diff --git a/src/ceval.h b/src/ceval.h
index 971674c3..78016a70 100644
--- a/src/ceval.h
+++ b/src/ceval.h
@@ -301,6 +301,14 @@ PyVar VM::run_frame(Frame* frame){
                 frame->push(*ext_mod);
             }
         } continue;
+        case OP_STORE_ALL_NAMES: {
+            PyVar obj = frame->pop_value(this);
+            for(auto& [name, value]: obj->attr().items()){
+                Str s = name.str();
+                if(s.empty() || s[0] == '_') continue;
+                frame->f_globals().set(name, value);
+            }
+        }; continue;
         case OP_YIELD_VALUE: return _py_op_yield;
         // TODO: using "goto" inside with block may cause __exit__ not called
         case OP_WITH_ENTER: call(frame->pop_value(this), __enter__); continue;
diff --git a/src/cffi.h b/src/cffi.h
index 1f1e1e5a..fb9a7d3e 100644
--- a/src/cffi.h
+++ b/src/cffi.h
@@ -3,7 +3,7 @@
 #include "vm.h"
 
 struct CType{
-    PY_CLASS(c, type)
+    PY_CLASS(c, _type)
 
     const char* name;       // must be a literal
     int size;        
@@ -15,7 +15,7 @@ struct CType{
         vm->bind_method<0>(type, "__repr__", [](VM* vm, pkpy::Args& args) {
             CType& self = vm->py_cast<CType>(args[0]);
             StrStream ss;
-            ss << "<c.type '" << self.name << "'>";
+            ss << "<c._type '" << self.name << "'>";
             return vm->PyStr(ss.str());
         });
     }
@@ -44,7 +44,7 @@ constexpr CType ctype_t(const char name[]){
 }
 
 struct Pointer{
-    PY_CLASS(c, ptr)
+    PY_CLASS(c, _ptr)
 
     void* ptr;
     CType _ctype;
@@ -165,7 +165,7 @@ void add_module_c(VM* vm){
             Pointer& p = vm->py_cast<Pointer>(args[0]);
             return vm->new_object<Pointer>(strdup(p.cast<char*>()), ctype_t("char"));
         }else{
-            vm->TypeError("strdup() argument must be 'str' or 'c.ptr'");
+            vm->TypeError("strdup() argument must be 'str' or 'c._ptr'");
             return vm->None;
         }
     });
diff --git a/src/compiler.h b/src/compiler.h
index 67b89828..16a91d25 100644
--- a/src/compiler.h
+++ b/src/compiler.h
@@ -745,6 +745,12 @@ __LISTCOMP:
     void compile_from_import() {
         Token tkmodule = _compile_import();
         consume(TK("import"));
+        if (match(TK("*"))) {
+            if(name_scope() != NAME_GLOBAL) SyntaxError("import * can only be used in global scope");
+            emit(OP_STORE_ALL_NAMES);
+            consume_end_stmt();
+            return;
+        }
         do {
             emit(OP_DUP_TOP_VALUE);
             consume(TK("@id"));
@@ -971,7 +977,7 @@ __LISTCOMP:
             consume_end_stmt();
             // If last op is not an assignment, pop the result.
             uint8_t last_op = co()->codes.back().op;
-            if( last_op!=OP_STORE_NAME && last_op!=OP_STORE_REF && last_op!=OP_INPLACE_BINARY_OP && last_op!=OP_INPLACE_BITWISE_OP){
+            if( last_op!=OP_STORE_NAME && last_op!=OP_STORE_REF && last_op!=OP_INPLACE_BINARY_OP && last_op!=OP_INPLACE_BITWISE_OP && last_op!=OP_STORE_ALL_NAMES){
                 if(last_op == OP_BUILD_TUPLE_REF) co()->codes.back().op = OP_BUILD_TUPLE;
                 if(mode()==REPL_MODE && name_scope() == NAME_GLOBAL) emit(OP_PRINT_EXPR, -1, true);
                 emit(OP_POP_TOP, -1, true);
diff --git a/src/opcodes.h b/src/opcodes.h
index 711dfbb6..2c80e3d7 100644
--- a/src/opcodes.h
+++ b/src/opcodes.h
@@ -85,5 +85,6 @@ OPCODE(INPLACE_BITWISE_OP)
 
 OPCODE(SETUP_CLOSURE)
 OPCODE(SETUP_DECORATOR)
+OPCODE(STORE_ALL_NAMES)
 
 #endif
\ No newline at end of file