fix: incorrect regex pattern for setting output-file

fixes #1194

Author: seeM

nbdev/doclinks.py

@@ -55,7 +55,7 @@ def _iter_py_cells(p):
         yield AttrDict(nb=nb, idx=int(idx), code=code, nb_path=nb_path, py_path=p.resolve())
 
 # %% ../nbs/api/doclinks.ipynb 11
-def _nbpath2html(p): return p.with_name(re.sub(r'\d+[a-zA-Z0-9]*_', '', p.name.lower())).with_suffix('.html')
+def _nbpath2html(p): return p.with_name(re.sub(r'\d+[a-zA-Z0-9]+_', '', p.name.lower())).with_suffix('.html')
 
 # %% ../nbs/api/doclinks.ipynb 13
 def _get_modidx(py_path, code_root, nbs_path):

nbs/api/doclinks.ipynb

@@ -162,7 +162,7 @@
    "outputs": [],
    "source": [
     "#|export\n",
-    "def _nbpath2html(p): return p.with_name(re.sub(r'\\d+[a-zA-Z0-9]*_', '', p.name.lower())).with_suffix('.html')"
+    "def _nbpath2html(p): return p.with_name(re.sub(r'\\d+[a-zA-Z0-9]+_', '', p.name.lower())).with_suffix('.html')"
    ]
   },
   {