Message-ID: <20240719041400.3909775-2-dzm91@hust.edu.cn>
Date: Fri, 19 Jul 2024 12:13:33 +0800
From: Dongliang Mu <dzm91@...t.edu.cn>
To: chengziqiu@...t.edu.cn,
	Dongliang Mu <dzm91@...t.edu.cn>,
	Yanteng Si <siyanteng@...ngson.cn>,
	Jonathan Corbet <corbet@....net>,
	Alex Shi <alexs@...nel.org>
Cc: linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/2] scripts: fix all issues reported by pylint

This patch 1) fixes all the issues (not most) reported by pylint,
2) add the functionability to tackle documents that need translation,
3) add logging to adjust the logging level and log file

Signed-off-by: Dongliang Mu <dzm91@...t.edu.cn>
---
 scripts/checktransupdate.py | 214 ++++++++++++++++++++++++------------
 1 file changed, 141 insertions(+), 73 deletions(-)

diff --git a/scripts/checktransupdate.py b/scripts/checktransupdate.py
index 5a0fc99e3f93..578c3fecfdfd 100755
--- a/scripts/checktransupdate.py
+++ b/scripts/checktransupdate.py
@@ -10,31 +10,28 @@ differences occur, report the file and commits that need to be updated.
 
 The usage is as follows:
 - ./scripts/checktransupdate.py -l zh_CN
-This will print all the files that need to be updated in the zh_CN locale.
+This will print all the files that need to be updated or translated in the zh_CN locale.
 - ./scripts/checktransupdate.py Documentation/translations/zh_CN/dev-tools/testing-overview.rst
 This will only print the status of the specified file.
 
 The output is something like:
-Documentation/translations/zh_CN/dev-tools/testing-overview.rst (1 commits)
+Documentation/dev-tools/kfence.rst
+No translation in the locale of zh_CN
+
+Documentation/translations/zh_CN/dev-tools/testing-overview.rst
 commit 42fb9cfd5b18 ("Documentation: dev-tools: Add link to RV docs")
+1 commits needs resolving in total
 """
 
 import os
-from argparse import ArgumentParser, BooleanOptionalAction
+import time
+import logging
+from argparse import ArgumentParser, ArgumentTypeError, BooleanOptionalAction
 from datetime import datetime
 
-flag_p_c = False
-flag_p_uf = False
-flag_debug = False
-
-
-def dprint(*args, **kwargs):
-    if flag_debug:
-        print("[DEBUG] ", end="")
-        print(*args, **kwargs)
-
 
 def get_origin_path(file_path):
+    """Get the origin path from the translation path"""
     paths = file_path.split("/")
     tidx = paths.index("translations")
     opaths = paths[:tidx]
@@ -43,17 +40,16 @@ def get_origin_path(file_path):
 
 
 def get_latest_commit_from(file_path, commit):
-    command = "git log --pretty=format:%H%n%aD%n%cD%n%n%B {} -1 -- {}".format(
-        commit, file_path
-    )
-    dprint(command)
+    """Get the latest commit from the specified commit for the specified file"""
+    command = f"git log --pretty=format:%H%n%aD%n%cD%n%n%B {commit} -1 -- {file_path}"
+    logging.debug(command)
     pipe = os.popen(command)
     result = pipe.read()
     result = result.split("\n")
     if len(result) <= 1:
         return None
 
-    dprint("Result: {}".format(result[0]))
+    logging.debug("Result: %s", result[0])
 
     return {
         "hash": result[0],
@@ -64,17 +60,19 @@ def get_latest_commit_from(file_path, commit):
 
 
 def get_origin_from_trans(origin_path, t_from_head):
+    """Get the latest origin commit from the translation commit"""
     o_from_t = get_latest_commit_from(origin_path, t_from_head["hash"])
     while o_from_t is not None and o_from_t["author_date"] > t_from_head["author_date"]:
         o_from_t = get_latest_commit_from(origin_path, o_from_t["hash"] + "^")
     if o_from_t is not None:
-        dprint("tracked origin commit id: {}".format(o_from_t["hash"]))
+        logging.debug("tracked origin commit id: %s", o_from_t["hash"])
     return o_from_t
 
 
 def get_commits_count_between(opath, commit1, commit2):
-    command = "git log --pretty=format:%H {}...{} -- {}".format(commit1, commit2, opath)
-    dprint(command)
+    """Get the commits count between two commits for the specified file"""
+    command = f"git log --pretty=format:%H {commit1}...{commit2} -- {opath}"
+    logging.debug(command)
     pipe = os.popen(command)
     result = pipe.read().split("\n")
     # filter out empty lines
@@ -83,50 +81,120 @@ def get_commits_count_between(opath, commit1, commit2):
 
 
 def pretty_output(commit):
-    command = "git log --pretty='format:%h (\"%s\")' -1 {}".format(commit)
-    dprint(command)
+    """Pretty print the commit message"""
+    command = f"git log --pretty='format:%h (\"%s\")' -1 {commit}"
+    logging.debug(command)
     pipe = os.popen(command)
     return pipe.read()
 
 
+def valid_commit(commit):
+    """Check if the commit is valid or not"""
+    msg = pretty_output(commit)
+    return "Merge tag" not in msg
+
 def check_per_file(file_path):
+    """Check the translation status for the specified file"""
     opath = get_origin_path(file_path)
 
     if not os.path.isfile(opath):
-        dprint("Error: Cannot find the origin path for {}".format(file_path))
+        logging.error("Cannot find the origin path for {file_path}")
         return
 
     o_from_head = get_latest_commit_from(opath, "HEAD")
     t_from_head = get_latest_commit_from(file_path, "HEAD")
 
     if o_from_head is None or t_from_head is None:
-        print("Error: Cannot find the latest commit for {}".format(file_path))
+        logging.error("Cannot find the latest commit for %s", file_path)
         return
 
     o_from_t = get_origin_from_trans(opath, t_from_head)
 
     if o_from_t is None:
-        print("Error: Cannot find the latest origin commit for {}".format(file_path))
+        logging.error("Error: Cannot find the latest origin commit for %s", file_path)
         return
 
     if o_from_head["hash"] == o_from_t["hash"]:
-        if flag_p_uf:
-            print("No update needed for {}".format(file_path))
-        return
+        logging.debug("No update needed for %s", file_path)
     else:
-        print("{}".format(file_path), end="\t")
+        logging.info(file_path)
         commits = get_commits_count_between(
             opath, o_from_t["hash"], o_from_head["hash"]
         )
-        print("({} commits)".format(len(commits)))
-        if flag_p_c:
-            for commit in commits:
-                msg = pretty_output(commit)
-                if "Merge tag" not in msg:
-                    print("commit", msg)
+        count = 0
+        for commit in commits:
+            if valid_commit(commit):
+                logging.info("commit %s", pretty_output(commit))
+                count += 1
+        logging.info("%d commits needs resolving in total\n", count)
+
+
+def valid_locales(locale):
+    """Check if the locale is valid or not"""
+    script_path = os.path.dirname(os.path.abspath(__file__))
+    linux_path = os.path.join(script_path, "..")
+    if not os.path.isdir(f"{linux_path}/Documentation/translations/{locale}"):
+        raise ArgumentTypeError("Invalid locale: {locale}")
+    return locale
+
+
+def list_files_with_excluding_folders(folder, exclude_folders, include_suffix):
+    """List all files with the specified suffix in the folder and its subfolders"""
+    files = []
+    stack = [folder]
+
+    while stack:
+        pwd = stack.pop()
+        # filter out the exclude folders
+        if os.path.basename(pwd) in exclude_folders:
+            continue
+        # list all files and folders
+        for item in os.listdir(pwd):
+            ab_item = os.path.join(pwd, item)
+            if os.path.isdir(ab_item):
+                stack.append(ab_item)
+            else:
+                if ab_item.endswith(include_suffix):
+                    files.append(ab_item)
+
+    return files
+
+
+class DmesgFormatter(logging.Formatter):
+    """Custom dmesg logging formatter"""
+    def format(self, record):
+        timestamp = time.time()
+        formatted_time = f"[{timestamp:>10.6f}]"
+        log_message = f"{formatted_time} {record.getMessage()}"
+        return log_message
+
+
+def config_logging(log_level, log_file="checktransupdate.log"):
+    """configure logging based on the log level"""
+    # set up the root logger
+    logger = logging.getLogger()
+    logger.setLevel(log_level)
+
+    # Create console handler
+    console_handler = logging.StreamHandler()
+    console_handler.setLevel(log_level)
+
+    # Create file handler
+    file_handler = logging.FileHandler(log_file)
+    file_handler.setLevel(log_level)
+
+    # Create formatter and add it to the handlers
+    formatter = DmesgFormatter()
+    console_handler.setFormatter(formatter)
+    file_handler.setFormatter(formatter)
+
+    # Add the handler to the logger
+    logger.addHandler(console_handler)
+    logger.addHandler(file_handler)
 
 
 def main():
+    """Main function of the script"""
     script_path = os.path.dirname(os.path.abspath(__file__))
     linux_path = os.path.join(script_path, "..")
 
@@ -134,62 +202,62 @@ def main():
     parser.add_argument(
         "-l",
         "--locale",
+        default="zh_CN",
+        type=valid_locales,
         help="Locale to check when files are not specified",
     )
+
     parser.add_argument(
-        "--print-commits",
+        "--print-missing-translations",
         action=BooleanOptionalAction,
         default=True,
-        help="Print commits between the origin and the translation",
+        help="Print files that do not have translations",
     )
 
     parser.add_argument(
-        "--print-updated-files",
-        action=BooleanOptionalAction,
-        default=False,
-        help="Print files that do no need to be updated",
-    )
+        '--log',
+        default='INFO',
+        choices=['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
+        help='Set the logging level')
 
     parser.add_argument(
-        "--debug",
-        action=BooleanOptionalAction,
-        help="Print debug information",
-        default=False,
-    )
+        '--logfile',
+        default='checktransupdate.log',
+        help='Set the logging file (default: checktransupdate.log)')
 
     parser.add_argument(
         "files", nargs="*", help="Files to check, if not specified, check all files"
     )
     args = parser.parse_args()
 
-    global flag_p_c, flag_p_uf, flag_debug
-    flag_p_c = args.print_commits
-    flag_p_uf = args.print_updated_files
-    flag_debug = args.debug
+    # Configure logging based on the --log argument
+    log_level = getattr(logging, args.log.upper(), logging.INFO)
+    config_logging(log_level)
 
-    # get files related to linux path
+    # Get files related to linux path
     files = args.files
     if len(files) == 0:
-        if args.locale is not None:
-            files = (
-                os.popen(
-                    "find {}/Documentation/translations/{} -type f".format(
-                        linux_path, args.locale
-                    )
-                )
-                .read()
-                .split("\n")
-            )
-        else:
-            files = (
-                os.popen(
-                    "find {}/Documentation/translations -type f".format(linux_path)
-                )
-                .read()
-                .split("\n")
-            )
-
-    files = list(filter(lambda x: x != "", files))
+        offical_files = list_files_with_excluding_folders(
+            os.path.join(linux_path, "Documentation"), ["translations", "output"], "rst"
+        )
+
+        for file in offical_files:
+            # split the path into parts
+            path_parts = file.split(os.sep)
+            # find the index of the "Documentation" directory
+            kindex = path_parts.index("Documentation")
+            # insert the translations and locale after the Documentation directory
+            new_path_parts = path_parts[:kindex + 1] + ["translations", args.locale] \
+                           + path_parts[kindex + 1 :]
+            # join the path parts back together
+            new_file = os.sep.join(new_path_parts)
+            if os.path.isfile(new_file):
+                files.append(new_file)
+            else:
+                if args.print_missing_translations:
+                    logging.info(os.path.relpath(os.path.abspath(file), linux_path))
+                    logging.info("No translation in the locale of %s\n", args.locale)
+
     files = list(map(lambda x: os.path.relpath(os.path.abspath(x), linux_path), files))
 
     # cd to linux root directory
-- 
2.43.0

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