I can display datagrid content

src/myfasthtml/core/utils.py

@@ -284,6 +284,39 @@ def flatten(*args):
       res.append(arg)
   return res
 
+
+def make_html_id(s: str | None) -> str | None:
+  """
+  Creates a valid html id
+  :param s:
+  :return:
+  """
+  if s is None:
+    return None
+  
+  s = str(s).strip()
+  # Replace spaces and special characters with hyphens or remove them
+  s = re.sub(r'[^a-zA-Z0-9_-]', '-', s)
+  
+  # Ensure the ID starts with a letter or underscore
+  if not re.match(r'^[a-zA-Z_]', s):
+    s = 'id_' + s  # Add a prefix if it doesn't
+  
+  # Collapse multiple consecutive hyphens into one
+  s = re.sub(r'-+', '-', s)
+  
+  # Replace trailing hyphens with underscores
+  s = re.sub(r'-+$', '_', s)
+  
+  return s
+
+def make_safe_id(s: str | None):
+  if s is None:
+    return None
+  
+  res = re.sub('-', '_', make_html_id(s))  # replace '-' by '_'
+  return res.lower()  # no uppercase
+
 @utils_rt(Routes.Commands)
 def post(session, c_id: str, client_response: dict = None):
   """