Fix python resolving

compiler/erg_common/config.rs

@@ -167,6 +167,23 @@ impl Input {
                 dir.canonicalize()
             })
     }
+
+    pub fn local_py_resolve(&self, path: &Path) -> Result<PathBuf, std::io::Error> {
+        let mut dir = if let Self::File(mut path) = self.clone() {
+            path.pop();
+            path
+        } else {
+            PathBuf::new()
+        };
+        dir.push(path);
+        dir.set_extension("py");
+        dir.canonicalize().or_else(|_| {
+            dir.pop();
+            dir.push(path);
+            dir.push("__init__.py"); // {path}/__init__.er
+            dir.canonicalize()
+        })
+    }
 }
 
 #[derive(Debug, Clone)]

compiler/erg_compiler/context/register.rs

@@ -1293,12 +1293,13 @@ impl Context {
                 Ok(path)
             }
             None => {
+                if let Ok(path) = self.cfg.input.local_py_resolve(Path::new(&__name__[..])) {
                     // pylyzer is a static analysis tool for Python.
                     // It can convert a Python script to an Erg AST for code analysis.
                     // There is also an option to output the analysis result as `d.er`. Use this if the system have pylyzer installed.
                     match Command::new("pylyzer")
                         .arg("--dump-decl")
-                    .arg(format!("{__name__}.py"))
+                        .arg(path.to_str().unwrap())
                         .output()
                     {
                         Ok(out) if out.status.success() => {
@@ -1310,6 +1311,7 @@ impl Context {
                         }
                         _ => {}
                     }
+                }
                 let err = TyCheckError::import_error(
                     self.cfg.input.clone(),
                     line!() as usize,