Move clear method from bytes to bytearray

tests/snippets/bytearray.py

@@ -30,6 +30,6 @@ assert not bytearray(b'tuPpEr').isupper()
 assert bytearray(b'Is Title Case').istitle()
 assert not bytearray(b'is Not title casE').istitle()
 
-a = b'abcd'
+a = bytearray(b'abcd')
 a.clear()
 assert len(a) == 0

vm/src/obj/objbytearray.rs

@@ -95,6 +95,11 @@ pub fn init(context: &PyContext) {
         "istitle",
         context.new_rustfunc(bytearray_istitle),
     );
+    context.set_attr(
+        &bytearray_type,
+        "clear",
+        context.new_rustfunc(bytearray_clear),
+    );
 }
 
 fn bytearray_new(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
@@ -261,3 +266,15 @@ fn bytearray_repr(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
     let data = String::from_utf8(value.to_vec()).unwrap();
     Ok(vm.new_str(format!("bytearray(b'{}')", data)))
 }
+
+fn bytearray_clear(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
+    arg_check!(vm, args, required = [(zelf, Some(vm.ctx.bytearray_type()))]);
+    let mut mut_obj = zelf.borrow_mut();
+    match mut_obj.payload {
+        PyObjectPayload::Bytes { ref mut value } => {
+            value.clear();
+            Ok(vm.get_none())
+        }
+        _ => Err(vm.new_type_error("".to_string())),
+    }
+}

vm/src/obj/objbytes.rs

@@ -41,7 +41,6 @@ pub fn init(context: &PyContext) {
         "__doc__",
         context.new_str(bytes_doc.to_string()),
     );
-    context.set_attr(bytes_type, "clear", context.new_rustfunc(bytes_clear));
 }
 
 fn bytes_new(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
@@ -209,15 +208,3 @@ fn bytes_iter(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
 
     Ok(iter_obj)
 }
-
-fn bytes_clear(vm: &mut VirtualMachine, args: PyFuncArgs) -> PyResult {
-    arg_check!(vm, args, required = [(zelf, Some(vm.ctx.bytes_type()))]);
-    let mut mut_obj = zelf.borrow_mut();
-    match mut_obj.payload {
-        PyObjectPayload::Bytes { ref mut value } => {
-            value.clear();
-            Ok(vm.get_none())
-        }
-        _ => Err(vm.new_type_error("".to_string())),
-    }
-}