/Python/Sort tuple by first element python

Sort tuple by first element python

a = [(5,8), (3,4), (9,7)]

#sort by first element in tuple
result = sorted(a, key=lambda tup: tup[0])

#OR to do inplace sort:

a.sorted(key = lambda tup: tup[0])

# output
[(3, 4), (5, 8), (9, 7)]

Source: stackoverflow.com

How to sort a list by the second element in tuple python

# lists_of_tuples = [('item', 'price'), ('item', 'price'), ('item', 'price')]
def sort_prices(list_of_tuples): #sort the list b*y the price of each tuple
    list_of_tuples.sort(key=lambda x: x[1], reverse=True) #earse the "reverse" part to sort in small to big.
    return list_of_tuples, print(list_of_tuples)

Source: kite.com

Similar codes

89 votes149 views3 answers
Install opencv for python 2.7
Python
1 vote167 views1 answer
Django jinja subset string
Python
0 vote155 views1 answer
Pandas use map lambda to fillna python
Python
8 votes182 views3 answers
How to import flask
Python Flask
0 vote156 views1 answer
Python string: .replace()
Python
0 vote148 views1 answer
Python3 call parent constructor
Python
1 vote154 views2 answers
First row as column df
Python
0 vote147 views1 answer
Pie chart add outline python
Python
3 votes142 views4 answers
Python list append
Python
3 votes188 views2 answers
Django radio button
Python Django