Answers for "add to dict if not exist python"

append to list in dictionary python if exists

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

Posted by: Guest on October-14-2020

add key if not exists python

# credit to Stack Overflow user in the source link
# d is your dictionary

if key not in d:
    d[key] = value

Posted by: Guest on June-06-2021

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