From 13f3018846c8d9fd9fdaa4e3f5c9dcbf3b574fb6 Mon Sep 17 00:00:00 2001
From: Olivier Gayot <olivier.gayot@sigexec.com>
Date: Sat, 11 Feb 2023 17:22:55 +0100
Subject: Drop use of docopt in favor of argparse

Signed-off-by: Olivier Gayot <olivier.gayot@sigexec.com>
---
 monitor-menu.py | 44 +++++++++++++++++++-------------------------
 1 file changed, 19 insertions(+), 25 deletions(-)

diff --git a/monitor-menu.py b/monitor-menu.py
index 413b12d..42228ce 100755
--- a/monitor-menu.py
+++ b/monitor-menu.py
@@ -1,28 +1,26 @@
 #!/usr/bin/env python3
 
-'''
-monitor-menu.py
-Usage:
-    monitor-menu.py [options]
-    monitor-menu.py [options] <profile>
-
-Options:
-    --loglevel=LOGLEVEL  Set the log level [default: info]
-'''
-
+import argparse
 import json
 import logging
 from os.path import expanduser
 import subprocess
 
 import dialog
-import docopt
 
 
 class NoMatchingProfile(ValueError):
     pass
 
 
+class LogLevel:
+    def __init__(self, value: str) -> None:
+        try:
+            self.numerical_level = logging.getLevelNamesMapping()[value.upper()]
+        except KeyError:
+            raise ValueError("invalid value")
+
+
 class MonitorMenu():
     def __init__(self, config_file='~/.config/monitor-profiles.json'):
         with open(expanduser(config_file)) as fh:
@@ -72,24 +70,20 @@ class MonitorMenu():
         subprocess.run(feh_cmd, check=False)
 
 
-def main(argv=None):
-    args = docopt.docopt(__doc__, version='1', argv=argv)
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--log-level", "--loglevel", type=LogLevel, default="info")
+    parser.add_argument("--index", type=int, required=False)
+    args = parser.parse_args()
+    logging.basicConfig(level=args.log_level.numerical_level)
 
     menu = MonitorMenu()
 
-    numeric_level = getattr(logging, args["--loglevel"].upper(), None)
-    if not isinstance(numeric_level, int):
-        raise ValueError(f"invalid log level: {args['--loglevel']}")
-    logging.basicConfig(level=numeric_level)
-
-    try:
-        if '<profile>' in args and args['<profile>'] is not None:
-            menu.run(int(args['<profile>']))
-        else:
-            menu.run()
+    if args.index is not None:
+        menu.run(profile_idx=args.index)
+    else:
+        menu.run()
 
-    except ValueError as e:
-        raise docopt.DocoptExit(str(e))
 
 if __name__ == '__main__':
     main()
-- 
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