Flatten a list of list python

Python flat list from list of list

flat_list = [item for sublist in l for item in sublist]

#which is equivalent to this 
flat_list = []
for sublist in l:
    for item in sublist:
        flat_list.append(item)

Source: stackoverflow.com

Flatten a list of lists python

flattened = [val for sublist in list_of_lists for val in sublist]

Source: stackoverflow.com

Flatten a list of list python

# idiomatic python

# using itertools
import itertools

list_of_list = [[1, 2, 3], [4, 5], [6]]
chain = itertools.chain(*images)

flattened_list = list(chain)
# [1, 2, 3, 4, 5, 6]

Flatten lists python

flat_list = []
for sublist in l:
    for item in sublist:
        flat_list.append(item)

-2

Source: stackoverflow.com

Similar codes

1 vote203 views1 answer
Pandas read csv read all rows except one
Python
2 votes202 views1 answer
Make a script run itself again python
Python
0 vote193 views1 answer
Django project files
Python
3 votes128 views1 answer
How to present if statement in dfd
Python
0 vote170 views1 answer
Python structure like c
Python
0 vote251 views1 answer
Distinct rows in this DataFrame
Python
0 vote175 views1 answer
Python get pc runtime
Python
95 votes206 views6 answers
Pandas dataframe sort by column
Python
0 vote212 views1 answer
Django add queury parameters to reverse
Python Django
6 votes181 views2 answers
Docker flask
Python