'A dict of provider regions keyed by provider id.
Sorted by name (except for rest of world which is
always last).'

def provider_regions(self):

    from mkt.developers.providers import get_providers
    provider_regions = {}
    providers = get_providers()
    for prv in providers:
        provider_regions[prv.provider] = self.regions_by_name(provider=prv.provider)
    return provider_regions
