Fixed some bugs and tried to maintain the bootstrap

App/lib/core/Handles/HandlesImports.py

@@ -559,6 +559,21 @@ class ImportsHandle(HandlesBase.Mixin):
         resolved: str = _resolve_relative_module(
             self.Trans.Pool, self.Trans.CurrentPackage,
             impf.level, impf.module)
+        # [IFD] 诊断 from-import 名称处理
+        mod_dbg: str = "(null)"
+        if impf.module is not None:
+            mod_dbg = impf.module
+        pkg_dbg: str = "(null)"
+        if self.Trans.CurrentPackage is not None:
+            pkg_dbg = self.Trans.CurrentPackage
+        res_dbg: str = "(null)"
+        if resolved is not None:
+            res_dbg = resolved
+        names_dbg: t.CSizeT = 0
+        if impf.names is not None:
+            names_dbg = impf.names.__len__()
+        stdio.printf("[IFD] level=%d module=%s pkg=%s resolved=%s names=%d\n",
+                     impf.level, mod_dbg, pkg_dbg, res_dbg, names_dbg)
         if resolved is not None:
             names: list[ast.AST | t.CPtr] | t.CPtr = impf.names
             if names is not None: