This plugin folds/unfolds Python docstrings.

It makes this:

Look like this:

Using Package Control, install the "Fold Python Docstrings" package.

There are two commands exposed: fold_python_docstrings and unfold_python_docstrings.

On OSX these are bound to ⌘⇧- and ⌘⇧=, respectively.

The following settings can be changed in User/Preferences.sublime-settings:

fold_python_docstrings_onload

Set to false to disable folding on initial load

fold_python_docstrings_number_of_lines

Set to this to an integer to fold the docstring to this number of lines