Improve logging in compress.py

templates/compress.py

-#!/bin/env python3
 import glob
 import logging
 
 # Set logging level to info.
-logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger("compress")
+logger.setLevel(logger.info)
 
 
-def main():
+def compress_outputs():
     import os
     from pathlib import Path
     import enstools.compression.api
@@ -31,6 +31,9 @@ def main():
 
     output_files = [Path(f) for f in output_files]
 
+    if not output_files:
+        raise AssertionError("The list of files is empty!")
+
     # Define output dir and create it in case it doesn't exist
     OUTPUT_DIR = WORKDIR / "output" / STARTDATE / MEMBER
 
@@ -41,15 +44,15 @@ def main():
     for source_file_path in output_files:
         destination_file_path = OUTPUT_DIR / source_file_path.name
 
-        logging.info(f"Copying {source_file_path.name!r}")
+        logger.info(f"Copying {source_file_path.name!r}")
         enstools.compression.api.compress(source_file_path, output=destination_file_path, compression="lossless")
 
         # Remove source files
         if destination_file_path.exists():
-            logging.info(
-                f"{source_file_path.name!r} copied to {destination_file_path.as_posix()!r}. Removing {source_file_path.as_posix()!r}")
+            logger.info(f"{source_file_path.name!r} copied to {destination_file_path.as_posix()!r}.")
+            logger.info(f"Removing {source_file_path.as_posix()!r}")
             source_file_path.unlink()
 
 
 if __name__ == "__main__":
-    main()
+    compress_outputs()