make type annotation independent of optional features (fixes #2226)

nicegui/elements/aggrid.py

@@ -41,7 +41,7 @@ class AgGrid(Element, component='aggrid.js', libraries=['lib/aggrid/ag-grid-comm
 
     @classmethod
     def from_pandas(cls,
-                    df: pd.DataFrame, *,
+                    df: 'pd.DataFrame', *,
                     theme: str = 'balham',
                     auto_size_columns: bool = True,
                     options: Dict = {}) -> Self:

nicegui/elements/table.py

@@ -74,7 +74,7 @@ class Table(FilterElement, component='table.js'):
 
     @classmethod
     def from_pandas(cls,
-                    df: pd.DataFrame,
+                    df: 'pd.DataFrame',
                     row_key: str = 'id',
                     title: Optional[str] = None,
                     selection: Optional[Literal['single', 'multiple']] = None,