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python sort with comparator

Johan answered on March 5, 2020 Popularity 9/10 Helpfulness 9/10

answer python sort with comparator

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python sort with comparator

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def mycmp(a, b):
	if a < b:
		return -1
	elif a > b:
		return 1
	return 0
sorted(lst, key=functools.cmp_to_key(mycmp))
# functools.cmp_to_key converts the mycmp to a "key function",
# which returns an object that can be sorted accoding to mycmp

Popularity 9/10 Helpfulness 9/10 Language python

Source: stackoverflow.com

Tags: comparator python

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Contributed on Feb 10 2022

Johan

0 Answers Avg Quality 2/10

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sorted("This is a test string from Andrew".split(), key=str.lower)
['a', 'Andrew', 'from', 'is', 'string', 'test', 'This']

sorted(student_tuples, key=lambda student: student[2])   # sort by age
[('dave', 'B', 10), ('jane', 'B', 12), ('john', 'A', 15)]

Popularity 10/10 Helpfulness 3/10 Language python

Source: Grepper

Tags: comparator c

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Contributed on Mar 05 2020

Uninterested Unicorn

0 Answers Avg Quality 2/10

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python sort with comparator

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