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From: John Snow <jsnow@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"Markus Armbruster" <armbru@redhat.com>,
	"John Snow" <jsnow@redhat.com>, "Cleber Rosa" <crosa@redhat.com>,
	"Alex Bennée" <alex.bennee@linaro.org>
Subject: [PATCH v4 42/46] qapi/types.py: add type hint annotations
Date: Wed, 30 Sep 2020 00:31:46 -0400	[thread overview]
Message-ID: <20200930043150.1454766-43-jsnow@redhat.com> (raw)
In-Reply-To: <20200930043150.1454766-1-jsnow@redhat.com>

Annotations do not change runtime behavior.
This commit *only* adds annotations.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
---
 scripts/qapi/mypy.ini |  5 ---
 scripts/qapi/types.py | 86 ++++++++++++++++++++++++++++++++-----------
 2 files changed, 64 insertions(+), 27 deletions(-)

diff --git a/scripts/qapi/mypy.ini b/scripts/qapi/mypy.ini
index 5e5c305062e..eeb697c487c 100644
--- a/scripts/qapi/mypy.ini
+++ b/scripts/qapi/mypy.ini
@@ -24,11 +24,6 @@ disallow_untyped_defs = False
 disallow_incomplete_defs = False
 check_untyped_defs = False
 
-[mypy-qapi.types]
-disallow_untyped_defs = False
-disallow_incomplete_defs = False
-check_untyped_defs = False
-
 [mypy-qapi.visit]
 disallow_untyped_defs = False
 disallow_incomplete_defs = False
diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py
index 53b47f9e58a..766822feb3a 100644
--- a/scripts/qapi/types.py
+++ b/scripts/qapi/types.py
@@ -13,6 +13,8 @@
 # See the COPYING file in the top-level directory.
 """
 
+from typing import List, Optional
+
 from .common import (
     c_enum_const,
     c_name,
@@ -21,7 +23,16 @@
     mcgen,
 )
 from .gen import QAPISchemaModularCVisitor, ifcontext
-from .schema import QAPISchemaEnumMember, QAPISchemaObjectType
+from .schema import (
+    QAPISchema,
+    QAPISchemaEnumMember,
+    QAPISchemaFeature,
+    QAPISchemaObjectType,
+    QAPISchemaObjectTypeMember,
+    QAPISchemaType,
+    QAPISchemaVariants,
+)
+from .source import QAPISourceInfo
 
 
 # variants must be emitted before their container; track what has already
@@ -29,7 +40,9 @@
 objects_seen = set()
 
 
-def gen_enum_lookup(name, members, prefix=None):
+def gen_enum_lookup(name: str,
+                    members: List[QAPISchemaEnumMember],
+                    prefix: Optional[str] = None) -> str:
     ret = mcgen('''
 
 const QEnumLookup %(c_name)s_lookup = {
@@ -54,7 +67,9 @@ def gen_enum_lookup(name, members, prefix=None):
     return ret
 
 
-def gen_enum(name, members, prefix=None):
+def gen_enum(name: str,
+             members: List[QAPISchemaEnumMember],
+             prefix: Optional[str] = None) -> str:
     # append automatically generated _MAX value
     enum_members = members + [QAPISchemaEnumMember('_MAX', None)]
 
@@ -88,7 +103,7 @@ def gen_enum(name, members, prefix=None):
     return ret
 
 
-def gen_fwd_object_or_array(name):
+def gen_fwd_object_or_array(name: str) -> str:
     return mcgen('''
 
 typedef struct %(c_name)s %(c_name)s;
@@ -96,7 +111,7 @@ def gen_fwd_object_or_array(name):
                  c_name=c_name(name))
 
 
-def gen_array(name, element_type):
+def gen_array(name: str, element_type: QAPISchemaType) -> str:
     return mcgen('''
 
 struct %(c_name)s {
@@ -107,7 +122,7 @@ def gen_array(name, element_type):
                  c_name=c_name(name), c_type=element_type.c_type())
 
 
-def gen_struct_members(members):
+def gen_struct_members(members: List[QAPISchemaObjectTypeMember]) -> str:
     ret = ''
     for memb in members:
         ret += gen_if(memb.ifcond)
@@ -124,7 +139,10 @@ def gen_struct_members(members):
     return ret
 
 
-def gen_object(name, ifcond, base, members, variants):
+def gen_object(name: str, ifcond: List[str],
+               base: Optional[QAPISchemaObjectType],
+               members: List[QAPISchemaObjectTypeMember],
+               variants: Optional[QAPISchemaVariants]) -> str:
     if name in objects_seen:
         return ''
     objects_seen.add(name)
@@ -178,7 +196,7 @@ def gen_object(name, ifcond, base, members, variants):
     return ret
 
 
-def gen_upcast(name, base):
+def gen_upcast(name: str, base: QAPISchemaObjectType) -> str:
     # C makes const-correctness ugly.  We have to cast away const to let
     # this function work for both const and non-const obj.
     return mcgen('''
@@ -191,7 +209,7 @@ def gen_upcast(name, base):
                  c_name=c_name(name), base=base.c_name())
 
 
-def gen_variants(variants):
+def gen_variants(variants: QAPISchemaVariants) -> str:
     ret = mcgen('''
     union { /* union tag is @%(c_name)s */
 ''',
@@ -215,7 +233,7 @@ def gen_variants(variants):
     return ret
 
 
-def gen_type_cleanup_decl(name):
+def gen_type_cleanup_decl(name: str) -> str:
     ret = mcgen('''
 
 void qapi_free_%(c_name)s(%(c_name)s *obj);
@@ -225,7 +243,7 @@ def gen_type_cleanup_decl(name):
     return ret
 
 
-def gen_type_cleanup(name):
+def gen_type_cleanup(name: str) -> str:
     ret = mcgen('''
 
 void qapi_free_%(c_name)s(%(c_name)s *obj)
@@ -247,12 +265,12 @@ def gen_type_cleanup(name):
 
 class QAPISchemaGenTypeVisitor(QAPISchemaModularCVisitor):
 
-    def __init__(self, prefix):
+    def __init__(self, prefix: str):
         super().__init__(
             prefix, 'qapi-types', ' * Schema-defined QAPI types',
             ' * Built-in QAPI types', __doc__)
 
-    def _begin_system_module(self, name):
+    def _begin_system_module(self, name: None) -> None:
         self._genc.preamble_add(mcgen('''
 #include "qemu/osdep.h"
 #include "qapi/dealloc-visitor.h"
@@ -263,7 +281,7 @@ def _begin_system_module(self, name):
 #include "qapi/util.h"
 '''))
 
-    def _begin_user_module(self, name):
+    def _begin_user_module(self, name: str) -> None:
         types = self._module_basename('qapi-types', name)
         visit = self._module_basename('qapi-visit', name)
         self._genc.preamble_add(mcgen('''
@@ -277,27 +295,43 @@ def _begin_user_module(self, name):
 #include "qapi/qapi-builtin-types.h"
 '''))
 
-    def visit_begin(self, schema):
+    def visit_begin(self, schema: QAPISchema) -> None:
         # gen_object() is recursive, ensure it doesn't visit the empty type
         objects_seen.add(schema.the_empty_object_type.name)
 
-    def _gen_type_cleanup(self, name):
+    def _gen_type_cleanup(self, name: str) -> None:
         self._genh.add(gen_type_cleanup_decl(name))
         self._genc.add(gen_type_cleanup(name))
 
-    def visit_enum_type(self, name, info, ifcond, features, members, prefix):
+    def visit_enum_type(self,
+                        name: str,
+                        info: Optional[QAPISourceInfo],
+                        ifcond: List[str],
+                        features: List[QAPISchemaFeature],
+                        members: List[QAPISchemaEnumMember],
+                        prefix: Optional[str]) -> None:
         with ifcontext(ifcond, self._genh, self._genc):
             self._genh.preamble_add(gen_enum(name, members, prefix))
             self._genc.add(gen_enum_lookup(name, members, prefix))
 
-    def visit_array_type(self, name, info, ifcond, element_type):
+    def visit_array_type(self,
+                         name: str,
+                         info: Optional[QAPISourceInfo],
+                         ifcond: List[str],
+                         element_type: QAPISchemaType) -> None:
         with ifcontext(ifcond, self._genh, self._genc):
             self._genh.preamble_add(gen_fwd_object_or_array(name))
             self._genh.add(gen_array(name, element_type))
             self._gen_type_cleanup(name)
 
-    def visit_object_type(self, name, info, ifcond, features,
-                          base, members, variants):
+    def visit_object_type(self,
+                          name: str,
+                          info: Optional[QAPISourceInfo],
+                          ifcond: List[str],
+                          features: List[QAPISchemaFeature],
+                          base: Optional[QAPISchemaObjectType],
+                          members: List[QAPISchemaObjectTypeMember],
+                          variants: Optional[QAPISchemaVariants]) -> None:
         # Nothing to do for the special empty builtin
         if name == 'q_empty':
             return
@@ -313,7 +347,12 @@ def visit_object_type(self, name, info, ifcond, features,
                 # implicit types won't be directly allocated/freed
                 self._gen_type_cleanup(name)
 
-    def visit_alternate_type(self, name, info, ifcond, features, variants):
+    def visit_alternate_type(self,
+                             name: str,
+                             info: QAPISourceInfo,
+                             ifcond: List[str],
+                             features: List[QAPISchemaFeature],
+                             variants: QAPISchemaVariants) -> None:
         with ifcontext(ifcond, self._genh):
             self._genh.preamble_add(gen_fwd_object_or_array(name))
         self._genh.add(gen_object(name, ifcond, None,
@@ -322,7 +361,10 @@ def visit_alternate_type(self, name, info, ifcond, features, variants):
             self._gen_type_cleanup(name)
 
 
-def gen_types(schema, output_dir, prefix, opt_builtins):
+def gen_types(schema: QAPISchema,
+              output_dir: str,
+              prefix: str,
+              opt_builtins: bool) -> None:
     vis = QAPISchemaGenTypeVisitor(prefix)
     schema.visit(vis)
     vis.write(output_dir, opt_builtins)
-- 
2.26.2



  parent reply	other threads:[~2020-09-30  4:59 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-30  4:31 [PATCH v4 00/46] qapi: static typing conversion, pt1 John Snow
2020-09-30  4:31 ` [PATCH v4 01/46] [DO-NOT-MERGE] docs: replace single backtick (`) with double-backtick (``) John Snow
2020-09-30  4:31 ` [PATCH v4 02/46] docs: repair broken references John Snow
2020-09-30  4:31 ` [PATCH v4 03/46] [DO-NOT-MERGE] docs/sphinx: change default role to "any" John Snow
2020-09-30  4:31 ` [PATCH v4 04/46] qapi: modify docstrings to be sphinx-compatible John Snow
2020-09-30  8:47   ` Markus Armbruster
2020-09-30 17:22     ` John Snow
2020-10-01  8:52       ` Markus Armbruster
2020-10-01 14:48         ` John Snow
2020-10-02  9:19           ` Markus Armbruster
2020-10-02 15:14             ` John Snow
2020-09-30 17:38     ` John Snow
2020-10-01  8:54       ` Markus Armbruster
2020-10-01 14:28         ` John Snow
2020-09-30  4:31 ` [PATCH v4 05/46] [DO-NOT-MERGE] docs: enable sphinx-autodoc for scripts/qapi John Snow
2020-09-30  4:31 ` [PATCH v4 06/46] qapi-gen: Separate arg-parsing from generation John Snow
2020-09-30  4:31 ` [PATCH v4 07/46] qapi: move generator entrypoint into module John Snow
2020-09-30  4:31 ` [PATCH v4 08/46] [DO-NOT-MERGE] docs: add scripts/qapi/main to python manual John Snow
2020-09-30  4:31 ` [PATCH v4 09/46] qapi: Prefer explicit relative imports John Snow
2020-09-30  4:31 ` [PATCH v4 10/46] qapi: Remove wildcard includes John Snow
2020-09-30  4:31 ` [PATCH v4 11/46] qapi: enforce import order/styling with isort John Snow
2020-09-30  4:31 ` [PATCH v4 12/46] qapi: delint using flake8 John Snow
2020-09-30  4:31 ` [PATCH v4 13/46] qapi: add pylintrc John Snow
2020-09-30  4:31 ` [PATCH v4 14/46] qapi/common.py: Remove python compatibility workaround John Snow
2020-09-30  4:31 ` [PATCH v4 15/46] qapi/common.py: Add indent manager John Snow
2020-09-30  4:31 ` [PATCH v4 16/46] qapi/common.py: delint with pylint John Snow
2020-09-30  4:31 ` [PATCH v4 17/46] qapi/common.py: Replace one-letter 'c' variable John Snow
2020-09-30  4:31 ` [PATCH v4 18/46] qapi/common.py: check with pylint John Snow
2020-09-30  4:31 ` [PATCH v4 19/46] qapi/common.py: add type hint annotations John Snow
2020-09-30  4:31 ` [PATCH v4 20/46] qapi/common.py: Convert comments into docstrings, and elaborate John Snow
2020-09-30  4:31 ` [PATCH v4 21/46] qapi/common.py: move build_params into gen.py John Snow
2020-09-30  4:31 ` [PATCH v4 22/46] qapi: establish mypy type-checking baseline John Snow
2020-09-30  4:31 ` [PATCH v4 23/46] qapi/events.py: add type hint annotations John Snow
2020-09-30  4:31 ` [PATCH v4 24/46] qapi/events.py: Move comments into docstrings John Snow
2020-09-30  4:31 ` [PATCH v4 25/46] qapi/commands.py: Don't re-bind to variable of different type John Snow
2020-09-30  4:31 ` [PATCH v4 26/46] qapi/commands.py: add type hint annotations John Snow
2020-09-30  4:31 ` [PATCH v4 27/46] qapi/commands.py: enable checking with mypy John Snow
2020-09-30  4:31 ` [PATCH v4 28/46] qapi/source.py: add type hint annotations John Snow
2020-09-30  4:31 ` [PATCH v4 29/46] qapi/source.py: delint with pylint John Snow
2020-09-30  4:31 ` [PATCH v4 30/46] qapi/gen.py: Fix edge-case of _is_user_module John Snow
2020-09-30 11:03   ` Eduardo Habkost
2020-09-30  4:31 ` [PATCH v4 31/46] qapi/gen.py: add type hint annotations John Snow
2020-09-30  4:31 ` [PATCH v4 32/46] qapi/gen.py: Enable checking with mypy John Snow
2020-09-30  4:31 ` [PATCH v4 33/46] qapi/gen.py: Remove unused parameter John Snow
2020-09-30  4:31 ` [PATCH v4 34/46] qapi/gen.py: update write() to be more idiomatic John Snow
2020-09-30  4:31 ` [PATCH v4 35/46] qapi/gen.py: delint with pylint John Snow
2020-09-30  4:31 ` [PATCH v4 36/46] qapi/introspect.py: assert obj is a dict when features are given John Snow
2020-09-30 11:04   ` Eduardo Habkost
2020-09-30  4:31 ` [PATCH v4 37/46] qapi/instrospect.py: add preliminary type hint annotations John Snow
2020-09-30 18:31   ` Eduardo Habkost
2020-09-30  4:31 ` [PATCH v4 38/46] qapi/introspect.py: add _gen_features helper John Snow
2020-09-30 17:21   ` Eduardo Habkost
2020-09-30  4:31 ` [PATCH v4 39/46] qapi/introspect.py: Unify return type of _make_tree() John Snow
2020-09-30 18:24   ` Eduardo Habkost
2020-09-30 18:32     ` John Snow
2020-09-30 18:57       ` Eduardo Habkost
2020-09-30 19:02         ` John Snow
2020-09-30  4:31 ` [PATCH v4 40/46] qapi/introspect.py: replace 'extra' dict with 'comment' argument John Snow
2020-09-30 18:24   ` Eduardo Habkost
2020-09-30  4:31 ` [PATCH v4 41/46] qapi/introspect.py: create a typed 'Node' data structure John Snow
2020-09-30 18:39   ` Eduardo Habkost
2020-09-30 18:58     ` John Snow
2020-09-30 19:52       ` Eduardo Habkost
2020-10-01 17:59         ` John Snow
2020-09-30  4:31 ` John Snow [this message]
2020-09-30  4:31 ` [PATCH v4 43/46] qapi/types.py: remove one-letter variables John Snow
2020-09-30  4:31 ` [PATCH v4 44/46] qapi/visit.py: assert tag_member contains a QAPISchemaEnumType John Snow
2020-09-30  4:31 ` [PATCH v4 45/46] qapi/visit.py: remove unused parameters from gen_visit_object John Snow
2020-09-30  4:31 ` [PATCH v4 46/46] qapi/visit.py: add type hint annotations John Snow

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