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Update python_util.rs

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This commit is contained in:
Shunsuke Shibayama 2022-08-14 01:41:55 +09:00
parent e1a5b726aa
commit ebc08ef391
1 changed files with 9 additions and 7 deletions
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16
compiler/erg_common/python_util.rs
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@ -6,19 +6,21 @@ use std::process::Command;
use crate::serialize::get_magic_num_from_bytes;
pub fn which_python() -> String {
let python = if cfg!(windows) { "python" } else { "python3" };
let out = Command::new("which")
let (cmd, python) = if cfg!(windows) {
("where", "python")
} else {
("which", "python3")
};
let out = Command::new(cmd)
.arg(python)
.output()
.expect("python not found");
let res = String::from_utf8(out.stdout)
.unwrap()
.replace('\n', "")
.replace('\r', "");
let res = String::from_utf8(out.stdout).unwrap();
let res = res.split('\n').next().unwrap_or("");
if res.is_empty() {
panic!("python not found");
}
res
res.to_string()
}
pub fn detect_magic_number() -> u32 {