Default dictionary value

>>> from collections import defaultdict
>>> d = {'foo': 123, 'bar': 456}
>>> d['baz']
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
KeyError: 'baz'
>>> d = defaultdict(lambda: -1, d)
>>> d['baz']
-1

Source: stackoverflow.com

Similar codes

0 vote188 views1 answer
List in one line of text in python
Python
0 vote192 views1 answer
Python get nearest value in list
Python
0 vote215 views1 answer
Python close browser
Python
0 vote158 views1 answer
Pandas separator are multiple spaces
Python
0 vote216 views1 answer
Fetch firestore indexes
Python
0 vote182 views1 answer
Instaed of: output = "Programming" + "is" + "fun --> use join
Python
0 vote186 views1 answer
How to add find the smallest int n in a list python
Python
0 vote190 views2 answers
Python multiply 2 variables
Python
0 vote226 views1 answer
Tuple parameter function python is None
Python
2 votes190 views2 answers
Combination without repetition python
Python