check key not in dictionary python code example
Example 1: how to know if a key is in a dictionary python
dict = {"key1": 1, "key2": 2}
if "key1" in dict:
Example 2: python check if key exists
d = {"apples": 1, "banannas": 4}
# Preferably use .keys() when searching for a key
if "apples" in d.keys():
print(d["apples"])
Example 3: check if a key exists in a dictionary python
d = {"key1": 10, "key2": 23}
if "key1" in d:
print("this will execute")
if "nonexistent key" in d:
print("this will not")