isinstance - Python
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class isInstance:
def control(self, param):
if isinstance(param, list):
result = ["{} is valid number.".format(i) if i % 2 == 0 else None for i in param]
print(list(filter(None,result)))
else:
print('Undefined variable type: {}'.format(gType))
obj = isInstance()
obj.control([5,16,983,35,3,12,24])
Python
INFO