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authorJohn Snow2021-02-16 03:18:07 +0100
committerMarkus Armbruster2021-02-18 19:51:08 +0100
commitcea53c31b7b29fcd239b49d738111676700924ea (patch)
treea35e090c8388cb0acae4a27127c8d567fae4c03e /scripts/qapi/introspect.py
parentqapi/introspect.py: Update copyright and authors list (diff)
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qapi/introspect.py: Type _gen_tree variants as Sequence[str]
Optional[List] is clunky; an empty sequence can more elegantly convey "no variants". By downgrading "List" to "Sequence", we can also accept tuples; this is useful for the empty tuple specifically, which we may use as a default parameter because it is immutable. Signed-off-by: John Snow <jsnow@redhat.com> Message-Id: <20210216021809.134886-18-jsnow@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> [Doc string touched up] Reviewed-by: Markus Armbruster <armbru@redhat.com>
Diffstat (limited to 'scripts/qapi/introspect.py')
-rw-r--r--scripts/qapi/introspect.py8
1 files changed, 4 insertions, 4 deletions
diff --git a/scripts/qapi/introspect.py b/scripts/qapi/introspect.py
index e770c9432b..d0b0fd19ed 100644
--- a/scripts/qapi/introspect.py
+++ b/scripts/qapi/introspect.py
@@ -249,13 +249,13 @@ const QLitObject %(c_name)s = %(c_string)s;
return self._name(typ.name)
@staticmethod
- def _gen_features(features: List[QAPISchemaFeature]
+ def _gen_features(features: Sequence[QAPISchemaFeature]
) -> List[Annotated[str]]:
return [Annotated(f.name, f.ifcond) for f in features]
def _gen_tree(self, name: str, mtype: str, obj: Dict[str, object],
ifcond: Sequence[str],
- features: Optional[List[QAPISchemaFeature]]) -> None:
+ features: Sequence[QAPISchemaFeature] = ()) -> None:
"""
Build and append a SchemaInfo object to self._trees.
@@ -302,7 +302,7 @@ const QLitObject %(c_name)s = %(c_string)s;
def visit_builtin_type(self, name: str, info: Optional[QAPISourceInfo],
json_type: str) -> None:
- self._gen_tree(name, 'builtin', {'json-type': json_type}, [], None)
+ self._gen_tree(name, 'builtin', {'json-type': json_type}, [])
def visit_enum_type(self, name: str, info: Optional[QAPISourceInfo],
ifcond: Sequence[str],
@@ -320,7 +320,7 @@ const QLitObject %(c_name)s = %(c_string)s;
element_type: QAPISchemaType) -> None:
element = self._use_type(element_type)
self._gen_tree('[' + element + ']', 'array', {'element-type': element},
- ifcond, None)
+ ifcond)
def visit_object_type_flat(self, name: str, info: Optional[QAPISourceInfo],
ifcond: Sequence[str],