/Python/Python dictionary append value if key exists

Python dictionary append value if key exists

Append to list in dictionary python if exists

dic.setdefault(key,[]).append(value)

1

Source: stackoverflow.com

Python dictionary append value if key exists

from collections import defaultdict
d = defaultdict(list)
d['key'].append('mykey')

-1

Source: stackoverflow.com

Similar codes

0 vote245 views1 answer
Travis deployment script for django applications to heroku
Python
5 votes240 views1 answer
Python check if class has function
Python
0 vote278 views1 answer
Modify a list with for loop function in python
Python
0 vote252 views1 answer
Crawling emails with python
Python
6 votes249 views1 answer
Python gtts
Python
0 vote251 views1 answer
How to disconnect wifi using python
Python
0 vote334 views1 answer
How to export schema in graphene django
Python Django
7 votes261 views3 answers
Python selenium click element
Python
0 vote253 views1 answer
Pandas df trim columns if too much missing data
Python
0 vote263 views1 answer
Iterate through python string starting at index
Python

Share