Answers for "how to check if dict has key python"

how to know if a key is in a dictionary python

dict = {"key1": 1, "key2": 2}

if "key1" in dict:

check if dict key contains specific key and value

if (key, value) in d.items():
	print("yes")

check if key exists in sesison python

# Check if key exists
if session.get("key") == None:
	# Do something if it doesnt exist
else:
	# Do something else if it does exist

check dictionary has key python

d = {"key1": 10, "key2": 23}

if "key1" in d:
    print("this will execute")

if "nonexistent key" in d:
    print("this will not")