more defensive

Textualize · Jul 29, 2023 · 1e1a7b4 · 1e1a7b4
1 parent dbf66e8
commit 1e1a7b4
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/rich/markdown.py b/rich/markdown.py
@@ -254,10 +254,9 @@ def __rich_console__(
     ) -> RenderResult:
         table = Table(box=box.SIMPLE_HEAVY)
 
-        assert self.header is not None
-        assert self.header.row is not None
-        for column in self.header.row.cells:
-            table.add_column(column.content)
+        if self.header is not None and self.header.row is not None:
+            for column in self.header.row.cells:
+                table.add_column(column.content)
 
         if self.body is not None:
             for row in self.body.rows: