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Message-ID: <CAD4GDZzW3=m+SC53VvRX84=Sxd0uwxOb+ZdM2CRsztg2Xhu9=Q@mail.gmail.com>
Date: Sat, 14 Jun 2025 15:09:42 +0100
From: Donald Hunter <donald.hunter@...il.com>
To: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Cc: Linux Doc Mailing List <linux-doc@...r.kernel.org>, Jonathan Corbet <corbet@....net>,
Akira Yokosawa <akiyks@...il.com>, Breno Leitao <leitao@...ian.org>,
"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
Ignacio Encinas Rubio <ignacio@...cinas.com>, Jan Stancek <jstancek@...hat.com>,
Marco Elver <elver@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Ruben Wauters <rubenru09@....com>,
Shuah Khan <skhan@...uxfoundation.org>, joel@...lfernandes.org,
linux-kernel-mentees@...ts.linux.dev, linux-kernel@...r.kernel.org,
lkmm@...ts.linux.dev, netdev@...r.kernel.org, peterz@...radead.org,
stern@...land.harvard.edu
Subject: Re: [PATCH v4 05/14] tools: ynl_gen_rst.py: Split library from
command line tool
On Sat, 14 Jun 2025 at 09:56, Mauro Carvalho Chehab
<mchehab+huawei@...nel.org> wrote:
>
> As we'll be using the Netlink specs parser inside a Sphinx
> extension, move the library part from the command line parser.
>
> No functional changes.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
> ---
> scripts/lib/netlink_yml_parser.py | 391 +++++++++++++++++++++++++++++
As I mentioned earlier, please move this to tools/net/ynl/pyynl/lib
> tools/net/ynl/pyynl/ynl_gen_rst.py | 374 +--------------------------
> 2 files changed, 401 insertions(+), 364 deletions(-)
> create mode 100755 scripts/lib/netlink_yml_parser.py
>
> diff --git a/scripts/lib/netlink_yml_parser.py b/scripts/lib/netlink_yml_parser.py
> new file mode 100755
> index 000000000000..3c15b578f947
> --- /dev/null
> +++ b/scripts/lib/netlink_yml_parser.py
> @@ -0,0 +1,391 @@
> +#!/usr/bin/env python3
> +# SPDX-License-Identifier: GPL-2.0
> +# -*- coding: utf-8; mode: python -*-
> +
> +"""
> + Script to auto generate the documentation for Netlink specifications.
> +
> + :copyright: Copyright (C) 2023 Breno Leitao <leitao@...ian.org>
> + :license: GPL Version 2, June 1991 see linux/COPYING for details.
> +
> + This script performs extensive parsing to the Linux kernel's netlink YAML
> + spec files, in an effort to avoid needing to heavily mark up the original
> + YAML file.
> +
> + This code is split in three big parts:
> + 1) RST formatters: Use to convert a string to a RST output
> + 2) Parser helpers: Functions to parse the YAML data structure
> + 3) Main function and small helpers
> +"""
> +
> +from typing import Any, Dict, List
> +import os.path
> +import logging
> +import yaml
> +
> +
> +SPACE_PER_LEVEL = 4
> +
> +
> +# RST Formatters
> +# ==============
> +def headroom(level: int) -> str:
> + """Return space to format"""
> + return " " * (level * SPACE_PER_LEVEL)
> +
> +
> +def bold(text: str) -> str:
> + """Format bold text"""
> + return f"**{text}**"
> +
> +
> +def inline(text: str) -> str:
> + """Format inline text"""
> + return f"``{text}``"
> +
> +
> +def sanitize(text: str) -> str:
> + """Remove newlines and multiple spaces"""
> + # This is useful for some fields that are spread across multiple lines
> + return str(text).replace("\n", " ").strip()
> +
> +
> +def rst_fields(key: str, value: str, level: int = 0) -> str:
> + """Return a RST formatted field"""
> + return headroom(level) + f":{key}: {value}"
> +
> +
> +def rst_definition(key: str, value: Any, level: int = 0) -> str:
> + """Format a single rst definition"""
> + return headroom(level) + key + "\n" + headroom(level + 1) + str(value)
> +
> +
> +def rst_paragraph(paragraph: str, level: int = 0) -> str:
> + """Return a formatted paragraph"""
> + return headroom(level) + paragraph
> +
> +
> +def rst_bullet(item: str, level: int = 0) -> str:
> + """Return a formatted a bullet"""
> + return headroom(level) + f"- {item}"
> +
> +
> +def rst_subsection(title: str) -> str:
> + """Add a sub-section to the document"""
> + return f"{title}\n" + "-" * len(title)
> +
> +
> +def rst_subsubsection(title: str) -> str:
> + """Add a sub-sub-section to the document"""
> + return f"{title}\n" + "~" * len(title)
> +
> +
> +def rst_section(namespace: str, prefix: str, title: str) -> str:
> + """Add a section to the document"""
> + return f".. _{namespace}-{prefix}-{title}:\n\n{title}\n" + "=" * len(title)
> +
> +
> +def rst_subtitle(title: str) -> str:
> + """Add a subtitle to the document"""
> + return "\n" + "-" * len(title) + f"\n{title}\n" + "-" * len(title) + "\n\n"
> +
> +
> +def rst_title(title: str) -> str:
> + """Add a title to the document"""
> + return "=" * len(title) + f"\n{title}\n" + "=" * len(title) + "\n\n"
> +
> +
> +def rst_list_inline(list_: List[str], level: int = 0) -> str:
> + """Format a list using inlines"""
> + return headroom(level) + "[" + ", ".join(inline(i) for i in list_) + "]"
> +
> +
> +def rst_ref(namespace: str, prefix: str, name: str) -> str:
> + """Add a hyperlink to the document"""
> + mappings = {'enum': 'definition',
> + 'fixed-header': 'definition',
> + 'nested-attributes': 'attribute-set',
> + 'struct': 'definition'}
> + if prefix in mappings:
> + prefix = mappings[prefix]
> + return f":ref:`{namespace}-{prefix}-{name}`"
> +
> +
> +def rst_header() -> str:
> + """The headers for all the auto generated RST files"""
> + lines = []
> +
> + lines.append(rst_paragraph(".. SPDX-License-Identifier: GPL-2.0"))
> + lines.append(rst_paragraph(".. NOTE: This document was auto-generated.\n\n"))
> +
> + return "\n".join(lines)
> +
> +
> +def rst_toctree(maxdepth: int = 2) -> str:
> + """Generate a toctree RST primitive"""
> + lines = []
> +
> + lines.append(".. toctree::")
> + lines.append(f" :maxdepth: {maxdepth}\n\n")
> +
> + return "\n".join(lines)
> +
> +
> +def rst_label(title: str) -> str:
> + """Return a formatted label"""
> + return f".. _{title}:\n\n"
> +
> +
> +# Parsers
> +# =======
> +
> +
> +def parse_mcast_group(mcast_group: List[Dict[str, Any]]) -> str:
> + """Parse 'multicast' group list and return a formatted string"""
> + lines = []
> + for group in mcast_group:
> + lines.append(rst_bullet(group["name"]))
> +
> + return "\n".join(lines)
> +
> +
> +def parse_do(do_dict: Dict[str, Any], level: int = 0) -> str:
> + """Parse 'do' section and return a formatted string"""
> + lines = []
> + for key in do_dict.keys():
> + lines.append(rst_paragraph(bold(key), level + 1))
> + if key in ['request', 'reply']:
> + lines.append(parse_do_attributes(do_dict[key], level + 1) + "\n")
> + else:
> + lines.append(headroom(level + 2) + do_dict[key] + "\n")
> +
> + return "\n".join(lines)
> +
> +
> +def parse_do_attributes(attrs: Dict[str, Any], level: int = 0) -> str:
> + """Parse 'attributes' section"""
> + if "attributes" not in attrs:
> + return ""
> + lines = [rst_fields("attributes", rst_list_inline(attrs["attributes"]), level + 1)]
> +
> + return "\n".join(lines)
> +
> +
> +def parse_operations(operations: List[Dict[str, Any]], namespace: str) -> str:
> + """Parse operations block"""
> + preprocessed = ["name", "doc", "title", "do", "dump", "flags"]
> + linkable = ["fixed-header", "attribute-set"]
> + lines = []
> +
> + for operation in operations:
> + lines.append(rst_section(namespace, 'operation', operation["name"]))
> + lines.append(rst_paragraph(operation["doc"]) + "\n")
> +
> + for key in operation.keys():
> + if key in preprocessed:
> + # Skip the special fields
> + continue
> + value = operation[key]
> + if key in linkable:
> + value = rst_ref(namespace, key, value)
> + lines.append(rst_fields(key, value, 0))
> + if 'flags' in operation:
> + lines.append(rst_fields('flags', rst_list_inline(operation['flags'])))
> +
> + if "do" in operation:
> + lines.append(rst_paragraph(":do:", 0))
> + lines.append(parse_do(operation["do"], 0))
> + if "dump" in operation:
> + lines.append(rst_paragraph(":dump:", 0))
> + lines.append(parse_do(operation["dump"], 0))
> +
> + # New line after fields
> + lines.append("\n")
> +
> + return "\n".join(lines)
> +
> +
> +def parse_entries(entries: List[Dict[str, Any]], level: int) -> str:
> + """Parse a list of entries"""
> + ignored = ["pad"]
> + lines = []
> + for entry in entries:
> + if isinstance(entry, dict):
> + # entries could be a list or a dictionary
> + field_name = entry.get("name", "")
> + if field_name in ignored:
> + continue
> + type_ = entry.get("type")
> + if type_:
> + field_name += f" ({inline(type_)})"
> + lines.append(
> + rst_fields(field_name, sanitize(entry.get("doc", "")), level)
> + )
> + elif isinstance(entry, list):
> + lines.append(rst_list_inline(entry, level))
> + else:
> + lines.append(rst_bullet(inline(sanitize(entry)), level))
> +
> + lines.append("\n")
> + return "\n".join(lines)
> +
> +
> +def parse_definitions(defs: Dict[str, Any], namespace: str) -> str:
> + """Parse definitions section"""
> + preprocessed = ["name", "entries", "members"]
> + ignored = ["render-max"] # This is not printed
> + lines = []
> +
> + for definition in defs:
> + lines.append(rst_section(namespace, 'definition', definition["name"]))
> + for k in definition.keys():
> + if k in preprocessed + ignored:
> + continue
> + lines.append(rst_fields(k, sanitize(definition[k]), 0))
> +
> + # Field list needs to finish with a new line
> + lines.append("\n")
> + if "entries" in definition:
> + lines.append(rst_paragraph(":entries:", 0))
> + lines.append(parse_entries(definition["entries"], 1))
> + if "members" in definition:
> + lines.append(rst_paragraph(":members:", 0))
> + lines.append(parse_entries(definition["members"], 1))
> +
> + return "\n".join(lines)
> +
> +
> +def parse_attr_sets(entries: List[Dict[str, Any]], namespace: str) -> str:
> + """Parse attribute from attribute-set"""
> + preprocessed = ["name", "type"]
> + linkable = ["enum", "nested-attributes", "struct", "sub-message"]
> + ignored = ["checks"]
> + lines = []
> +
> + for entry in entries:
> + lines.append(rst_section(namespace, 'attribute-set', entry["name"]))
> + for attr in entry["attributes"]:
> + type_ = attr.get("type")
> + attr_line = attr["name"]
> + if type_:
> + # Add the attribute type in the same line
> + attr_line += f" ({inline(type_)})"
> +
> + lines.append(rst_subsubsection(attr_line))
> +
> + for k in attr.keys():
> + if k in preprocessed + ignored:
> + continue
> + if k in linkable:
> + value = rst_ref(namespace, k, attr[k])
> + else:
> + value = sanitize(attr[k])
> + lines.append(rst_fields(k, value, 0))
> + lines.append("\n")
> +
> + return "\n".join(lines)
> +
> +
> +def parse_sub_messages(entries: List[Dict[str, Any]], namespace: str) -> str:
> + """Parse sub-message definitions"""
> + lines = []
> +
> + for entry in entries:
> + lines.append(rst_section(namespace, 'sub-message', entry["name"]))
> + for fmt in entry["formats"]:
> + value = fmt["value"]
> +
> + lines.append(rst_bullet(bold(value)))
> + for attr in ['fixed-header', 'attribute-set']:
> + if attr in fmt:
> + lines.append(rst_fields(attr,
> + rst_ref(namespace, attr, fmt[attr]),
> + 1))
> + lines.append("\n")
> +
> + return "\n".join(lines)
> +
> +
> +def parse_yaml(obj: Dict[str, Any]) -> str:
> + """Format the whole YAML into a RST string"""
> + lines = []
> +
> + # Main header
> +
> + family = obj['name']
> +
> + lines.append(rst_header())
> + lines.append(rst_label("netlink-" + family))
> +
> + title = f"Family ``{family}`` netlink specification"
> + lines.append(rst_title(title))
> + lines.append(rst_paragraph(".. contents:: :depth: 3\n"))
> +
> + if "doc" in obj:
> + lines.append(rst_subtitle("Summary"))
> + lines.append(rst_paragraph(obj["doc"], 0))
> +
> + # Operations
> + if "operations" in obj:
> + lines.append(rst_subtitle("Operations"))
> + lines.append(parse_operations(obj["operations"]["list"], family))
> +
> + # Multicast groups
> + if "mcast-groups" in obj:
> + lines.append(rst_subtitle("Multicast groups"))
> + lines.append(parse_mcast_group(obj["mcast-groups"]["list"]))
> +
> + # Definitions
> + if "definitions" in obj:
> + lines.append(rst_subtitle("Definitions"))
> + lines.append(parse_definitions(obj["definitions"], family))
> +
> + # Attributes set
> + if "attribute-sets" in obj:
> + lines.append(rst_subtitle("Attribute sets"))
> + lines.append(parse_attr_sets(obj["attribute-sets"], family))
> +
> + # Sub-messages
> + if "sub-messages" in obj:
> + lines.append(rst_subtitle("Sub-messages"))
> + lines.append(parse_sub_messages(obj["sub-messages"], family))
> +
> + return "\n".join(lines)
> +
> +
> +# Main functions
> +# ==============
> +
> +
> +def parse_yaml_file(filename: str) -> str:
> + """Transform the YAML specified by filename into an RST-formatted string"""
> + with open(filename, "r", encoding="utf-8") as spec_file:
> + yaml_data = yaml.safe_load(spec_file)
> + content = parse_yaml(yaml_data)
> +
> + return content
> +
> +
> +def generate_main_index_rst(output: str, index_dir: str) -> str:
> + """Generate the `networking_spec/index` content and write to the file"""
> + lines = []
> +
> + lines.append(rst_header())
> + lines.append(rst_label("specs"))
> + lines.append(rst_title("Netlink Family Specifications"))
> + lines.append(rst_toctree(1))
> +
> + index_fname = os.path.basename(output)
> + base, ext = os.path.splitext(index_fname)
> +
> + if not index_dir:
> + index_dir = os.path.dirname(output)
> +
> + logging.debug(f"Looking for {ext} files in %s", index_dir)
> + for filename in sorted(os.listdir(index_dir)):
> + if not filename.endswith(ext) or filename == index_fname:
> + continue
> + base, ext = os.path.splitext(filename)
> + lines.append(f" {base}\n")
> +
> + return "".join(lines), output
> diff --git a/tools/net/ynl/pyynl/ynl_gen_rst.py b/tools/net/ynl/pyynl/ynl_gen_rst.py
> index b1e5acafb998..38dafe3d9179 100755
> --- a/tools/net/ynl/pyynl/ynl_gen_rst.py
> +++ b/tools/net/ynl/pyynl/ynl_gen_rst.py
> @@ -18,345 +18,17 @@
> 3) Main function and small helpers
> """
>
> -from typing import Any, Dict, List
> import os.path
> import sys
> import argparse
> import logging
> -import yaml
>
> +LIB_DIR = "../../../../scripts/lib"
> +SRC_DIR = os.path.dirname(os.path.realpath(__file__))
>
> -SPACE_PER_LEVEL = 4
> +sys.path.insert(0, os.path.join(SRC_DIR, LIB_DIR))
>
> -
> -# RST Formatters
> -# ==============
> -def headroom(level: int) -> str:
> - """Return space to format"""
> - return " " * (level * SPACE_PER_LEVEL)
> -
> -
> -def bold(text: str) -> str:
> - """Format bold text"""
> - return f"**{text}**"
> -
> -
> -def inline(text: str) -> str:
> - """Format inline text"""
> - return f"``{text}``"
> -
> -
> -def sanitize(text: str) -> str:
> - """Remove newlines and multiple spaces"""
> - # This is useful for some fields that are spread across multiple lines
> - return str(text).replace("\n", " ").strip()
> -
> -
> -def rst_fields(key: str, value: str, level: int = 0) -> str:
> - """Return a RST formatted field"""
> - return headroom(level) + f":{key}: {value}"
> -
> -
> -def rst_definition(key: str, value: Any, level: int = 0) -> str:
> - """Format a single rst definition"""
> - return headroom(level) + key + "\n" + headroom(level + 1) + str(value)
> -
> -
> -def rst_paragraph(paragraph: str, level: int = 0) -> str:
> - """Return a formatted paragraph"""
> - return headroom(level) + paragraph
> -
> -
> -def rst_bullet(item: str, level: int = 0) -> str:
> - """Return a formatted a bullet"""
> - return headroom(level) + f"- {item}"
> -
> -
> -def rst_subsection(title: str) -> str:
> - """Add a sub-section to the document"""
> - return f"{title}\n" + "-" * len(title)
> -
> -
> -def rst_subsubsection(title: str) -> str:
> - """Add a sub-sub-section to the document"""
> - return f"{title}\n" + "~" * len(title)
> -
> -
> -def rst_section(namespace: str, prefix: str, title: str) -> str:
> - """Add a section to the document"""
> - return f".. _{namespace}-{prefix}-{title}:\n\n{title}\n" + "=" * len(title)
> -
> -
> -def rst_subtitle(title: str) -> str:
> - """Add a subtitle to the document"""
> - return "\n" + "-" * len(title) + f"\n{title}\n" + "-" * len(title) + "\n\n"
> -
> -
> -def rst_title(title: str) -> str:
> - """Add a title to the document"""
> - return "=" * len(title) + f"\n{title}\n" + "=" * len(title) + "\n\n"
> -
> -
> -def rst_list_inline(list_: List[str], level: int = 0) -> str:
> - """Format a list using inlines"""
> - return headroom(level) + "[" + ", ".join(inline(i) for i in list_) + "]"
> -
> -
> -def rst_ref(namespace: str, prefix: str, name: str) -> str:
> - """Add a hyperlink to the document"""
> - mappings = {'enum': 'definition',
> - 'fixed-header': 'definition',
> - 'nested-attributes': 'attribute-set',
> - 'struct': 'definition'}
> - if prefix in mappings:
> - prefix = mappings[prefix]
> - return f":ref:`{namespace}-{prefix}-{name}`"
> -
> -
> -def rst_header() -> str:
> - """The headers for all the auto generated RST files"""
> - lines = []
> -
> - lines.append(rst_paragraph(".. SPDX-License-Identifier: GPL-2.0"))
> - lines.append(rst_paragraph(".. NOTE: This document was auto-generated.\n\n"))
> -
> - return "\n".join(lines)
> -
> -
> -def rst_toctree(maxdepth: int = 2) -> str:
> - """Generate a toctree RST primitive"""
> - lines = []
> -
> - lines.append(".. toctree::")
> - lines.append(f" :maxdepth: {maxdepth}\n\n")
> -
> - return "\n".join(lines)
> -
> -
> -def rst_label(title: str) -> str:
> - """Return a formatted label"""
> - return f".. _{title}:\n\n"
> -
> -
> -# Parsers
> -# =======
> -
> -
> -def parse_mcast_group(mcast_group: List[Dict[str, Any]]) -> str:
> - """Parse 'multicast' group list and return a formatted string"""
> - lines = []
> - for group in mcast_group:
> - lines.append(rst_bullet(group["name"]))
> -
> - return "\n".join(lines)
> -
> -
> -def parse_do(do_dict: Dict[str, Any], level: int = 0) -> str:
> - """Parse 'do' section and return a formatted string"""
> - lines = []
> - for key in do_dict.keys():
> - lines.append(rst_paragraph(bold(key), level + 1))
> - if key in ['request', 'reply']:
> - lines.append(parse_do_attributes(do_dict[key], level + 1) + "\n")
> - else:
> - lines.append(headroom(level + 2) + do_dict[key] + "\n")
> -
> - return "\n".join(lines)
> -
> -
> -def parse_do_attributes(attrs: Dict[str, Any], level: int = 0) -> str:
> - """Parse 'attributes' section"""
> - if "attributes" not in attrs:
> - return ""
> - lines = [rst_fields("attributes", rst_list_inline(attrs["attributes"]), level + 1)]
> -
> - return "\n".join(lines)
> -
> -
> -def parse_operations(operations: List[Dict[str, Any]], namespace: str) -> str:
> - """Parse operations block"""
> - preprocessed = ["name", "doc", "title", "do", "dump", "flags"]
> - linkable = ["fixed-header", "attribute-set"]
> - lines = []
> -
> - for operation in operations:
> - lines.append(rst_section(namespace, 'operation', operation["name"]))
> - lines.append(rst_paragraph(operation["doc"]) + "\n")
> -
> - for key in operation.keys():
> - if key in preprocessed:
> - # Skip the special fields
> - continue
> - value = operation[key]
> - if key in linkable:
> - value = rst_ref(namespace, key, value)
> - lines.append(rst_fields(key, value, 0))
> - if 'flags' in operation:
> - lines.append(rst_fields('flags', rst_list_inline(operation['flags'])))
> -
> - if "do" in operation:
> - lines.append(rst_paragraph(":do:", 0))
> - lines.append(parse_do(operation["do"], 0))
> - if "dump" in operation:
> - lines.append(rst_paragraph(":dump:", 0))
> - lines.append(parse_do(operation["dump"], 0))
> -
> - # New line after fields
> - lines.append("\n")
> -
> - return "\n".join(lines)
> -
> -
> -def parse_entries(entries: List[Dict[str, Any]], level: int) -> str:
> - """Parse a list of entries"""
> - ignored = ["pad"]
> - lines = []
> - for entry in entries:
> - if isinstance(entry, dict):
> - # entries could be a list or a dictionary
> - field_name = entry.get("name", "")
> - if field_name in ignored:
> - continue
> - type_ = entry.get("type")
> - if type_:
> - field_name += f" ({inline(type_)})"
> - lines.append(
> - rst_fields(field_name, sanitize(entry.get("doc", "")), level)
> - )
> - elif isinstance(entry, list):
> - lines.append(rst_list_inline(entry, level))
> - else:
> - lines.append(rst_bullet(inline(sanitize(entry)), level))
> -
> - lines.append("\n")
> - return "\n".join(lines)
> -
> -
> -def parse_definitions(defs: Dict[str, Any], namespace: str) -> str:
> - """Parse definitions section"""
> - preprocessed = ["name", "entries", "members"]
> - ignored = ["render-max"] # This is not printed
> - lines = []
> -
> - for definition in defs:
> - lines.append(rst_section(namespace, 'definition', definition["name"]))
> - for k in definition.keys():
> - if k in preprocessed + ignored:
> - continue
> - lines.append(rst_fields(k, sanitize(definition[k]), 0))
> -
> - # Field list needs to finish with a new line
> - lines.append("\n")
> - if "entries" in definition:
> - lines.append(rst_paragraph(":entries:", 0))
> - lines.append(parse_entries(definition["entries"], 1))
> - if "members" in definition:
> - lines.append(rst_paragraph(":members:", 0))
> - lines.append(parse_entries(definition["members"], 1))
> -
> - return "\n".join(lines)
> -
> -
> -def parse_attr_sets(entries: List[Dict[str, Any]], namespace: str) -> str:
> - """Parse attribute from attribute-set"""
> - preprocessed = ["name", "type"]
> - linkable = ["enum", "nested-attributes", "struct", "sub-message"]
> - ignored = ["checks"]
> - lines = []
> -
> - for entry in entries:
> - lines.append(rst_section(namespace, 'attribute-set', entry["name"]))
> - for attr in entry["attributes"]:
> - type_ = attr.get("type")
> - attr_line = attr["name"]
> - if type_:
> - # Add the attribute type in the same line
> - attr_line += f" ({inline(type_)})"
> -
> - lines.append(rst_subsubsection(attr_line))
> -
> - for k in attr.keys():
> - if k in preprocessed + ignored:
> - continue
> - if k in linkable:
> - value = rst_ref(namespace, k, attr[k])
> - else:
> - value = sanitize(attr[k])
> - lines.append(rst_fields(k, value, 0))
> - lines.append("\n")
> -
> - return "\n".join(lines)
> -
> -
> -def parse_sub_messages(entries: List[Dict[str, Any]], namespace: str) -> str:
> - """Parse sub-message definitions"""
> - lines = []
> -
> - for entry in entries:
> - lines.append(rst_section(namespace, 'sub-message', entry["name"]))
> - for fmt in entry["formats"]:
> - value = fmt["value"]
> -
> - lines.append(rst_bullet(bold(value)))
> - for attr in ['fixed-header', 'attribute-set']:
> - if attr in fmt:
> - lines.append(rst_fields(attr,
> - rst_ref(namespace, attr, fmt[attr]),
> - 1))
> - lines.append("\n")
> -
> - return "\n".join(lines)
> -
> -
> -def parse_yaml(obj: Dict[str, Any]) -> str:
> - """Format the whole YAML into a RST string"""
> - lines = []
> -
> - # Main header
> -
> - family = obj['name']
> -
> - lines.append(rst_header())
> - lines.append(rst_label("netlink-" + family))
> -
> - title = f"Family ``{family}`` netlink specification"
> - lines.append(rst_title(title))
> - lines.append(rst_paragraph(".. contents:: :depth: 3\n"))
> -
> - if "doc" in obj:
> - lines.append(rst_subtitle("Summary"))
> - lines.append(rst_paragraph(obj["doc"], 0))
> -
> - # Operations
> - if "operations" in obj:
> - lines.append(rst_subtitle("Operations"))
> - lines.append(parse_operations(obj["operations"]["list"], family))
> -
> - # Multicast groups
> - if "mcast-groups" in obj:
> - lines.append(rst_subtitle("Multicast groups"))
> - lines.append(parse_mcast_group(obj["mcast-groups"]["list"]))
> -
> - # Definitions
> - if "definitions" in obj:
> - lines.append(rst_subtitle("Definitions"))
> - lines.append(parse_definitions(obj["definitions"], family))
> -
> - # Attributes set
> - if "attribute-sets" in obj:
> - lines.append(rst_subtitle("Attribute sets"))
> - lines.append(parse_attr_sets(obj["attribute-sets"], family))
> -
> - # Sub-messages
> - if "sub-messages" in obj:
> - lines.append(rst_subtitle("Sub-messages"))
> - lines.append(parse_sub_messages(obj["sub-messages"], family))
> -
> - return "\n".join(lines)
> -
> -
> -# Main functions
> -# ==============
> +from netlink_yml_parser import parse_yaml_file, generate_main_index_rst
>
>
> def parse_arguments() -> argparse.Namespace:
> @@ -393,50 +65,24 @@ def parse_arguments() -> argparse.Namespace:
> return args
>
>
> -def parse_yaml_file(filename: str) -> str:
> - """Transform the YAML specified by filename into an RST-formatted string"""
> - with open(filename, "r", encoding="utf-8") as spec_file:
> - yaml_data = yaml.safe_load(spec_file)
> - content = parse_yaml(yaml_data)
> -
> - return content
> -
> -
> def write_to_rstfile(content: str, filename: str) -> None:
> """Write the generated content into an RST file"""
> logging.debug("Saving RST file to %s", filename)
>
> - dir = os.path.dirname(filename)
> - os.makedirs(dir, exist_ok=True)
> + directory = os.path.dirname(filename)
> + os.makedirs(directory, exist_ok=True)
This would be easier to review if this patch was only the code move,
without unrelated code changes.
> with open(filename, "w", encoding="utf-8") as rst_file:
> rst_file.write(content)
>
>
> -def generate_main_index_rst(output: str, index_dir: str) -> None:
> +def write_index_rst(output: str, index_dir: str) -> None:
It would simplify the patch series if we can avoid refactoring
generate_main_index_rst when it needs to be removed. Can you remove
the code earlier in the series?
> """Generate the `networking_spec/index` content and write to the file"""
> - lines = []
>
> - lines.append(rst_header())
> - lines.append(rst_label("specs"))
> - lines.append(rst_title("Netlink Family Specifications"))
> - lines.append(rst_toctree(1))
> -
> - index_fname = os.path.basename(output)
> - base, ext = os.path.splitext(index_fname)
> -
> - if not index_dir:
> - index_dir = os.path.dirname(output)
> -
> - logging.debug(f"Looking for {ext} files in %s", index_dir)
> - for filename in sorted(os.listdir(index_dir)):
> - if not filename.endswith(ext) or filename == index_fname:
> - continue
> - base, ext = os.path.splitext(filename)
> - lines.append(f" {base}\n")
> + msg = generate_main_index_rst(output, index_dir)
>
> logging.debug("Writing an index file at %s", output)
> - write_to_rstfile("".join(lines), output)
> + write_to_rstfile(msg, output)
>
>
> def main() -> None:
> @@ -457,7 +103,7 @@ def main() -> None:
>
> if args.index:
> # Generate the index RST file
> - generate_main_index_rst(args.output, args.input_dir)
> + write_index_rst(args.output, args.input_dir)
>
>
> if __name__ == "__main__":
> --
> 2.49.0
>
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