BlogDocs

Remove allocation in `parse_identifier`(#12103)

Merged
Merging
parse-identifier-reduce-alloc
into
main
+7%
IMPROVEMENTS
4
REGRESSIONS
0
UNTOUCHED
26
NEW
0
DROPPED
0
IGNORED
0

Benchmarks

formatter[large/dataset.py]
crates/ruff_benchmark/benches/formatter.rs::formatter::benchmark_formatter::formatter[large/dataset.py]
0%
9.3 ms
9.3 ms
formatter[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/formatter.rs::formatter::benchmark_formatter::formatter[numpy/ctypeslib.py]
0%
1.8 ms
1.8 ms
formatter[numpy/globals.py]
crates/ruff_benchmark/benches/formatter.rs::formatter::benchmark_formatter::formatter[numpy/globals.py]
0%
240.2 µs
240.4 µs
formatter[pydantic/types.py]
crates/ruff_benchmark/benches/formatter.rs::formatter::benchmark_formatter::formatter[pydantic/types.py]
0%
3.5 ms
3.5 ms
formatter[unicode/pypinyin.py]
crates/ruff_benchmark/benches/formatter.rs::formatter::benchmark_formatter::formatter[unicode/pypinyin.py]
0%
649.4 µs
649.8 µs
lexer[large/dataset.py]
crates/ruff_benchmark/benches/lexer.rs::lexer::benchmark_lexer::lexer[large/dataset.py]
0%
1.1 ms
1.1 ms
lexer[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/lexer.rs::lexer::benchmark_lexer::lexer[numpy/ctypeslib.py]
0%
227 µs
227 µs
lexer[numpy/globals.py]
crates/ruff_benchmark/benches/lexer.rs::lexer::benchmark_lexer::lexer[numpy/globals.py]
0%
29.6 µs
29.6 µs
lexer[pydantic/types.py]
crates/ruff_benchmark/benches/lexer.rs::lexer::benchmark_lexer::lexer[pydantic/types.py]
0%
505.9 µs
505.9 µs
lexer[unicode/pypinyin.py]
crates/ruff_benchmark/benches/lexer.rs::lexer::benchmark_lexer::lexer[unicode/pypinyin.py]
0%
77.2 µs
77.2 µs
linter/all-rules[large/dataset.py]
crates/ruff_benchmark/benches/linter.rs::all_rules::benchmark_all_rules::linter/all-rules[large/dataset.py]
0%
16.3 ms
16.3 ms
linter/all-rules[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/linter.rs::all_rules::benchmark_all_rules::linter/all-rules[numpy/ctypeslib.py]
0%
4.1 ms
4.1 ms
linter/all-rules[numpy/globals.py]
crates/ruff_benchmark/benches/linter.rs::all_rules::benchmark_all_rules::linter/all-rules[numpy/globals.py]
0%
710 µs
709.3 µs
linter/all-rules[pydantic/types.py]
crates/ruff_benchmark/benches/linter.rs::all_rules::benchmark_all_rules::linter/all-rules[pydantic/types.py]
0%
8 ms
8 ms
linter/all-rules[unicode/pypinyin.py]
crates/ruff_benchmark/benches/linter.rs::all_rules::benchmark_all_rules::linter/all-rules[unicode/pypinyin.py]
0%
2.3 ms
2.3 ms
linter/default-rules[large/dataset.py]
crates/ruff_benchmark/benches/linter.rs::default_rules::benchmark_default_rules::linter/default-rules[large/dataset.py]
0%
3.8 ms
3.8 ms
linter/default-rules[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/linter.rs::default_rules::benchmark_default_rules::linter/default-rules[numpy/ctypeslib.py]
0%
947.4 µs
947.5 µs
linter/default-rules[numpy/globals.py]
crates/ruff_benchmark/benches/linter.rs::default_rules::benchmark_default_rules::linter/default-rules[numpy/globals.py]
0%
187.9 µs
187.8 µs
linter/default-rules[pydantic/types.py]
crates/ruff_benchmark/benches/linter.rs::default_rules::benchmark_default_rules::linter/default-rules[pydantic/types.py]
0%
1.9 ms
1.9 ms
linter/default-rules[unicode/pypinyin.py]
crates/ruff_benchmark/benches/linter.rs::default_rules::benchmark_default_rules::linter/default-rules[unicode/pypinyin.py]
0%
356.1 µs
355.5 µs
linter/all-with-preview-rules[large/dataset.py]
crates/ruff_benchmark/benches/linter.rs::preview_rules::benchmark_preview_rules::linter/all-with-preview-rules[large/dataset.py]
0%
18.8 ms
18.9 ms
linter/all-with-preview-rules[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/linter.rs::preview_rules::benchmark_preview_rules::linter/all-with-preview-rules[numpy/ctypeslib.py]
0%
4.8 ms
4.8 ms
linter/all-with-preview-rules[numpy/globals.py]
crates/ruff_benchmark/benches/linter.rs::preview_rules::benchmark_preview_rules::linter/all-with-preview-rules[numpy/globals.py]
-1%
809.2 µs
815.9 µs
linter/all-with-preview-rules[pydantic/types.py]
crates/ruff_benchmark/benches/linter.rs::preview_rules::benchmark_preview_rules::linter/all-with-preview-rules[pydantic/types.py]
0%
9.6 ms
9.6 ms
linter/all-with-preview-rules[unicode/pypinyin.py]
crates/ruff_benchmark/benches/linter.rs::preview_rules::benchmark_preview_rules::linter/all-with-preview-rules[unicode/pypinyin.py]
0%
2.5 ms
2.5 ms
parser[large/dataset.py]
crates/ruff_benchmark/benches/parser.rs::parser::benchmark_parser::parser[large/dataset.py]
+7%
5.4 ms
5 ms
parser[numpy/ctypeslib.py]
crates/ruff_benchmark/benches/parser.rs::parser::benchmark_parser::parser[numpy/ctypeslib.py]
+6%
1,007.9 µs
954.6 µs
parser[numpy/globals.py]
crates/ruff_benchmark/benches/parser.rs::parser::benchmark_parser::parser[numpy/globals.py]
+3%
106.8 µs
103.2 µs
parser[pydantic/types.py]
crates/ruff_benchmark/benches/parser.rs::parser::benchmark_parser::parser[pydantic/types.py]
+6%
2.2 ms
2.1 ms
parser[unicode/pypinyin.py]
crates/ruff_benchmark/benches/parser.rs::parser::benchmark_parser::parser[unicode/pypinyin.py]
+5%
329.3 µs
315 µs

Commits

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base
main
47b2273
+7%
Remove allcation in `parse_identifier`
83894c9
2 days ago by MichaReiser
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