from PyInquirer import prompt

widget = [
	{
		'type':'input',
		'name':'myVar',
		'message':'Your integer data please :',
		'filter':lambda val: int(val)
	}
]

try :
	result = prompt(widget)
except ValueError :
	print('Integer required !!!')
	exit()
print('Your answer is')
print(result["myVar"])
print(type(result["myVar"]))