{"id":45596,"date":"2022-12-20T00:18:20","date_gmt":"2023-12-12T19:56:35","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45596-2\/"},"modified":"2024-04-29T06:06:27","modified_gmt":"2024-04-28T22:06:27","slug":"45596-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45596-2\/","title":{"rendered":""},"content":{"rendered":"

Rust \u521d\u5fc3\u8005\u3067\u3059\u3002<\/p>\n

\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u5b9f\u88c5\u3057\u305f\u8a08\u7b97\u51e6\u7406\u3092 Rust \u304b\u3089\u547c\u3073\u51fa\u305b\u305f\u3089\u4fbf\u5229\u3060\u3068\u601d\u3044\u307e\u3057\u305f\u3002
\nPyO3 \u3092\u4f7f\u3046\u3068 Python \u3068\u9023\u643a\u3067\u304d\u308b\u3088\u3046\u306a\u306e\u3067\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u4eca\u56de\u3082\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u304d\u305f\u3068\u3053\u308d\u307e\u3067\u30e1\u30e2\u3057\u307e\u3059\u3002<\/p>\n

\u304a\u984c<\/h1>\n

Rust \u30b3\u30fc\u30c9\u306b\u6570\u5024\u8a08\u7b97\u306e\u95a2\u6570\u3092\u30cf\u30fc\u30c9\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u3066\u3057\u307e\u3046\u3068\u95a2\u6570\u306e\u51e6\u7406\u5185\u5bb9\u3092\u5909\u66f4\u3059\u308b\u305f\u3073\u306b
\n\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u3001\u6570\u5024\u8a08\u7b97\u306e\u95a2\u6570\u306f Rust \u30b3\u30fc\u30c9\u304b\u3089\u5206\u96e2\u3057\u3066 Python \u30b9\u30af\u30ea\u30d7\u30c8\u3067
\n\u5b9f\u88c5\u3059\u308b\u3088\u3046\u306b\u3057\u3001\u305d\u308c\u3092 Rust \u30b3\u30fc\u30c9\u304b\u3089\u547c\u3073\u51fa\u3059\u3088\u3046\u306b\u3057\u305f\u3044\u3002<\/p>\n

\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3053\u3093\u306a\u611f\u3058\u2193\u3067\u3002<\/p>\n

import<\/span> math<\/span>\r\n\r\ndef<\/span> func<\/span>(<\/span>x<\/span>):<\/span>\r\n    return<\/span> math<\/span>.<\/span>cos<\/span>(<\/span>x<\/span>)<\/span>\r\n\r\ndef<\/span> gaussian<\/span>(<\/span>x<\/span>,<\/span> a<\/span>=<\/span>1.0<\/span>,<\/span> b<\/span>=<\/span>0<\/span>,<\/span> c<\/span>=<\/span>1.0<\/span>):<\/span>\r\n    y<\/span> =<\/span> (<\/span>x<\/span>-<\/span>b<\/span>)<\/span>\/<\/span>c<\/span>\r\n    return<\/span> a<\/span>*<\/span>math<\/span>.<\/span>exp<\/span>(<\/span>-<\/span>y<\/span>*<\/span>y<\/span>)<\/span>\r\n<\/code><\/pre>\n
Rust \u30b3\u30fc\u30c9\u304b\u3089\u306f “func” \u3068\u304b “gaussian” \u3068\u3044\u3063\u305f\u95a2\u6570\u540d\u3067\u547c\u3073\u51fa\u3059\u3002<\/p>\n
\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u6240\u306f\u5229\u7528\u8005\u304c\u6307\u5b9a\u3067\u304d\u308b\u3082\u306e\u3068\u3059\u308b\u3002<\/p>\n
\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h1>\n
PyO3 \u3092\u5229\u7528\u3002<\/p>\n
Cargo.toml<\/p>\n
[package]<\/span>\r\nname<\/span> =<\/span> \"study0203\"<\/span>\r\nversion<\/span> =<\/span> \"0.1.0\"<\/span>\r\nedition<\/span> =<\/span> \"2021\"<\/span>\r\n\r\n# See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html<\/span>\r\n\r\n[dependencies]<\/span>\r\npyo3<\/span> =<\/span> {<\/span> version<\/span> =<\/span> \"0.18.0\"<\/span>,<\/span> features<\/span> =<\/span> [<\/span>\"auto-initialize\"<\/span>]<\/span> }<\/span>\r\n\r\n<\/code><\/pre>\n
\/\/ lib.rs<\/span>\r\npub<\/span> mod<\/span> conf<\/span>;<\/span>\r\npub<\/span> mod<\/span> error<\/span>;<\/span>\r\npub<\/span> mod<\/span> python<\/span>;<\/span>\r\n<\/code><\/pre>\n
\/\/ python.rs<\/span>\r\n\r\n\/\/ [Referrence]<\/span>\r\n\/\/<\/span>\r\n\/\/ PyO3 user guide \/ Calling Python in Rust code<\/span>\r\n\/\/   https:\/\/pyo3.rs\/v0.18.0\/python_from_rust.html#executing-existing-python-code<\/span>\r\n\/\/<\/span>\r\n\/\/ sys.path (\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u691c\u7d22\u3059\u308b\u30d1\u30b9)<\/span>\r\n\/\/   https:\/\/docs.python.org\/3\/library\/sys.html#sys.path<\/span>\r\n\r\nuse<\/span> pyo3<\/span>::<\/span>prelude<\/span>::{<\/span>Python<\/span>,<\/span>PyResult<\/span>};<\/span>\r\nuse<\/span> pyo3<\/span>::<\/span>PyTryInto<\/span>;<\/span>\r\nuse<\/span> pyo3<\/span>::<\/span>types<\/span>::<\/span>PyList<\/span>;<\/span>\r\n\r\n\/\/ run_py \u306f Python \u30b9\u30af\u30ea\u30d7\u30c8\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u95a2\u6570\u306b\u6307\u5b9a\u3055\u308c\u305f\u5f15\u6570\u3092\u6e21\u3057\u3066\u8a08\u7b97\u3055\u305b\u308b\u3002<\/span>\r\n\/\/ \u5f15\u6570\uff1a<\/span>\r\n\/\/   script_path --- \u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9<\/span>\r\n\/\/   script_name --- \u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u540d\u3000\uff08\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u62e1\u5f35\u5b50 \".py\" \u306e\u624b\u524d\u307e\u3067\uff09<\/span>\r\n\/\/   func_name --- \u51e6\u7406\u3059\u308b\u95a2\u6570\u540d<\/span>\r\n\/\/   args --- \u30b9\u30af\u30ea\u30d7\u30c8\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u95a2\u6570\u306b\u6e21\u3059\u5f15\u6570\u306e\u30ea\u30b9\u30c8<\/span>\r\n\/\/ \u8fd4\u308a\u5024\uff1a<\/span>\r\n\/\/   \u5404\u5f15\u6570\u3067\u95a2\u6570\u3092\u8a08\u7b97\u3057\u305f\u7d50\u679c\u306e\u30ea\u30b9\u30c8<\/span>\r\n\/\/ [WARNING]<\/span>\r\n\/\/ \u3053\u306e\u95a2\u6570\u306f\u5b9f\u884c\u6642\u306e\u30d7\u30ed\u30bb\u30b9\u306e\u6a29\u9650\u306e\u7bc4\u56f2\u5185\u3067\u4efb\u610f\u306e Python \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3067\u304d\u3066\u3057\u307e\u3046<\/span>\r\n\/\/ \u3053\u3068\u304b\u3089\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u60f3\u5b9a\u5916\u306e\u3053\u3068\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3068\u8106\u5f31\u6027\u3068\u306a\u308b\u6050\u308c\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002<\/span>\r\n\/\/ \u4fe1\u983c\u3067\u304d\u306a\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3055\u305b\u308b\u5834\u5408\u306b\u306f\u5225\u9014\u9069\u5207\u306a\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306a\u3069\u3092\u7528\u610f\u3059\u308b\u3053\u3068\u3002<\/span>\r\n\r\npub<\/span> fn<\/span> run_py<\/span>(<\/span>script_path<\/span>:<\/span>&<\/span>str<\/span>,<\/span> script_name<\/span>:<\/span>&<\/span>str<\/span>,<\/span> func_name<\/span>:<\/span>&<\/span>str<\/span>,<\/span> args<\/span>:<\/span>Vec<\/span><<\/span>f32<\/span>><\/span>)<\/span>\r\n    -><\/span> PyResult<\/span><<\/span>Vec<\/span><<\/span>f32<\/span>>><\/span> {<\/span>\r\n\r\n    Python<\/span>::<\/span>with_gil<\/span>(|<\/span>py<\/span>|<\/span> {<\/span>\r\n\r\n        \/\/ sys.path \u306b\u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u3042\u308b\u30d1\u30b9\u3092\u8ffd\u52a0\u3059\u308b<\/span>\r\n        let<\/span> syspath<\/span> =<\/span> py<\/span>.import<\/span>(<\/span>\"sys\"<\/span>)<\/span>?<\/span>.getattr<\/span>(<\/span>\"path\"<\/span>)<\/span>?<\/span>;<\/span>\r\n        let<\/span> syspath<\/span>:<\/span> &<\/span>PyList<\/span> =<\/span> PyTryInto<\/span>::<\/span>try_into<\/span>(<\/span>syspath<\/span>)<\/span>?<\/span>;<\/span>\r\n        syspath<\/span>.insert<\/span>(<\/span>0<\/span>,<\/span> script_path<\/span>)<\/span>?<\/span>;<\/span>\r\n    \r\n        \/\/ \u5bfe\u8c61\u3068\u306a\u308b\u95a2\u6570\u306e\u53d6\u5f97<\/span>\r\n        let<\/span> run<\/span> =<\/span> py<\/span>.import<\/span>(<\/span>script_name<\/span>)<\/span>?<\/span>.getattr<\/span>(<\/span>func_name<\/span>)<\/span>?<\/span>;<\/span>\r\n\r\n        \/\/ \u95a2\u6570\u306e\u8a08\u7b97\u7d50\u679c\u3092\u683c\u7d0d\u3059\u308b\u30ea\u30b9\u30c8\u3092\u7528\u610f<\/span>\r\n        let<\/span> mut<\/span> results<\/span>:<\/span>Vec<\/span><<\/span>f32<\/span>><\/span> =<\/span> vec!<\/span>[];<\/span>\r\n\r\n        \/\/ \u5404\u5f15\u6570\u3067\u95a2\u6570\u3092\u8a08\u7b97\u3055\u305b\u3001\u305d\u306e\u7d50\u679c\u3092\u30ea\u30b9\u30c8\u306b\u683c\u7d0d\u3059\u308b<\/span>\r\n        for<\/span> x<\/span> in<\/span> args<\/span> {<\/span>\r\n            let<\/span> result<\/span>:<\/span>f32<\/span> =<\/span> run<\/span>.call<\/span>((<\/span>x<\/span>,<\/span> ),<\/span> None<\/span>)<\/span>?<\/span>.extract<\/span>()<\/span>?<\/span>;<\/span>\r\n            results<\/span>.push<\/span>(<\/span>result<\/span>)<\/span>\r\n        }<\/span>\r\n\r\n        \/\/ println!(\"results={:?}\", results);<\/span>\r\n\r\n        Ok<\/span>(<\/span>results<\/span>)<\/span>\r\n    })<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\/\/ conf.rs<\/span>\r\nuse<\/span> std<\/span>::<\/span>env<\/span>;<\/span>\r\nuse<\/span> std<\/span>::<\/span>path<\/span>::<\/span>Path<\/span>;<\/span>\r\nuse<\/span> crate<\/span>::<\/span>error<\/span>::<\/span>ErrorCode<\/span>;<\/span>\r\n\r\n\/\/ \u8a2d\u5b9a<\/span>\r\npub<\/span> struct<\/span> Conf<\/span> {<\/span>\r\n    script_path<\/span>:<\/span> String<\/span>,<\/span> \/\/ \u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9<\/span>\r\n    script_name<\/span>:<\/span> String<\/span>,<\/span> \/\/ \u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u540d\uff08\u62e1\u5f35\u5b50 .py \u306a\u3057\uff09<\/span>\r\n    func_name<\/span>:<\/span> String<\/span>,<\/span> \/\/ \u51e6\u7406\u3059\u308b\u95a2\u6570\u540d<\/span>\r\n}<\/span>\r\n\r\nimpl<\/span> Conf<\/span> {<\/span>\r\n    pub<\/span> fn<\/span> new<\/span> ()<\/span> -><\/span> Result<\/span><<\/span>Self<\/span>,<\/span> ErrorCode<\/span>><\/span> {<\/span>\r\n\r\n        \/\/ \u5f15\u6570\u3092\u30c1\u30a7\u30c3\u30af<\/span>\r\n        let<\/span> args<\/span>:<\/span>Vec<\/span><<\/span>String<\/span>><\/span> =<\/span> env<\/span>::<\/span>args<\/span>()<\/span>.collect<\/span>();<\/span>\r\n        if<\/span> args<\/span>.len<\/span>()<\/span> <<\/span> 3<\/span> {<\/span>\r\n            return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>ArgumentError<\/span>)<\/span>\r\n        }<\/span>\r\n\r\n        \/\/ \u51e6\u7406\u3059\u308b\u95a2\u6570\u540d<\/span>\r\n        let<\/span> func_name<\/span> =<\/span> &<\/span>args<\/span>[<\/span>2<\/span>];<\/span>\r\n\r\n        \/\/ \u51e6\u7406\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u540d\u3068\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9<\/span>\r\n        let<\/span> (<\/span>script_name<\/span>,<\/span> script_path<\/span>)<\/span> =<\/span> get_script_name_and_path<\/span>(<\/span>&<\/span>args<\/span>[<\/span>1<\/span>])<\/span>?<\/span>;<\/span>\r\n\r\n        Ok<\/span>(<\/span>Conf<\/span>{<\/span>\r\n            script_path<\/span>:<\/span> script_path<\/span>,<\/span>\r\n            script_name<\/span>:<\/span> script_name<\/span>,<\/span> \r\n            func_name<\/span>:<\/span> func_name<\/span>.to_string<\/span>(),<\/span>\r\n        })<\/span>\r\n    }<\/span>\r\n\r\n    pub<\/span> fn<\/span> script_name<\/span>(<\/span>&<\/span>self<\/span>)<\/span> -><\/span> &<\/span>str<\/span> {<\/span>\r\n        &<\/span>self<\/span>.script_name<\/span>\r\n    }<\/span>\r\n\r\n    pub<\/span> fn<\/span> script_path<\/span>(<\/span>&<\/span>self<\/span>)<\/span> -><\/span> &<\/span>str<\/span> {<\/span>\r\n        &<\/span>self<\/span>.script_path<\/span>\r\n    }<\/span>\r\n\r\n    pub<\/span> fn<\/span> func_name<\/span>(<\/span>&<\/span>self<\/span>)<\/span> -><\/span> &<\/span>str<\/span> {<\/span>\r\n        &<\/span>self<\/span>.func_name<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u6307\u5b9a\u3055\u308c\u305f\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u304b\u3089\u30b9\u30af\u30ea\u30d7\u30c8\u540d\u3068\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9\u3092\u8fd4\u3059\u3002<\/span>\r\n\/\/ \u305d\u306e\u969b\u306b\u3044\u304f\u3064\u304b\u306e\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3046\u3002<\/span>\r\nfn<\/span> get_script_name_and_path<\/span>(<\/span>file_path<\/span>:<\/span> &<\/span>str<\/span>)<\/span> -><\/span> Result<\/span><<\/span>(<\/span>String<\/span>,<\/span> String<\/span>),<\/span> ErrorCode<\/span>><\/span> {<\/span>\r\n    let<\/span> p<\/span> =<\/span> Path<\/span>::<\/span>new<\/span>(<\/span>file_path<\/span>);<\/span>\r\n\r\n    \/\/ \u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u306e\u6709\u7121\u306e\u78ba\u8a8d\u3002\u306a\u3044\u3068\u304d\u306f\u30a8\u30e9\u30fc<\/span>\r\n    if<\/span> !<\/span>p<\/span>.exists<\/span>()<\/span> {<\/span>\r\n        return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>FileNotFoundError<\/span>(<\/span>file_path<\/span>.to_string<\/span>()))<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u53d6\u5f97<\/span>\r\n    let<\/span> script_name<\/span>:<\/span>Option<\/span><&<\/span>str<\/span>><\/span> =<\/span> match<\/span> p<\/span>.file_name<\/span>()<\/span> {<\/span> \/\/ Option<&OsStr><\/span>\r\n        None<\/span> =><\/span> return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>format!<\/span>(<\/span>\r\n            \"not a normal file. maybe a directory: <\/span>\\\"<\/span>{}<\/span>\\\"<\/span>\"<\/span>,<\/span> file_path<\/span>))),<\/span>\r\n        Some<\/span>(<\/span>sn<\/span>)<\/span> =><\/span> sn<\/span>.to_str<\/span>()<\/span> \/\/ &OsStr \u304b\u3089 &str \u306b\u5909\u63db Option(&str)<\/span>\r\n    };<\/span>\r\n\r\n    \/\/ Option(&str) \u306e unpack<\/span>\r\n    let<\/span> script_name<\/span>:<\/span>&<\/span>str<\/span> =<\/span> match<\/span> script_name<\/span> {<\/span>\r\n        Some<\/span>(<\/span>sn<\/span>)<\/span> =><\/span> sn<\/span>,<\/span>\r\n        None<\/span> =><\/span> return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>format!<\/span>(<\/span>\r\n            \"invalid utf8: <\/span>\\\"<\/span>{}<\/span>\\\"<\/span>\"<\/span>,<\/span> file_path<\/span>))),<\/span>\r\n    };<\/span>\r\n\r\n    \/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u62e1\u5f35\u5b50\u304c \".py\" \u304b\u3092\u78ba\u8a8d<\/span>\r\n    if<\/span> !<\/span> script_name<\/span>.ends_with<\/span>(<\/span>\".py\"<\/span>)<\/span> {<\/span>\r\n        return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>format!<\/span>(<\/span>\r\n            \"not .py: <\/span>\\\"<\/span>{}<\/span>\\\"<\/span>\"<\/span>,<\/span> file_path<\/span>)))<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u672b\u5c3e\u306e \".py\" \u3092\u30ab\u30c3\u30c8<\/span>\r\n    let<\/span> script_name<\/span> =<\/span> &<\/span>script_name<\/span>[<\/span>0<\/span>..<\/span>script_name<\/span>.len<\/span>()<\/span>-<\/span>3<\/span>];<\/span>\r\n\r\n    \/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9\u306e\u53d6\u5f97<\/span>\r\n    let<\/span> parent_path<\/span> =<\/span> match<\/span> p<\/span>.parent<\/span>()<\/span> {<\/span>\r\n        None<\/span> =><\/span> return<\/span> Err<\/span>(<\/span>ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>format!<\/span>(<\/span>\r\n            \"the path terminates in a root or prefix, or if it\u2019s the empty string: <\/span>\\\"<\/span>{}<\/span>\\\"<\/span>\"<\/span>,<\/span> \r\n            file_path<\/span>))),<\/span>\r\n        Some<\/span>(<\/span>parent<\/span>)<\/span> =><\/span> parent<\/span>\r\n    };<\/span>\r\n\r\n\r\n    \/\/ [TODO]<\/span>\r\n    \/\/ \u30d1\u30b9\u306e\u6709\u7121\u4ee5\u5916\u306b\u30d1\u30b9\u306e\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3063\u3066\u3044\u306a\u3044\u3002<\/span>\r\n    \/\/ \u5229\u7528\u3067\u304d\u308b\u30d1\u30b9\u3092\u5236\u9650\u3059\u308b\u6761\u4ef6\u3092\u8ffd\u52a0\u3059\u3079\u304d\u3060\u304c\u5f8c\u3067\u691c\u8a0e\u3059\u308b\u3002<\/span>\r\n    \/\/ \u4f8b\uff1a\u4fe1\u983c\u3067\u304d\u308b\u7279\u5b9a\u306e\u30d5\u30a9\u30eb\u30c0\u914d\u4e0b\u306e\u30d1\u30b9\u306b\u9650\u5b9a\u3059\u308b<\/span>\r\n\r\n    Ok<\/span>((<\/span>script_name<\/span>.to_string<\/span>(),<\/span> format!<\/span>(<\/span>\"{}\"<\/span>,<\/span> parent_path<\/span>.display<\/span>())))<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\/\/ error.rs<\/span>\r\nuse<\/span> std<\/span>::<\/span>process<\/span>::{<\/span>Termination<\/span>,<\/span>ExitCode<\/span>};<\/span>\r\n\r\npub<\/span> enum<\/span> ErrorCode<\/span> {<\/span>\r\n    Success<\/span>,<\/span>\r\n    ArgumentError<\/span>,<\/span>\r\n    AbnormalScriptNameError<\/span>(<\/span>String<\/span>),<\/span>\r\n    FileNotFoundError<\/span>(<\/span>String<\/span>),<\/span>\r\n    PythonError<\/span>(<\/span>String<\/span>),<\/span>\r\n}<\/span>\r\n\r\nimpl<\/span> ErrorCode<\/span> {<\/span>\r\n    pub<\/span> fn<\/span> to_value<\/span>(<\/span>&<\/span>self<\/span>)<\/span> -><\/span> u8<\/span> {<\/span>\r\n        match<\/span> self<\/span> {<\/span>\r\n            ErrorCode<\/span>::<\/span>Success<\/span> =><\/span> 0<\/span>,<\/span>\r\n            ErrorCode<\/span>::<\/span>ArgumentError<\/span> =><\/span> 10<\/span>,<\/span>\r\n            ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>_<\/span>)<\/span> =><\/span> 20<\/span>,<\/span>\r\n            ErrorCode<\/span>::<\/span>FileNotFoundError<\/span>(<\/span>_<\/span>)<\/span> =><\/span> 21<\/span>,<\/span>\r\n            ErrorCode<\/span>::<\/span>PythonError<\/span>(<\/span>_<\/span>)<\/span> =><\/span> 30<\/span>,<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n\r\n    pub<\/span> fn<\/span> to_string<\/span>(<\/span>&<\/span>self<\/span>)<\/span> -><\/span> String<\/span> {<\/span>\r\n        match<\/span> self<\/span> {<\/span>\r\n            ErrorCode<\/span>::<\/span>Success<\/span> =><\/span> \"Success\"<\/span>.to_string<\/span>(),<\/span>\r\n            ErrorCode<\/span>::<\/span>ArgumentError<\/span> =><\/span> \"[Usage] study0203.exe script.py func_name\"<\/span>.to_string<\/span>(),<\/span>\r\n            ErrorCode<\/span>::<\/span>AbnormalScriptNameError<\/span>(<\/span>file_path<\/span>)<\/span> =><\/span> format!<\/span>(<\/span>\"[Abnormal Script Name] {}\"<\/span>,<\/span> file_path<\/span>),<\/span>\r\n            ErrorCode<\/span>::<\/span>FileNotFoundError<\/span>(<\/span>file_path<\/span>)<\/span> =><\/span> format!<\/span>(<\/span>\"[File Not Found] file:{}\"<\/span>,<\/span> file_path<\/span>),<\/span>\r\n            ErrorCode<\/span>::<\/span>PythonError<\/span>(<\/span>msg<\/span>)<\/span> =><\/span> format!<\/span>(<\/span>\"[Python Error] {}\"<\/span>,<\/span> msg<\/span>),<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n\r\n}<\/span>\r\n\r\n\/\/ ErrorCode \u306b Termination \u30c8\u30ec\u30a4\u30c8\u3092\u5b9f\u88c5\u3059\u308b<\/span>\r\nimpl<\/span> Termination<\/span> for<\/span> ErrorCode<\/span> {<\/span>\r\n    fn<\/span> report<\/span>(<\/span>self<\/span>)<\/span> -><\/span> ExitCode<\/span> {<\/span>\r\n        ExitCode<\/span>::<\/span>from<\/span>(<\/span>self<\/span>.to_value<\/span>())<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\/\/ main.rs<\/span>\r\n\r\n\/\/ [WARNING]<\/span>\r\n\/\/ \u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u5b9f\u884c\u6642\u306e\u6a29\u9650\u306e\u7bc4\u56f2\u5185\u3067\u4efb\u610f\u306e Python \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3067\u304d\u308b\u3053\u3068\u304b\u3089\u3001<\/span>\r\n\/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u306b\u60f3\u5b9a\u5916\u306e\u3053\u3068\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3068\u8106\u5f31\u6027\u3068\u306a\u308b\u6050\u308c\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002<\/span>\r\n\/\/ \u4fe1\u983c\u3067\u304d\u306a\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3055\u305b\u308b\u5834\u5408\u306b\u306f\u5225\u9014\u9069\u5207\u306a\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306a\u3069\u3092\u7528\u610f\u3059\u308b\u3053\u3068\u3002<\/span>\r\n\r\nuse<\/span> study0203<\/span>::<\/span>conf<\/span>::<\/span>Conf<\/span>;<\/span>\r\nuse<\/span> study0203<\/span>::<\/span>error<\/span>::<\/span>ErrorCode<\/span>;<\/span>\r\nuse<\/span> study0203<\/span>::<\/span>python<\/span>::<\/span>run_py<\/span>;<\/span>\r\n\r\nuse<\/span> std<\/span>::<\/span>f32<\/span>::<\/span>consts<\/span>::<\/span>PI<\/span>;<\/span>\r\n\r\nfn<\/span> main<\/span>()<\/span> -><\/span> ErrorCode<\/span> {<\/span>\r\n    let<\/span> conf<\/span> =<\/span> match<\/span> Conf<\/span>::<\/span>new<\/span>()<\/span> {<\/span>\r\n        Ok<\/span>(<\/span>c<\/span>)<\/span> =><\/span> c<\/span>,<\/span>\r\n        Err<\/span>(<\/span>e<\/span>)<\/span> =><\/span> return<\/span> console<\/span>(<\/span>e<\/span>)<\/span>\r\n    };<\/span>\r\n\r\n    console<\/span>(<\/span>run<\/span>(<\/span>conf<\/span>))<\/span>\r\n}<\/span>\r\n\r\nfn<\/span> run<\/span>(<\/span>conf<\/span>:<\/span>Conf<\/span>)<\/span> -><\/span> ErrorCode<\/span> {<\/span>\r\n\r\n    \/\/ Python\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u95a2\u6570\u306b\u3042\u305f\u3048\u308b\u5f15\u6570\u306e\u30ea\u30b9\u30c8(-\u03c0\uff5e\u03c0)<\/span>\r\n    let<\/span> args<\/span>:<\/span>Vec<\/span><<\/span>f32<\/span>><\/span> =<\/span> vec!<\/span>[<\/span>-<\/span>PI<\/span>,<\/span> -<\/span>0.75<\/span>*<\/span>PI<\/span>,<\/span> -<\/span>0.5<\/span>*<\/span>PI<\/span>,<\/span> -<\/span>0.25<\/span>*<\/span>PI<\/span>,<\/span> 0.0<\/span>,<\/span> 0.25<\/span>*<\/span>PI<\/span>,<\/span> 0.5<\/span>*<\/span>PI<\/span>,<\/span> 0.75<\/span>*<\/span>PI<\/span>,<\/span> PI<\/span>];<\/span>\r\n\r\n    \/\/ Python\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u95a2\u6570\u306e\u5b9f\u884c<\/span>\r\n    let<\/span> results<\/span> =<\/span> match<\/span> run_py<\/span>(<\/span>conf<\/span>.script_path<\/span>(),<\/span> conf<\/span>.script_name<\/span>(),<\/span> conf<\/span>.func_name<\/span>(),<\/span> args<\/span>)<\/span> {<\/span>\r\n        Ok<\/span>(<\/span>results<\/span>)<\/span> =><\/span> results<\/span>,<\/span>\r\n        Err<\/span>(<\/span>e<\/span>)<\/span> =><\/span> return<\/span> ErrorCode<\/span>::<\/span>PythonError<\/span>(<\/span>format!<\/span>(<\/span>\"{:?}\"<\/span>,<\/span> e<\/span>))<\/span>\r\n    };<\/span>\r\n    println!<\/span>(<\/span>\"{:?}\"<\/span>,<\/span> results<\/span>);<\/span>\r\n\r\n    ErrorCode<\/span>::<\/span>Success<\/span>\r\n}<\/span>\r\n\r\nfn<\/span> console<\/span>(<\/span>e<\/span>:<\/span>ErrorCode<\/span>)<\/span> -><\/span> ErrorCode<\/span> {<\/span>\r\n    match<\/span> e<\/span> {<\/span>\r\n        ErrorCode<\/span>::<\/span>Success<\/span> =><\/span> (),<\/span>\r\n        _<\/span> =><\/span> eprintln!<\/span>(<\/span>\"[ERROR] {}\"<\/span>,<\/span> e<\/span>.to_string<\/span>())<\/span>\r\n    };<\/span>\r\n    e<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5b9f\u884c\u4f8b<\/p>\n
C:\\work\\study0203>where python\r\nC:\\Users\\hama2\\AppData\\Local\\Programs\\Python\\Python311\\python.exe\r\n\r\nC:\\work\\study0203>python -V\r\nPython 3.11.1\r\n\r\nC:\\work\\study0203>target\\debug\\study0203.exe\r\n[ERROR] [Usage] study0203.exe script.py func_name\r\n\r\nC:\\work\\study0203>echo %errorlevel%\r\n10\r\n\r\nC:\\work\\study0203>target\\debug\\study0203.exe script.py func\r\n[-1.0, -0.70710677, -4.371139e-8, 0.70710677, 1.0, 0.70710677, -4.371139e-8, -0.70710677, -1.0]\r\n\r\nC:\\work\\study0203>target\\debug\\study0203.exe script.py gaussian\r\n[5.1723157e-5, 0.0038810384, 0.08480496, 0.53964144, 1.0, 0.53964144, 0.08480496, 0.0038810384, 5.1723157e-5]\r\n\r\nC:\\work\\study0203>echo %errorlevel%\r\n0\r\n\r\n<\/code><\/pre>\n
\u3053\u3053\u307e\u3067\u306e\u611f\u60f3<\/p>\n
    \n
  • \n
      Rust \u306e\u52c9\u5f37\u3092\u306f\u3058\u3081\u3066\u4e8c\u9031\u9593\u76ee\u304f\u3089\u3044\u3067\u3059\u3002Rust \u30b3\u30fc\u30c9\u3092\u8aad\u3080\u306e\u3082\u66f8\u304f\u306e\u3082\u5927\u5206\u6163\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3084\u306f\u308a Rust \u30b3\u30f3\u30d1\u30a4\u30e9\u304c\u7d20\u6674\u3089\u3057\u3044\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n
       <\/p>\n
        \n
      • \n
          Rust \u304b\u3089 Python \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u547c\u3073\u51fa\u3059\u3068\u3053\u308d\u3067\u5c11\u3057\u306f\u307e\u308a\u307e\u3057\u305f\u3002Stack overflow \u306e\u53e4\u3044\u8a18\u4e8b\u3084\u3089 PyO3 \u306e API \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u63a2\u3063\u3066\u8a66\u884c\u932f\u8aa4\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306f Rust \u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3067 “PyTryInto::try_into” \u306b\u305f\u3069\u308a\u7740\u304d\u307e\u3057\u305f\u3002<\/ul>\n<\/li>\n<\/ul>\n
           <\/p>\n
            \n
          • \n
              PyO3 \u306e API \u3067 Python \u306e dict \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3082\u4f5c\u308c\u305d\u3046\u306a\u306e\u3067\u3001Rust \u304b\u3089 Python \u30b9\u30af\u30ea\u30d7\u30c8\u3078\u3082\u3046\u5c11\u3057\u8907\u96d1\u306a\u69cb\u9020\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u6e21\u3059\u3053\u3068\u306b\u3082\u3044\u305a\u308c\u6311\u6226\u3057\u3066\u307f\u305f\u3044\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n
               <\/p>\n
                \n
              • \n
                  \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u3082\u30b3\u30e1\u30f3\u30c8\u3044\u308c\u307e\u3057\u305f\u304c\u3001Python \u30b9\u30af\u30ea\u30d7\u30c8\u306e\u4e2d\u304b\u3089\u8272\u3005\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3067\u304d\u308b\u3053\u3068\u304b\u3089\u3001\u4fe1\u983c\u3067\u304d\u306a\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u52d5\u304b\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u5834\u5408\u306b\u306f\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306e\u4ed5\u7d44\u307f\u3092\u7528\u610f\u3057\u306a\u3044\u3068\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u5371\u967a\u306a\u3053\u3068\u306b\u306a\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/ul>\n<\/li>\n<\/ul>\n
                   <\/p>\n
                    \n
                  • \n
                      \u305f\u3068\u3048\u3070\u52d5\u4f5c\u74b0\u5883\u3092\u30b3\u30f3\u30c6\u30ca\u5316\u3057\u3066\u6319\u52d5\u3092\u5236\u9650\u3059\u308b\u3001\u7ba1\u7406\u8005\u6a29\u9650\u306e\u306a\u3044\u30e6\u30fc\u30b6\u6a29\u9650\u3067\u52d5\u4f5c\u3055\u305b\u308b\u3001libseccomp \u3067\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3092\u5236\u9650\u3059\u308b\u3001capability \u3067\u6a29\u9650\u3092\u5236\u9650\u3059\u308b\u3001chroot \u3067\u4f7f\u7528\u3059\u308b\u30eb\u30fc\u30c8\u3092\u30b7\u30b9\u30c6\u30e0\u30eb\u30fc\u30c8\u3068\u306f\u5225\u306b\u3059\u308b\u3001auditd \u3067\u76e3\u8996\u3059\u308b\u3001\u52d5\u4f5c\u74b0\u5883\u306e hardening \u2026\u3002<\/ul>\n<\/li>\n<\/ul>\n
                       <\/p>\n
                        \u4eca\u3055\u3089\u306a\u304c\u3089\u3067\u3059\u304c\u3001\u3061\u3087\u3053\u3061\u3087\u3053\u8a08\u7b97\u5185\u5bb9\u3092\u5909\u66f4\u3057\u305f\u3044\u3088\u3046\u306a\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u306b\u306f\u6700\u521d\u304b\u3089\u3059\u3079\u3066 Python \u3067\u5b9f\u88c5\u3059\u308c\u3070\u3044\u3044\u3060\u3051\u306e\u8a71\u306a\u306e\u3067\u3001\u4eca\u56de\u306e\u3088\u3046\u306a\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u306f\u7a00\u306a\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3067\u3082\u3001Rust \u30bd\u30fc\u30b9\u306b\u8a08\u7b97\u5185\u5bb9\u3092\u30cf\u30fc\u30c9\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u305f\u304f\u306a\u3044\u30b1\u30fc\u30b9\u3082\u305d\u308c\u306a\u308a\u306b\u3042\u308a\u305d\u3046\u306a\u6c17\u3082\u3057\u307e\u3059\u3002<\/ul>\n","protected":false},"excerpt":{"rendered":"
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