Looks like PyCharm has it, see here: https://www.jetbrains.com/help/pycharm/2016.1/code-folding.html#using_folding_comments
For Python files, the following two styles are supported. You should not mix both of them in a single file.
#<editor-fold desc="Description">
...
#</editor-fold>
or
#region Description
...
#endregion
Visual Studio accepts “region” too