Fix tests

gallery/__init__.py

@@ -28,9 +28,50 @@ from gallery.config import (
 )
 from gallery.api import generate
 
+# Export utility functions for testing and advanced usage
+from gallery.utils.stats import (
+    calculate_directory_stats,
+    format_file_size,
+)
+from gallery.utils.processing import (
+    convert_pdf_to_png,
+    needs_update,
+    process_plot_files,
+    render_gallery_page,
+)
+from gallery.utils.metadata import (
+    load_folder_metadata,
+    merge_metadata,
+    save_metadata_cache,
+    load_metadata_file,
+    resolve_metadata_for_plot,
+)
+from gallery.utils.datetime_utils import (
+    datetime_from_timestamp,
+    strftime_filter,
+)
+from gallery.builder import build_gallery, get_template
+
 __all__ = [
     "generate",
     "GalleryConfig",
     "GallerySource",
     "GalleryDefaults",
+    # Utilities
+    "calculate_directory_stats",
+    "format_file_size",
+    "convert_pdf_to_png",
+    "needs_update",
+    "process_plot_files",
+    "render_gallery_page",
+    "load_folder_metadata",
+    "merge_metadata",
+    "save_metadata_cache",
+    "load_metadata_file",
+    "resolve_metadata_for_plot",
+    "build_gallery",
+    "get_template",
+    "datetime_from_timestamp",
+    "strftime_filter",
 ]
+