Update to Python 3.12

* Remove toml dependency since that comes with Python as of 3.11
* Update toml usage to tomllib in config.py
* Update `with open(...)` for toml file reading to be 'rb'
* Update Pipfile.lock for locked dependencies to work with Python 3.12

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM "python:3.10-alpine"
+FROM "python:3.12-alpine"
 STOPSIGNAL SIGINT
 RUN mkdir /app
 WORKDIR /app

Pipfile

@@ -5,7 +5,6 @@ name = "pypi"
 
 [packages]
 async-irc = "*"
-toml = {version="*", markers="python_version < '3.11'"}
 types-toml = "*"
 "aiohttp[speedups]" = "*"
 async-timeout = ">=4"
@@ -15,7 +14,7 @@ mypy = "*"
 black = "*"
 
 [requires]
-python_version = "3.10"
+python_version = "3.12"
 
 [pipenv]
 allow_prereleases = true

omnibot/__main__.py

@@ -36,7 +36,7 @@ config_path = Path(args.config or os.environ.get("OMNIBOT_CONFIG", "config.toml"
 config = ServerConfig()
 
 try:
-    with open(config_path) as fp:
+    with open(config_path, 'rb') as fp:
         config.load(fp)
 except FileNotFoundError:
     print(f"ERROR: config file not found: {config_path}", file=sys.stderr)

omnibot/config.py

@@ -1,8 +1,7 @@
 import dataclasses
 from pathlib import Path
 from typing import IO, Any, Mapping, Sequence, Set
-
-import toml
+import tomllib
 
 
 PluginConfig = Mapping[str, Any]
@@ -34,7 +33,7 @@ class ServerConfig:
     loglevel: str | None = None
 
     def load(self, fp: IO[str]):
-        obj = toml.load(fp)
+        obj = tomllib.load(fp)
 
         if "server" not in obj:
             raise ConfigError("server", "must be present")

tools/markov_import.py

@@ -23,7 +23,7 @@ async def main():
     channel = sys.argv[1]
     files = sys.argv[2:]
     server_config = ServerConfig()
-    with open("config.toml") as fp:
+    with open("config.toml", 'rb') as fp:
         server_config.load(fp)
     # This only works on one plugin per config
     bot = Bot(server_config)