try to fix logging

rad/logging_setup.py

@@ -0,0 +1,91 @@
+from __future__ import annotations
+
+import logging
+import os
+import sys
+from pathlib import Path
+
+from django.conf import settings
+from loguru import logger
+
+_CONFIGURED = False
+
+
+def _is_truthy(value: str | None) -> bool:
+    if value is None:
+        return False
+    return value.lower() in {"1", "true", "yes", "on"}
+
+
+def _get_stdout_level() -> str:
+    env_level = os.environ.get("LOGURU_STDOUT_LEVEL")
+    if env_level:
+        return env_level
+
+    debug_flag = os.environ.get("DEBUG")
+    if debug_flag is None:
+        try:
+            debug_flag = "1" if getattr(settings, "DEBUG", False) else "0"
+        except Exception:
+            debug_flag = "0"
+
+    return "DEBUG" if _is_truthy(debug_flag) else "INFO"
+
+
+def _get_log_file_path() -> Path:
+    override = os.environ.get("LOGURU_FILE")
+    if override:
+        return Path(override)
+
+    try:
+        logging_config = getattr(settings, "LOGGING", None) or {}
+        handler = (logging_config.get("handlers") or {}).get("file") or {}
+        filename = handler.get("filename")
+        if filename:
+            path = Path(filename)
+            if path.is_absolute():
+                return path
+            return Path(getattr(settings, "BASE_DIR", Path.cwd())) / path
+    except Exception:
+        pass
+
+    try:
+        return Path(getattr(settings, "BASE_DIR", Path.cwd())) / "log.txt"
+    except Exception:
+        return Path.cwd() / "log.txt"
+
+
+def configure_loguru() -> Path:
+    global _CONFIGURED
+    if _CONFIGURED:
+        return _get_log_file_path()
+
+    log_file_path = _get_log_file_path()
+    log_file_path.parent.mkdir(parents=True, exist_ok=True)
+    stdout_level = _get_stdout_level()
+    log_format = "[{time:DD/MMM/YYYY HH:mm:ss}] {level} [{name}:{line}] {message}"
+
+    logger.remove()
+    logger.add(
+        sys.stdout,
+        level=stdout_level,
+        enqueue=True,
+        backtrace=False,
+        diagnose=False,
+        format=log_format,
+    )
+    logger.add(
+        str(log_file_path),
+        level="DEBUG",
+        enqueue=True,
+        backtrace=True,
+        diagnose=False,
+        format=log_format + "\n{exception}",
+        rotation="10 MB",
+        retention="10 days",
+    )
+
+    logging.root.setLevel(logging.DEBUG)
+    _CONFIGURED = True
+    logger.debug("Loguru logging configured with stdout and file sinks (stdout={})", stdout_level)
+    return log_file_path