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| Original file line number | Diff line number | Diff line change |
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| @@ -1,63 +1,86 @@ | ||
| # Fatest JSON Python module on Windows | ||
| # Fastest JSON Python module on Windows | ||
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| The current cross-versions winner is `usjon` :tada: | ||
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| ## Python 3.13 | ||
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| ```diff | ||
| @@ Python 3.13.0 @@ | ||
| + ujson…………… loads: 2.016 x0.9 | dumps: 2.172 x0.7 | ||
| + pyjson5……… loads: 2.176 x1.0 | dumps: 3.042 x1.0 | ||
| ! json……………… loads: 2.176 x1.0 | dumps: 3.142 x1.0 | ||
| - fast_json… loads: 2.001 x0.9 | dumps: 4.121 x1.3 | ||
| - rapidjson… loads: 3.552 x1.6 | dumps: 1.909 x0.6 | ||
| - simplejson loads: 2.544 x1.2 | dumps: 7.168 x2.3 | ||
| ``` | ||
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| ## Python 3.12 | ||
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| ```diff | ||
| @@ Python 3.12.0 @@ | ||
| + ujson…………… loads: 2.576 x0.8 | dumps: 2.605 x0.6 | ||
| ! json……………… loads: 3.129 x1.0 | dumps: 4.541 x1.0 | ||
| - pyjson5……… loads: -.--- x-.- | dumps: -.--- x-.- | ||
| - rapidjson… loads: 3.585 x1.1 | dumps: 3.161 x0.7 | ||
| - fast_json… loads: 2.623 x0.8 | dumps: 5.651 x1.2 | ||
| - simplejson loads: 29.643 x9.5 | dumps: 33.550 x7.4 | ||
| @@ Python 3.12.7 @@ | ||
| + ujson…………… loads: 2.056 x0.8 | dumps: 2.164 x0.7 | ||
| + pyjson5……… loads: 2.204 x0.8 | dumps: 3.138 x1.0 | ||
| ! json……………… loads: 2.621 x1.0 | dumps: 3.139 x1.0 | ||
| - rapidjson… loads: 2.906 x1.1 | dumps: 1.907 x0.6 | ||
| - fast_json… loads: 2.071 x0.8 | dumps: 4.021 x1.3 | ||
| - simplejson loads: 2.610 x1.0 | dumps: 6.988 x2.2 | ||
| ``` | ||
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| ## Python 3.11 | ||
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| ```diff | ||
| @@ Python 3.11.4 @@ | ||
| + ujson…………… loads: 2.982 x0.8 | dumps: 2.778 x0.5 | ||
| ! json……………… loads: 3.904 x1.0 | dumps: 5.679 x1.0 | ||
| - rapidjson… loads: 4.394 x1.1 | dumps: 3.190 x0.6 | ||
| - pyjson5……… loads: 4.145 x1.1 | dumps: 4.263 x0.8 | ||
| - fast_json… loads: 2.890 x0.7 | dumps: 6.926 x1.2 | ||
| - simplejson loads: 4.423 x1.1 | dumps: 11.058 x1.9 | ||
| @@ Python 3.11.9 @@ | ||
| + ujson…………… loads: 1.912 x0.8 | dumps: 1.993 x0.6 | ||
| + pyjson5……… loads: 1.976 x0.9 | dumps: 2.636 x0.8 | ||
| ! json……………… loads: 2.257 x1.0 | dumps: 3.368 x1.0 | ||
| - rapidjson… loads: 2.746 x1.2 | dumps: 1.929 x0.6 | ||
| - fast_json… loads: 1.885 x0.8 | dumps: 3.872 x1.1 | ||
| - simplejson loads: 2.467 x1.1 | dumps: 6.707 x2.0 | ||
| ``` | ||
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| ## Python 3.10 | ||
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| ```diff | ||
| @@ Python 3.10.11 @@ | ||
| + ujson…………… loads: 2.792 x0.7 | dumps: 2.738 x0.5 | ||
| + pyjson5……… loads: 3.838 x0.9 | dumps: 4.663 x0.8 | ||
| + rapidjson… loads: 3.960 x1.0 | dumps: 4.612 x0.8 | ||
| ! json……………… loads: 4.108 x1.0 | dumps: 5.886 x1.0 | ||
| - fast_json… loads: 2.762 x0.7 | dumps: 7.541 x1.3 | ||
| - simplejson loads: 4.818 x1.2 | dumps: 11.351 x1.9 | ||
| + ujson…………… loads: 1.934 x0.8 | dumps: 1.994 x0.6 | ||
| + pyjson5……… loads: 2.207 x0.9 | dumps: 2.817 x0.8 | ||
| ! json……………… loads: 2.385 x1.0 | dumps: 3.515 x1.0 | ||
| - rapidjson… loads: 2.793 x1.2 | dumps: 2.286 x0.7 | ||
| - fast_json… loads: 2.078 x0.9 | dumps: 4.462 x1.3 | ||
| - simplejson loads: 2.785 x1.2 | dumps: 7.382 x2.1 | ||
| ``` | ||
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| ## Python 3.9 | ||
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| ```diff | ||
| @@ Python 3.9.13 @@ | ||
| + ujson…………… loads: 2.345 x0.7 | dumps: 2.279 x0.5 | ||
| + rapidjson… loads: 3.262 x1.0 | dumps: 2.600 x0.6 | ||
| + pyjson5……… loads: 3.174 x1.0 | dumps: 3.755 x0.8 | ||
| ! json……………… loads: 3.337 x1.0 | dumps: 4.654 x1.0 | ||
| - fast_json… loads: 2.366 x0.7 | dumps: 6.057 x1.3 | ||
| - simplejson loads: 4.351 x1.3 | dumps: 7.848 x1.7 | ||
| + ujson…………… loads: 1.929 x0.8 | dumps: 1.935 x0.6 | ||
| + pyjson5……… loads: 2.182 x0.9 | dumps: 2.808 x0.9 | ||
| ! json……………… loads: 2.442 x1.0 | dumps: 3.299 x1.0 | ||
| - rapidjson… loads: 2.782 x1.1 | dumps: 1.889 x0.6 | ||
| - fast_json… loads: 1.939 x0.8 | dumps: 4.503 x1.4 | ||
| - simplejson loads: 3.078 x1.3 | dumps: 5.944 x1.8 | ||
| ``` | ||
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| ## Python 3.8 | ||
| ## Python 3.8 (no more updated since 2023-06-13) | ||
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| ```diff | ||
| @@ Python 3.8.10 @@ | ||
| @@ Python 3.8.17 @@ | ||
| + ujson…………… loads: 3.258 x0.7 | dumps: 3.056 x0.5 | ||
| + pyjson5……… loads: 3.825 x0.9 | dumps: 4.515 x0.8 | ||
| ! json……………… loads: 4.423 x1.0 | dumps: 6.017 x1.0 | ||
| - rapidjson… loads: 4.501 x1.0 | dumps: 3.234 x0.5 | ||
| - fast_json… loads: 3.458 x0.8 | dumps: 8.240 x1.4 | ||
| - simplejson loads: 5.554 x1.3 | dumps: 10.366 x1.7 | ||
| ``` | ||
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| ## Python 3.7 (no more updated since 2023-05-18) | ||
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| ```diff | ||
| @@ Python 3.7.9 @@ | ||
| + ujson…………… loads: 2.585 x0.6 | dumps: 2.477 x0.5 | ||
| + rapidjson… loads: 3.676 x0.8 | dumps: 2.667 x0.5 | ||
| ! json……………… loads: 4.352 x1.0 | dumps: 5.361 x1.0 | ||
| - pyjson5……… loads: 3.153 x0.7 | dumps: 5.373 x1.0 | ||
| - fast_json… loads: 2.463 x0.6 | dumps: 7.240 x1.4 | ||
| - simplejson loads: 5.321 x1.2 | dumps: 8.914 x1.7 |