ButtonWidget
************

class praw.models.ButtonWidget(reddit, _data)

   Class to represent a widget containing one or more buttons.

   Find an existing one:

      button_widget = None
      widgets = reddit.subreddit('redditdev').widgets
      for widget in widgets.sidebar:
          if isinstance(widget, praw.models.ButtonWidget):
              button_widget = widget
              break

      for button in button_widget:
          print(button.text, button.url)

   __contains__(item)

      Test if item exists in the list.

   __getitem__(index)

      Return the item at position index in the list.

   __init__(reddit, _data)

      Initialize a BaseList instance.

      Parameters:
         **reddit** -- An instance of "Reddit".

   __iter__()

      Return an iterator to the list.

   __len__()

      Return the number of items in the list.

   classmethod parse(data, reddit)

      Return an instance of "cls" from "data".

      Parameters:
         * **data** -- The structured data.

         * **reddit** -- An instance of "Reddit".
