fix: resolve latest host env ci regressions

Copilot · youknowone · web-flow · commit cecdefbf2857 · 2026-04-14T09:09:11.000Z
Agent-Logs-Url: https://github.com/RustPython/RustPython/sessions/899eb717-ebc6-4a4a-870c-2a15c5f33e02 Co-authored-by: youknowone <69878+youknowone@users.noreply.github.com>
diff --git a/crates/host_env/src/os.rs b/crates/host_env/src/os.rs
@@ -48,6 +48,10 @@ pub fn vars_os() -> env::VarsOs {
     env::vars_os()
 }
 
+pub fn vars() -> env::Vars {
+    env::vars()
+}
+
 /// # Safety
 /// The caller must ensure no other threads can concurrently read or write
 /// the process environment while this mutation is performed.
diff --git a/crates/vm/src/getpath.rs b/crates/vm/src/getpath.rs
@@ -370,6 +370,7 @@ fn get_executable_path() -> Option<PathBuf> {
 }
 
 /// Parse pyvenv.cfg and extract the 'home' key value
+#[cfg(any(not(target_arch = "wasm32"), target_os = "wasi"))]
 fn parse_pyvenv_home(pyvenv_cfg: &Path) -> Option<String> {
     let content = crate::host_env::fs::read_to_string(pyvenv_cfg).ok()?;
 
@@ -384,6 +385,11 @@ fn parse_pyvenv_home(pyvenv_cfg: &Path) -> Option<String> {
     None
 }
 
+#[cfg(all(target_arch = "wasm32", not(target_os = "wasi")))]
+fn parse_pyvenv_home(_pyvenv_cfg: &Path) -> Option<String> {
+    None
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/crates/vm/src/stdlib/nt.rs b/crates/vm/src/stdlib/nt.rs
@@ -22,7 +22,7 @@ pub(crate) mod module {
     use rustpython_common::wtf8::Wtf8Buf;
     use rustpython_host_env::nt as host_nt;
     use std::os::windows::io::AsRawHandle;
-    use std::{env, io, os::windows::ffi::OsStringExt};
+    use std::{io, os::windows::ffi::OsStringExt};
     use windows_sys::Win32::{
         Foundation::{self, INVALID_HANDLE_VALUE},
         Storage::FileSystem,
@@ -236,7 +236,7 @@ pub(crate) mod module {
     fn environ(vm: &VirtualMachine) -> PyDictRef {
         let environ = vm.ctx.new_dict();
 
-        for (key, value) in env::vars() {
+        for (key, value) in crate::host_env::os::vars() {
             // Skip hidden Windows environment variables (e.g., =C:, =D:, =ExitCode)
             // These are internal cmd.exe bookkeeping variables that store per-drive
             // current directories and cannot be reliably modified via _wputenv().
@@ -251,7 +251,7 @@ pub(crate) mod module {
     #[pyfunction]
     fn _create_environ(vm: &VirtualMachine) -> PyDictRef {
         let environ = vm.ctx.new_dict();
-        for (key, value) in env::vars() {
+        for (key, value) in crate::host_env::os::vars() {
             if key.starts_with('=') {
                 continue;
             }
diff --git a/crates/vm/src/stdlib/posix_compat.rs b/crates/vm/src/stdlib/posix_compat.rs
@@ -13,7 +13,7 @@ pub(crate) mod module {
         ospath::OsPath,
         stdlib::os::{_os, DirFd, SupportFunc, TargetIsDirectory},
     };
-    use std::{env, fs};
+    use std::fs;
 
     #[pyfunction]
     pub(super) fn access(_path: PyStrRef, _mode: u8, vm: &VirtualMachine) -> PyResult<bool> {
@@ -49,7 +49,7 @@ pub(crate) mod module {
         use rustpython_host_env::os::ffi::OsStringExt;
 
         let environ = vm.ctx.new_dict();
-        for (key, value) in env::vars_os() {
+        for (key, value) in crate::host_env::os::vars_os() {
             let key: PyObjectRef = vm.ctx.new_bytes(key.into_vec()).into();
             let value: PyObjectRef = vm.ctx.new_bytes(value.into_vec()).into();
             environ.set_item(&*key, value, vm).unwrap();
