Fix panicking when no cargo build targets are selected

Closes #1632
PyO3 · May 27, 2023 · 1333409 · 1333409
1 parent f1e25dc
commit 1333409
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/build_options.rs b/src/build_options.rs
@@ -647,6 +647,9 @@ impl BuildOptions {
         let config_targets = pyproject.and_then(|x| x.targets());
         let compile_targets =
             filter_cargo_targets(&cargo_metadata, bridge, config_targets.as_deref())?;
+        if compile_targets.is_empty() {
+            bail!("No Cargo targets to build, please check your bindings configuration in pyproject.toml.");
+        }
 
         let crate_name = cargo_toml.package.name;
         Ok(BuildContext {