0.437856 / 0.540337 (-0.102481) | 0.525235 / 1.386936 (-0.861701) |

</details>
PyArrow==latest

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.006598 / 0.011353 (-0.004755) | 0.004487 / 0.011008 (-0.006522) | 0.077582 / 0.038508 (0.039073) | 0.028008 / 0.023109 (0.004899) | 0.341602 / 0.275898 (0.065704) | 0.377105 / 0.323480 (0.053625) | 0.004999 / 0.007986 (-0.002986) | 0.004791 / 0.004328 (0.000462) | 0.076418 / 0.004250 (0.072167) | 0.038347 / 0.037052 (0.001295) | 0.343196 / 0.258489 (0.084707) | 0.382459 / 0.293841 (0.088618) | 0.030597 / 0.128546 (-0.097950) | 0.011579 / 0.075646 (-0.064067) | 0.085876 / 0.419271 (-0.333396) | 0.043241 / 0.043533 (-0.000292) | 0.343754 / 0.255139 (0.088615) | 0.380689 / 0.283200 (0.097489) | 0.096015 / 0.141683 (-0.045668) | 1.464419 / 1.452155 (0.012264) | 1.574010 / 1.492716 (0.081294) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.156433 / 0.018006 (0.138427) | 0.403179 / 0.000490 (0.402690) | 0.002415 / 0.000200 (0.002215) | 0.000082 / 0.000054 (0.000027) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.024946 / 0.037411 (-0.012465) | 0.100568 / 0.014526 (0.086042) | 0.106440 / 0.176557 (-0.070117) | 0.158457 / 0.737135 (-0.578678) | 0.110774 / 0.296338 (-0.185564) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.434734 / 0.215209 (0.219525) | 4.343874 / 2.077655 (2.266220) | 2.059759 / 1.504120 (0.555639) | 1.855124 / 1.541195 (0.313930) | 1.908567 / 1.468490 (0.440077) | 0.695283 / 4.584777 (-3.889494) | 3.347724 / 3.745712 (-0.397988) | 2.979498 / 5.269862 (-2.290364) | 1.532040 / 4.565676 (-3.033636) | 0.083021 / 0.424275 (-0.341254) | 0.012522 / 0.007607 (0.004915) | 0.540934 / 0.226044 (0.314890) | 5.385690 / 2.268929 (3.116762) | 2.507409 / 55.444624 (-52.937216) | 2.160537 / 6.876477 (-4.715939) | 2.269195 / 2.142072 (0.127123) | 0.804718 / 4.805227 (-4.000509) | 0.152432 / 6.500664 (-6.348232) | 0.068783 / 0.075469 (-0.006686) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.294698 / 1.841788 (-0.547090) | 14.152792 / 8.074308 (6.078484) | 14.233132 / 10.191392 (4.041740) | 0.143655 / 0.680424 (-0.536768) | 0.016844 / 0.534201 (-0.517357) | 0.380246 / 0.579283 (-0.199037) | 0.381730 / 0.434364 (-0.052633) | 0.456838 / 0.540337 (-0.083499) | 0.543677 / 1.386936 (-0.843259) |

</details>
</details>

![](https://cml.dev/watermark.png#b28d5610887f2e107765f5f1557679184db08214 "CML watermark")


<details>
<summary>Show benchmarks</summary>

PyArrow==8.0.0

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.008586 / 0.011353 (-0.002767) | 0.005886 / 0.011008 (-0.005122) | 0.114522 / 0.038508 (0.076014) | 0.040966 / 0.023109 (0.017857) | 0.366655 / 0.275898 (0.090757) | 0.408765 / 0.323480 (0.085285) | 0.006822 / 0.007986 (-0.001164) | 0.004508 / 0.004328 (0.000180) | 0.084715 / 0.004250 (0.080465) | 0.054007 / 0.037052 (0.016954) | 0.380500 / 0.258489 (0.122011) | 0.410377 / 0.293841 (0.116536) | 0.041040 / 0.128546 (-0.087507) | 0.013940 / 0.075646 (-0.061707) | 0.398456 / 0.419271 (-0.020816) | 0.059315 / 0.043533 (0.015782) | 0.353640 / 0.255139 (0.098501) | 0.388682 / 0.283200 (0.105482) | 0.121744 / 0.141683 (-0.019939) | 1.729306 / 1.452155 (0.277151) | 1.824768 / 1.492716 (0.332052) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.228806 / 0.018006 (0.210800) | 0.492790 / 0.000490 (0.492300) | 0.010815 / 0.000200 (0.010615) | 0.000372 / 0.000054 (0.000318) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.031750 / 0.037411 (-0.005662) | 0.127160 / 0.014526 (0.112635) | 0.136717 / 0.176557 (-0.039839) | 0.205590 / 0.737135 (-0.531545) | 0.142596 / 0.296338 (-0.153742) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.486419 / 0.215209 (0.271210) | 4.858572 / 2.077655 (2.780918) | 2.173867 / 1.504120 (0.669747) | 1.934619 / 1.541195 (0.393424) | 2.104185 / 1.468490 (0.635695) | 0.837913 / 4.584777 (-3.746864) | 4.552192 / 3.745712 (0.806480) | 2.565040 / 5.269862 (-2.704822) | 1.808499 / 4.565676 (-2.757178) | 0.103283 / 0.424275 (-0.320993) | 0.015040 / 0.007607 (0.007433) | 0.602325 / 0.226044 (0.376281) | 6.038655 / 2.268929 (3.769727) | 2.759789 / 55.444624 (-52.684835) | 2.330990 / 6.876477 (-4.545487) | 2.404111 / 2.142072 (0.262038) | 1.011637 / 4.805227 (-3.793590) | 0.202142 / 6.500664 (-6.298522) | 0.079496 / 0.075469 (0.004026) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.429543 / 1.841788 (-0.412245) | 18.052409 / 8.074308 (9.978101) | 16.989154 / 10.191392 (6.797762) | 0.208981 / 0.680424 (-0.471443) | 0.020490 / 0.534201 (-0.513711) | 0.502746 / 0.579283 (-0.076537) | 0.491769 / 0.434364 (0.057405) | 0.581970 / 0.540337 (0.041632) | 0.695816 / 1.386936 (-0.691120) |

</details>
PyArrow==latest

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.008449 / 0.011353 (-0.002904) | 0.006633 / 0.011008 (-0.004375) | 0.088638 / 0.038508 (0.050130) | 0.040013 / 0.023109 (0.016904) | 0.413108 / 0.275898 (0.137210) | 0.446310 / 0.323480 (0.122830) | 0.006515 / 0.007986 (-0.001471) | 0.006223 / 0.004328 (0.001894) | 0.089823 / 0.004250 (0.085573) | 0.052029 / 0.037052 (0.014977) | 0.407263 / 0.258489 (0.148774) | 0.449416 / 0.293841 (0.155576) | 0.041810 / 0.128546 (-0.086736) | 0.014604 / 0.075646 (-0.061042) | 0.103728 / 0.419271 (-0.315543) | 0.058212 / 0.043533 (0.014679) | 0.408936 / 0.255139 (0.153797) | 0.436727 / 0.283200 (0.153528) | 0.124344 / 0.141683 (-0.017339) | 1.752112 / 1.452155 (0.299957) | 1.859104 / 1.492716 (0.366387) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.231172 / 0.018006 (0.213166) | 0.502974 / 0.000490 (0.502485) | 0.005586 / 0.000200 (0.005386) | 0.000137 / 0.000054 (0.000082) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.034097 / 0.037411 (-0.003314) | 0.133780 / 0.014526 (0.119254) | 0.142321 / 0.176557 (-0.034236) | 0.199807 / 0.737135 (-0.537329) | 0.150073 / 0.296338 (-0.146266) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.515658 / 0.215209 (0.300449) | 5.129783 / 2.077655 (3.052129) | 2.534767 / 1.504120 (1.030648) | 2.352468 / 1.541195 (0.811274) | 2.430708 / 1.468490 (0.962218) | 0.850087 / 4.584777 (-3.734690) | 4.529622 / 3.745712 (0.783910) | 2.451986 / 5.269862 (-2.817876) | 1.569568 / 4.565676 (-2.996109) | 0.102907 / 0.424275 (-0.321368) | 0.014420 / 0.007607 (0.006813) | 0.635124 / 0.226044 (0.409080) | 6.260496 / 2.268929 (3.991568) | 3.094984 / 55.444624 (-52.349640) | 2.780629 / 6.876477 (-4.095847) | 2.947620 / 2.142072 (0.805548) | 1.002397 / 4.805227 (-3.802830) | 0.200502 / 6.500664 (-6.300162) | 0.076577 / 0.075469 (0.001107) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.505958 / 1.841788 (-0.335829) | 18.364986 / 8.074308 (10.290678) | 16.707214 / 10.191392 (6.515822) | 0.210976 / 0.680424 (-0.469447) | 0.022077 / 0.534201 (-0.512124) | 0.516174 / 0.579283 (-0.063109) | 0.502469 / 0.434364 (0.068105) | 0.626790 / 0.540337 (0.086453) | 0.747230 / 1.386936 (-0.639706) |

</details>
</details>

![](https://cml.dev/watermark.png#bc5fef5b6d91f009e4101684adcb374df2c170f6 "CML watermark")