Add dunderscore attributes

src/biotite/setup_ccd.py

@@ -1,3 +1,6 @@
+__author__ = "Patrick Kunzmann"
+__all__ = []
+
 import gzip
 import logging
 from collections import defaultdict

tests/test_modname.py

@@ -16,6 +16,9 @@ def find_all_modules(package_name, src_dir):
     """
     module_names = []
     for _, module_name, is_package in pkgutil.iter_modules([src_dir]):
+        if module_name == "setup_ccd":
+            # This module is not intended to be imported
+            continue
         full_module_name = f"{package_name}.{module_name}"
         if is_package:
             module_names.extend(