Style fixes

Author: Artiom N.

.pre-commit-config.yaml

@@ -10,7 +10,7 @@ repos:
   # Common
   #
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: "v4.4.0"
+    rev: "v6.0.0"
     hooks:
       - id: check-case-conflict
       - id: trailing-whitespace
@@ -27,7 +27,7 @@ repos:
   # Git.
   #
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: "v4.4.0"
+    rev: "v6.0.0"
     hooks:
       - id: check-merge-conflict
       # - id: no-commit-to-branch
@@ -68,14 +68,14 @@ repos:
   # Python
   #
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: "v4.4.0"
+    rev: "v6.0.0"
     hooks:
       - id: debug-statements
       - id: check-docstring-first
       - id: requirements-txt-fixer
 
   - repo: https://github.com/PyCQA/autoflake
-    rev: v2.2.0
+    rev: v2.3.1
     hooks:
       - id: autoflake
         exclude: &fixtures tests(/\w*)*/functional/|tests/input|doc/data/messages|tests(/\w*)*data/
@@ -87,7 +87,7 @@ repos:
           - --remove-unused-variables
 
   - repo: https://github.com/pycqa/pylint
-    rev: "v3.0.0a7"  # pylint-2.14.5
+    rev: "v4.0.4"  # pylint-2.14.5
     hooks:
       - id: pylint
         args: ["-rn", "-sn", "--rcfile=src/.pylintrc", "--fail-on=I", "--load-plugins=pylint.extensions.docparams"]
@@ -98,7 +98,7 @@ repos:
         exclude: tests(/\w*)*/functional/|tests/input|tests(/\w*)*data/|doc/
         stages: [manual]
   - repo: https://github.com/PyCQA/flake8
-    rev: 6.1.0
+    rev: 7.3.0
     hooks:
       - id: flake8
         args: ["--config", "src/.flake8"]
@@ -107,12 +107,12 @@ repos:
         exclude: ".*fixtures"
 
   - repo: https://github.com/pre-commit/pre-commit
-    rev: v3.3.3
+    rev: v4.5.0
     hooks:
       - id: validate_manifest
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.5.1
+    rev: v1.19.0
     hooks:
       - id: mypy
         args: ["--config-file", "src/.mypy.ini", "--install-types"]
@@ -134,25 +134,25 @@ repos:
 #        exclude: tests(/\w*)*/functional/|tests/input|tests(/.*)+/conftest.py|doc/data/messages|tests(/\w*)*data/
 
   - repo: https://github.com/asottile/pyupgrade
-    rev: v3.10.1
+    rev: v3.21.2
     hooks:
       - id: pyupgrade
 
   - repo: https://github.com/ambv/black
-    rev: "23.7.0"
+    rev: "25.12.0"
     hooks:
       - id: black
         args: ["-l", "120", "--skip-string-normalization"]
 
   - repo: https://github.com/DanielNoord/pydocstringformatter
-    rev: v0.7.3
+    rev: v0.7.5
     hooks:
       - id: pydocstringformatter
         exclude: *fixtures
         args: ["--max-summary-lines=2", "--linewrap-full-docstring"]
 
   - repo: https://github.com/PyCQA/bandit
-    rev: 1.7.5
+    rev: 1.9.2
     hooks:
       - id: bandit
         args: ["-r", "-lll", "-c", ".bandit"]
@@ -175,6 +175,6 @@ repos:
   #    - id: markdownlint
 
   - repo: https://github.com/executablebooks/mdformat
-    rev: "0.7.16"
+    rev: "1.0.0"
     hooks:
      - id: mdformat

src/book02/ch03/python/mt_server/mt-file-server1.py

@@ -28,7 +28,7 @@ def __init__(self, client_sock: socket.socket):
     def socket(self):
         return self._client_sock
 
-    def send_buffer(self, buffer):
+    def send_buffer(self, buffer: bytes):
         self._client_sock.sendall(buffer)
 
     def send_file(self, file_path: Path):

src/book02/ch04/cpp/select_aio_server/main.cpp

@@ -34,8 +34,8 @@ extern "C"
 #include <socket_wrapper/socket_wrapper.h>
 
 
-const auto clients_count = 10;
-const auto buffer_size = 4096;
+constexpr auto clients_count = 10;
+constexpr auto buffer_size = 4096;
 using namespace std::literals;
 namespace fs = std::filesystem;
 
@@ -55,7 +55,7 @@ const wchar_t separ = *reinterpret_cast<const wchar_t *>(&fs::path::preferred_se
 
 void set_nonblock(SocketDescriptorType fd)
 {
-    const IoctlType flag = 1;
+    constexpr IoctlType flag = 1;
 
     if (ioctl(fd, FIONBIO, const_cast<IoctlType *>(&flag)) < 0)
     {