python counter least common
from collections import Counter
data_list = [1,1,2,2,2,2,3,3,3,3,3,3,3,4,4,4,4,4,4,4]
least_common = Counter(data_list).most_common()[-1]
print(least_common)
# The number 1 appears 2 times
(1, 2)python counter least common
from collections import Counter
data_list = [1,1,2,2,2,2,3,3,3,3,3,3,3,4,4,4,4,4,4,4]
least_common = Counter(data_list).most_common()[-1]
print(least_common)
# The number 1 appears 2 times
(1, 2)python collections to dictionary
list = ["a","c","c","a","b","a","a","b","c"]
cnt = Counter(list)
od = OrderedDict(cnt.most_common())
for key, value in od.items():
print(key, value)python counter least common
import collections
c = collections.Counter(a=1, b=2, c=3)
n = 2
print c.most_common()[:-n-1:-1]Output[('a', 1), ('b', 2)]Copyright © 2021 Codeinu
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