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29 def count_value(lst, key): 30 d = {} 31 for obj in lst: 32 val = obj[key] 33 if val in d: 34 d[val] = d[val] + 1 35 else: 36 d[val] = 1 37 return d.iteritems()
4 def increment_count(count_dict, key, n=1): 5 """ 6 Puts the key in the dictionary if does not exist or adds one if it does. 7 Args: 8 count_dict: a dictionary mapping a string to an integer 9 key: a string 10 """ 11 if key in count_dict: 12 count_dict[key] += n 13 else: 14 count_dict[key] = n
154 def sort_dict(key_counts, by_key=False): 155 '''Accept a dict of key:values (numerics) returning list of key-value tuples ordered by desc values. 156 157 If by_key=True, sorts by dict key.''' 158 sort_key = lambda x: (-1 * x[1], x[0]) 159 if by_key: 160 sort_key = lambda x: x[0] 161 return sorted(key_counts.items(), key=sort_key)
52 def count (self): 53 return (self.__payload.count() * len(self.__encoders)) if self.__encoders else self.__payload.count()