python list of dictinories category name wise separate

dic=[{'category_name':'tv',"price":3000,"model":"1.2"},
{"category_name":"mobile", "price":8900,"model":"1.6"},
{'category_name':'tv',"price":5000, "model":"1.8"},
{'category_name':'soaps',"price":8000,"model":"1.9"}]



data={}
for x in dic:
    if x['category_name'] not in data:
        data[x['category_name']]={}
    else:
        pass

print(data)