Update to CEL v0.8.1
from cel import evaluate
expression = "age > 21"
result = evaluate(expression, {"age": 18})
print(result) # False
evaluate("start_time + duration('1h')", {'start_time': datetime.datetime.now()})from cel import evaluate
expression = "age > 21"
result = evaluate(expression, {"age": 18})
print(result) # False
evaluate("start_time + duration('1h')", {'start_time': datetime.datetime.now()})