python if dictionary exists 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: contanskey in python

d = {
  "a": 1,
  "b": 2
}

# To check if key is there in the dictionary
if "a" in d:
  print("Found")