docs: Correct and Update examples in docstrings

src/urwidgets/hyperlink.py

@@ -69,19 +69,19 @@ class Hyperlink(urwid.WidgetWrap):
        >>>
        >>> # Raw URI
        >>> link = Hyperlink(url)
-       >>> canv = link.render(len(url))
+       >>> canv = link.render(())
        >>> print(canv.text[0].decode())
        https://urwid.org
        >>>
        >>> # Clipped (with an ellipsis appended) when the render width (maxcols) is
        >>> # shorter than the link text
-       >>> canv = link.render(len(url) - 4)
+       >>> canv = link.render((len(url) - 4,))
        >>> print(canv.text[0].decode())
        https://urwid…
        >>>
        >>> # URI with custom text
        >>> hyperlink = Hyperlink(url, text="Urwid Website")
-       >>> canv = hyperlink.render(hyperlink.pack()[:1])
+       >>> canv = hyperlink.render(())
        >>> print(canv.text[0].decode())
        Urwid Website
 

src/urwidgets/text_embed.py

@@ -114,7 +114,7 @@ class TextEmbed(urwid.Text):
         ...     ]
         ... )
         >>>
-        >>> canv = text_embed.render(text_embed.pack()[:1])
+        >>> canv = text_embed.render(())
         >>> # The hyperlinks (`This` and `https://urwid.org`) should be highlighted
         >>> # on mouse hover and clickable (in the terminal), if supported.
         >>> print(canv.text[0].decode())
@@ -573,7 +573,7 @@ def parse_text(
         ]
         >>>
         >>> text_widget = TextEmbed(markup)
-        >>> canv = text_widget.render(text_widget.pack()[:1])
+        >>> canv = text_widget.render(())
         >>> # The hyperlinks (`This` and `https://urwid.org`) should be highlighted
         >>> # on mouse hover and clickable (in the terminal), if supported.
         >>> print(canv.text[0].decode())