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-rw-r--r--scripts/qapi/introspect.py12
1 files changed, 5 insertions, 7 deletions
diff --git a/scripts/qapi/introspect.py b/scripts/qapi/introspect.py
index 42e5185c7c..89ee5d5f17 100644
--- a/scripts/qapi/introspect.py
+++ b/scripts/qapi/introspect.py
@@ -11,6 +11,7 @@ This work is licensed under the terms of the GNU GPL, version 2.
 See the COPYING file in the top-level directory.
 """
 
+from dataclasses import dataclass
 from typing import (
     Any,
     Dict,
@@ -79,19 +80,16 @@ SchemaInfoCommand = Dict[str, object]
 _ValueT = TypeVar('_ValueT', bound=_Value)
 
 
+@dataclass
 class Annotated(Generic[_ValueT]):
     """
     Annotated generally contains a SchemaInfo-like type (as a dict),
     But it also used to wrap comments/ifconds around scalar leaf values,
     for the benefit of features and enums.
     """
-    # TODO: Remove after Python 3.7 adds @dataclass:
-    # pylint: disable=too-few-public-methods
-    def __init__(self, value: _ValueT, ifcond: QAPISchemaIfCond,
-                 comment: Optional[str] = None):
-        self.value = value
-        self.comment: Optional[str] = comment
-        self.ifcond = ifcond
+    value: _ValueT
+    ifcond: QAPISchemaIfCond
+    comment: Optional[str] = None
 
 
 def _tree_to_qlit(obj: JSONValue,