fixes #1414

nbdev/clean.py

@@ -30,6 +30,7 @@ def nbdev_trust(
         import warnings
         warnings.warn("Please install jupyter and try again")
         return
+    from nbformat import read
 
     fname = Path(fname if fname else get_config().nbs_path)
     path = fname if fname.is_dir() else fname.parent
@@ -40,7 +41,7 @@ def nbdev_trust(
         if last_checked and not force_all:
             last_changed = os.path.getmtime(fn)
             if last_changed < last_checked: continue
-        nb = read_nb(fn)
+        with open(fn, 'r', encoding='utf-8') as f: nb = read(f, as_version=4)
         if not NotebookNotary().check_signature(nb): NotebookNotary().sign(nb)
     check_fname.touch(exist_ok=True)
 
@@ -121,7 +122,8 @@ def _nbdev_clean(nb, path=None, clear_all=None):
     clear_all = clear_all or cfg.clear_all
     allowed_metadata_keys = cfg.get("allowed_metadata_keys").split()
     allowed_cell_metadata_keys = cfg.get("allowed_cell_metadata_keys").split()
-    return clean_nb(nb, clear_all, allowed_metadata_keys, allowed_cell_metadata_keys, cfg.clean_ids)
+    clean_nb(nb, clear_all, allowed_metadata_keys, allowed_cell_metadata_keys, cfg.clean_ids)
+    if path: nbdev_trust.__wrapped__(path)
 
 # %% ../nbs/api/11_clean.ipynb 29
 @call_parse

nbs/api/11_clean.ipynb

@@ -82,6 +82,7 @@
     "        import warnings\n",
     "        warnings.warn(\"Please install jupyter and try again\")\n",
     "        return\n",
+    "    from nbformat import read\n",
     "\n",
     "    fname = Path(fname if fname else get_config().nbs_path)\n",
     "    path = fname if fname.is_dir() else fname.parent\n",
@@ -92,7 +93,7 @@
     "        if last_checked and not force_all:\n",
     "            last_changed = os.path.getmtime(fn)\n",
     "            if last_changed < last_checked: continue\n",
-    "        nb = read_nb(fn)\n",
+    "        with open(fn, 'r', encoding='utf-8') as f: nb = read(f, as_version=4)\n",
     "        if not NotebookNotary().check_signature(nb): NotebookNotary().sign(nb)\n",
     "    check_fname.touch(exist_ok=True)"
    ]
@@ -209,7 +210,6 @@
    ]
   },
   {
-   "attachments": {},
    "cell_type": "markdown",
    "metadata": {},
    "source": [
@@ -375,7 +375,8 @@
     "    clear_all = clear_all or cfg.clear_all\n",
     "    allowed_metadata_keys = cfg.get(\"allowed_metadata_keys\").split()\n",
     "    allowed_cell_metadata_keys = cfg.get(\"allowed_cell_metadata_keys\").split()\n",
-    "    return clean_nb(nb, clear_all, allowed_metadata_keys, allowed_cell_metadata_keys, cfg.clean_ids)"
+    "    clean_nb(nb, clear_all, allowed_metadata_keys, allowed_cell_metadata_keys, cfg.clean_ids)\n",
+    "    if path: nbdev_trust.__wrapped__(path)"
    ]
   },
   {
@@ -826,13 +827,6 @@
     "#|hide\n",
     "import nbdev; nbdev.nbdev_export()"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {

settings.ini

@@ -62,7 +62,7 @@ black_formatting = False
 readme_nb = getting_started.ipynb
 allowed_metadata_keys = 
 allowed_cell_metadata_keys = 
-jupyter_hooks = False
+jupyter_hooks = True
 clean_ids = False
 clear_all = False
 put_version_in_init = True