test_list = [{'gfg' : 1, 'is' : 2, 'good' : 3},
{'gfg' : 2}, {'best' : 3, 'gfg' : 4}]
# Using list comprehension
# Get values of particular key in list of dictionaries
res = [ sub['gfg'] for sub in test_list ]
print("The values corresponding to key : " + str(res))