/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

2 votes318 views3 answers
Depth first search
Python
0 vote373 views1 answer
Tkinter taille de l'ecran
Python
17 votes335 views4 answers
Python if else
Python
41 votes418 views6 answers
Check if element in list Python
Python
0 vote383 views1 answer
Python log with timestamp
Python
4 votes341 views4 answers
Jupyter lab autocomplete
Python
0 vote403 views1 answer
Inline for loop
Python
8 votes310 views2 answers
Leap year algorithm
Python
0 vote339 views1 answer
Python assertRaises with class property
Python
2 votes443 views3 answers
For loop inclusive python
Python

Share