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Make sure we check file presence before attempting to read

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This commit is contained in:
Damien Elmes 2025-07-04 23:31:11 +07:00
parent fee4793f25
commit 56fad82d93
1 changed files with 12 additions and 8 deletions
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20
qt/launcher/src/main.rs
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@ -286,10 +286,14 @@ fn main_menu_loop(state: &State) -> Result<()> {
println!("\x1B[1mUpdating Anki...\x1B[0m\n");
let python_version = read_file(&state.user_python_version_path)?;
let python_version_str = String::from_utf8(python_version)
.context("Invalid UTF-8 in .python-version")?;
let python_version_trimmed = python_version_str.trim();
let python_version_trimmed = if state.user_python_version_path.exists() {
let python_version = read_file(&state.user_python_version_path)?;
let python_version_str = String::from_utf8(python_version)
.context("Invalid UTF-8 in .python-version")?;
Some(python_version_str.trim().to_string())
} else {
None
};
// `uv sync` does not pull in Python automatically, unlike `uv run`.
// This might be system/platform specific and/or a uv bug.
@ -301,8 +305,8 @@ fn main_menu_loop(state: &State) -> Result<()> {
.args(["python", "install"]);
// Add python version if .python-version file exists
if state.user_python_version_path.exists() {
command.args([python_version_trimmed]);
if let Some(version) = &python_version_trimmed {
command.args([version]);
}
if let Err(e) = command.ensure_success() {
@ -320,8 +324,8 @@ fn main_menu_loop(state: &State) -> Result<()> {
.args(["sync", "--upgrade", "--managed-python"]);
// Add python version if .python-version file exists
if state.user_python_version_path.exists() {
command.args(["--python", python_version_trimmed]);
if let Some(version) = &python_version_trimmed {
command.args(["--python", version]);
}
// Set UV_PRERELEASE=allow if beta mode is enabled