count item by value in list of dict

count_item_by_value.py

import unicodedata 
from collections import Counter

list_cand = []
for value in qs:
    data ={}
    if value['key'] is not None:
        word = value['key']
        target =  unicodedata.normalize('NFKD', word).encode('ASCII','ignore').decode('ASCII').lower().strip()
        data['key'] = target
    else:
        data['key'] = value['key']
    
    list_cand.append(data)
    
c = Counter()
for _data in list_cand:
    c[_data["key"]] += 1

sorted_data  =  sorted(c.items(), key=lambda x: x[1], reverse=True)