how to check if a key is present in python dictionary

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showing results for - "how to check if a key is present in python dictionary"
Maximiliano
11 Jan 2018
1d = {"key1": 10, "key2": 23}
2
3if "key1" in d:
4    print("this will execute")
5
6if "nonexistent key" in d:
7    print("this will not")
source
Ben
18 Jan 2019
1dict = { "How":1,"you":2,"like":3,"this":4}
2key = "this"
3if key in dict.keys():
4    print("present")
5    print("value =",dict[key])
6else:
7    print("Not present")
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