Use ruamel.yaml instead of yaml to read the yaml config file

Makefile

@@ -11,7 +11,7 @@ nbdev_mkdocs: $(SRC) $(PACKAGE_DATA) settings.ini Makefile
 
 .PHONY: mypy
 mypy: nbdev_mkdocs
-	mypy nbdev_mkdocs --ignore-missing-imports --install-types --non-interactive
+	mypy nbdev_mkdocs --ignore-missing-imports
 
 .PHONY: sast
 sast: .sast_bandit .sast_semgrep

nbdev_mkdocs/__init__.py

@@ -1 +1 @@
-__version__ = "0.0.3"
+__version__ = "0.0.4rc0"

nbdev_mkdocs/mkdocs.py

@@ -7,7 +7,6 @@
 
 # %% ../nbs/Mkdocs.ipynb 1
 from typing import *
-
 import os
 import re
 import collections
@@ -22,18 +21,15 @@
 import sys
 import multiprocessing
 import datetime
-import yaml
 
 import typer
+import nbdev
 from typer.testing import CliRunner
-
 from configupdater import ConfigUpdater, Section
 from configupdater.option import Option
-
 from configparser import ConfigParser
 from fastcore.script import call_parse
-
-import nbdev
+from ruamel.yaml import YAML
 from nbdev.serve import proc_nbs
 from nbdev.process import NBProcessor
 from nbdev.frontmatter import FrontmatterProc
@@ -518,8 +514,8 @@ def _get_sidebar_from_config(file_path: Path) -> List[Union[str, Any]]:
         raise typer.Exit(code=1)
 
     try:
-        with open(file_path) as f:
-            config = yaml.safe_load(f)
+        yaml = YAML()
+        config = yaml.load(file_path)
         sidebar = config["website"]["sidebar"]["contents"]
     except KeyError as e:
         typer.secho(