Fix builtins.__name__

extra_tests/snippets/builtins_module.py

@@ -5,6 +5,10 @@ assert '__builtins__' in globals()
 with assert_raises(AttributeError):
     __builtins__.__builtins__
 
+assert __builtins__.__name__ == "builtins"
+import builtins
+assert builtins.__name__ == "builtins"
+
 __builtins__.x = 'new'
 assert x == 'new'  # noqa: F821
 

vm/src/builtins/make_module.rs

@@ -894,8 +894,6 @@ pub fn make_module(vm: &VirtualMachine, module: PyObjectRef) {
     let debug_mode: bool = vm.state.settings.optimize == 0;
     extend_module!(vm, module, {
         "__debug__" => ctx.new_bool(debug_mode),
-        //set __name__ fixes: https://github.com/RustPython/RustPython/issues/146
-        "__name__" => ctx.new_str(String::from("__main__")),
 
         "bool" => ctx.types.bool_type.clone(),
         "bytearray" => ctx.types.bytearray_type.clone(),