def _get_grouper(self):
    "\n        We are a grouper as part of another's groupings.\n\n        We have a specific method of grouping, so cannot\n        convert to a Index for our grouper.\n        "
    return self
We are a grouper as part of another's groupings.

We have a specific method of grouping, so cannot
convert to a Index for our grouper.
def _get_grouper(self):
    "\n        We are a grouper as part of another's groupings.\n\n        We have a specific method of grouping, so cannot\n        convert to a Index for our grouper.\n        "
    return self