Message-ID: <20260107122143.93810-2-donald.hunter@gmail.com>
Date: Wed,  7 Jan 2026 12:21:31 +0000
From: Donald Hunter <donald.hunter@...il.com>
To: Donald Hunter <donald.hunter@...il.com>,
	Jakub Kicinski <kuba@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Simon Horman <horms@...nel.org>,
	"Matthieu Baerts (NGI0)" <matttbe@...nel.org>,
	Gal Pressman <gal@...dia.com>,
	Jan Stancek <jstancek@...hat.com>,
	Hangbin Liu <liuhangbin@...il.com>,
	Nimrod Oren <noren@...dia.com>,
	netdev@...r.kernel.org,
	Jonathan Corbet <corbet@....net>,
	Asbjørn Sloth Tønnesen <ast@...erby.net>,
	Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Ruben Wauters <rubenru09@....com>,
	linux-doc@...r.kernel.org
Subject: [PATCH net-next v1 01/13] tools: ynl: pylint suppressions and docstrings

Add some docstrings and suppress all the pylint warnings that won't get
fixed yet:

- no-name-in-module,wrong-import-position
- too-many-locals
- too-many-branches
- too-many-statements
- too-many-nested-blocks
- too-many-instance-attributes
- too-many-arguments
- too-many-positional-arguments
- too-few-public-methods
- missing-class-docstring
- missing-function-docstring

Signed-off-by: Donald Hunter <donald.hunter@...il.com>
---
 tools/net/ynl/pyynl/cli.py          | 17 +++++++++++++++++
 tools/net/ynl/pyynl/ethtool.py      |  1 +
 tools/net/ynl/pyynl/lib/__init__.py |  2 ++
 tools/net/ynl/pyynl/lib/nlspec.py   |  7 +++++++
 tools/net/ynl/pyynl/lib/ynl.py      | 18 ++++++++++++++++++
 5 files changed, 45 insertions(+)

diff --git a/tools/net/ynl/pyynl/cli.py b/tools/net/ynl/pyynl/cli.py
index af02a5b7e5a2..996c76be1403 100755
--- a/tools/net/ynl/pyynl/cli.py
+++ b/tools/net/ynl/pyynl/cli.py
@@ -1,6 +1,10 @@
 #!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 
+"""
+YNL cli tool
+"""
+
 import argparse
 import json
 import os
@@ -9,6 +13,7 @@ import pprint
 import sys
 import textwrap
 
+# pylint: disable=no-name-in-module,wrong-import-position
 sys.path.append(pathlib.Path(__file__).resolve().parent.as_posix())
 from lib import YnlFamily, Netlink, NlError, SpecFamily
 
@@ -16,6 +21,10 @@ sys_schema_dir='/usr/share/ynl'
 relative_schema_dir='../../../../Documentation/netlink'
 
 def schema_dir():
+    """
+    Return the effective schema directory, preferring in-tree before
+    system schema directory.
+    """
     script_dir = os.path.dirname(os.path.abspath(__file__))
     schema_dir = os.path.abspath(f"{script_dir}/{relative_schema_dir}")
     if not os.path.isdir(schema_dir):
@@ -25,6 +34,10 @@ def schema_dir():
     return schema_dir
 
 def spec_dir():
+    """
+    Return the effective spec directory, relative to the effective
+    schema directory.
+    """
     spec_dir = schema_dir() + '/specs'
     if not os.path.isdir(spec_dir):
         raise Exception(f"Spec directory {spec_dir} does not exist")
@@ -32,6 +45,7 @@ def spec_dir():
 
 
 class YnlEncoder(json.JSONEncoder):
+    """A custom encoder for emitting JSON with ynl-specific instance types"""
     def default(self, obj):
         if isinstance(obj, bytes):
             return bytes.hex(obj)
@@ -94,7 +108,10 @@ def print_mode_attrs(ynl, mode, mode_spec, attr_set, print_request=True):
         print_attr_list(ynl, mode_spec['attributes'], attr_set)
 
 
+# pylint: disable=too-many-locals,too-many-branches,too-many-statements
 def main():
+    """YNL cli tool"""
+
     description = """
     YNL CLI utility - a general purpose netlink utility that uses YAML
     specs to drive protocol encoding and decoding.
diff --git a/tools/net/ynl/pyynl/ethtool.py b/tools/net/ynl/pyynl/ethtool.py
index fd0f6b8d54d1..40a8ba8d296f 100755
--- a/tools/net/ynl/pyynl/ethtool.py
+++ b/tools/net/ynl/pyynl/ethtool.py
@@ -8,6 +8,7 @@ import sys
 import re
 import os
 
+# pylint: disable=no-name-in-module,wrong-import-position
 sys.path.append(pathlib.Path(__file__).resolve().parent.as_posix())
 from lib import YnlFamily
 from cli import schema_dir, spec_dir
diff --git a/tools/net/ynl/pyynl/lib/__init__.py b/tools/net/ynl/pyynl/lib/__init__.py
index ec9ea00071be..c40dd788fe8a 100644
--- a/tools/net/ynl/pyynl/lib/__init__.py
+++ b/tools/net/ynl/pyynl/lib/__init__.py
@@ -1,5 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 
+""" YNL library """
+
 from .nlspec import SpecAttr, SpecAttrSet, SpecEnumEntry, SpecEnumSet, \
     SpecFamily, SpecOperation, SpecSubMessage, SpecSubMessageFormat
 from .ynl import YnlFamily, Netlink, NlError
diff --git a/tools/net/ynl/pyynl/lib/nlspec.py b/tools/net/ynl/pyynl/lib/nlspec.py
index 85c17fe01e35..2ffeccf0b99b 100644
--- a/tools/net/ynl/pyynl/lib/nlspec.py
+++ b/tools/net/ynl/pyynl/lib/nlspec.py
@@ -1,4 +1,11 @@
 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+#
+# pylint: disable=missing-function-docstring, too-many-instance-attributes, too-many-branches
+
+"""
+The nlspec is a python library for parsing and using YNL netlink
+specifications.
+"""
 
 import collections
 import importlib
diff --git a/tools/net/ynl/pyynl/lib/ynl.py b/tools/net/ynl/pyynl/lib/ynl.py
index 36d36eb7e3b8..27169ff8dafc 100644
--- a/tools/net/ynl/pyynl/lib/ynl.py
+++ b/tools/net/ynl/pyynl/lib/ynl.py
@@ -1,4 +1,14 @@
 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+#
+# pylint: disable=missing-class-docstring, missing-function-docstring
+# pylint: disable=too-many-branches, too-many-locals, too-many-instance-attributes
+# pylint: disable=too-many-lines
+
+"""
+YAML Netlink Library
+
+An implementation of the genetlink and raw netlink protocols.
+"""
 
 from collections import namedtuple
 from enum import Enum
@@ -22,6 +32,7 @@ from .nlspec import SpecFamily
 #
 
 
+# pylint: disable=too-few-public-methods
 class Netlink:
     # Netlink socket
     SOL_NETLINK = 270
@@ -289,6 +300,7 @@ class NlMsg:
         return msg
 
 
+# pylint: disable=too-few-public-methods
 class NlMsgs:
     def __init__(self, data):
         self.msgs = []
@@ -319,6 +331,7 @@ def _genl_msg_finalize(msg):
     return struct.pack("I", len(msg) + 4) + msg
 
 
+# pylint: disable=too-many-nested-blocks
 def _genl_load_families():
     with socket.socket(socket.AF_NETLINK, socket.SOCK_RAW, Netlink.NETLINK_GENERIC) as sock:
         sock.setsockopt(Netlink.SOL_NETLINK, Netlink.NETLINK_CAP_ACK, 1)
@@ -447,6 +460,7 @@ class GenlProtocol(NetlinkProtocol):
         return super().msghdr_size() + 4
 
 
+# pylint: disable=too-few-public-methods
 class SpaceAttrs:
     SpecValuesPair = namedtuple('SpecValuesPair', ['spec', 'values'])
 
@@ -555,6 +569,7 @@ class YnlFamily(SpecFamily):
                 return self._from_string(value, attr_spec)
             raise e
 
+    # pylint: disable=too-many-statements
     def _add_attr(self, space, name, value, search_attrs):
         try:
             attr = self.attr_sets[space][name]
@@ -778,6 +793,7 @@ class YnlFamily(SpecFamily):
                 raise Exception(f"Unknown attribute-set '{msg_format.attr_set}' when decoding '{attr_spec.name}'")
         return decoded
 
+    # pylint: disable=too-many-statements
     def _decode(self, attrs, space, outer_attrs = None):
         rsp = dict()
         if space:
@@ -838,6 +854,7 @@ class YnlFamily(SpecFamily):
 
         return rsp
 
+    # pylint: disable=too-many-arguments, too-many-positional-arguments
     def _decode_extack_path(self, attrs, attr_set, offset, target, search_attrs):
         for attr in attrs:
             try:
@@ -1081,6 +1098,7 @@ class YnlFamily(SpecFamily):
         msg = _genl_msg_finalize(msg)
         return msg
 
+    # pylint: disable=too-many-statements
     def _ops(self, ops):
         reqs_by_seq = {}
         req_seq = random.randint(1024, 65535)
-- 
2.52.0

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