Change processing of Section|Part Chapters

src/epub_converter/epub_converter.py

@@ -255,7 +255,7 @@ class EpubConverter:
 
             sub_nodes = []
             for elem in second:
-                if ("section" in first.title.lower() or "part" in first.title.lower()) and lvl == 1:
+                if (bool(re.search('^section$|^part$', first.title.lower()))) and lvl == 1:
                     self.offset_sub_nodes.append(
                         self.build_adjacency_list_from_toc(elem, lvl))
                 else:
@@ -634,7 +634,7 @@ class EpubConverter:
 
 
 if __name__ == "__main__":
-    epub_file_path = "../../epub/9781614382264.epub"
+    epub_file_path = "../../epub/9780763774134.epub"
     logger_object = BookLogger(
         name="epub", book_id=epub_file_path.split("/")[-1])