in nucleus/rna/utils.py [0:0]
def get_duplicate_product_versions():
version_ids = {}
duplicates = {}
for product in Release.PRODUCTS:
version_ids[product] = {}
for r in Release.objects.filter(product=product):
version_ids[product].setdefault(r.version, [])
version_ids[product][r.version].append(r.id)
if len(version_ids[product][r.version]) > 1:
duplicates[(product, r.version)] = version_ids[product][r.version]
return duplicates