Empty semeios __init__ file, with exceptions

dunder_init files should only contains import and reexports.

The new symbol semeio is reexported to allow for it to be imported
without ruff complaining. It is still setting up the logger on import
as before.

Author: berland

pyproject.toml

@@ -157,7 +157,6 @@ select = [
 ]
 preview = true
 ignore = [
-  "RUF067",  # code in __init__
   "RUF069",  # unreliable floating point comparison
   "PLC2701", # import-private-name
   "PLR0911", # too-many-return-statements

src/semeio/__init__.py

@@ -1,30 +1,13 @@
-import argparse
-import logging
-import sys
-from importlib.metadata import PackageNotFoundError, version
-from pathlib import Path
+import importlib.metadata
 
-try:  # noqa: SIM105
-    __version__ = version(__name__)
-except PackageNotFoundError:
+from semeio.semeio import setup_logging, valid_file
+
+try:  # noqa: SIM105, RUF067
+    __version__ = importlib.metadata.distribution("semeio").version
+except importlib.metadata.PackageNotFoundError:
     # package is not installed
     pass
 
+setup_logging()  # noqa: RUF067
 
-logger = logging.getLogger(__name__)
-formatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
-std_out_handler = logging.StreamHandler(sys.stdout)
-std_out_handler.setFormatter(formatter)
-std_out_handler.setLevel(logging.INFO)
-logger.addHandler(std_out_handler)
-
-std_err_handler = logging.StreamHandler(sys.stderr)
-std_err_handler.setFormatter(formatter)
-std_err_handler.setLevel(logging.WARNING)
-logger.addHandler(std_err_handler)
-
-
-def valid_file(arg):
-    if Path(arg).is_file():
-        return arg
-    raise argparse.ArgumentTypeError(f"{arg} is not an existing file!")
+__all__ = ["valid_file"]

src/semeio/semeio.py

@@ -0,0 +1,26 @@
+import argparse
+import logging
+import sys
+from pathlib import Path
+
+
+def setup_logging():
+    logger = logging.getLogger("semeio")
+    formatter = logging.Formatter(
+        "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
+    )
+    std_out_handler = logging.StreamHandler(sys.stdout)
+    std_out_handler.setFormatter(formatter)
+    std_out_handler.setLevel(logging.INFO)
+    logger.addHandler(std_out_handler)
+
+    std_err_handler = logging.StreamHandler(sys.stderr)
+    std_err_handler.setFormatter(formatter)
+    std_err_handler.setLevel(logging.WARNING)
+    logger.addHandler(std_err_handler)
+
+
+def valid_file(arg):
+    if Path(arg).is_file():
+        return arg
+    raise argparse.ArgumentTypeError(f"{arg} is not an existing file!")