1 - Format string_in_string = "Shepherd {} is on duty.".format(shepherd) print(string_in_string) # saída = Shepherd Mary is on duty. 1.1 - Brackets age = 32 stuff_in_string = "Shepherd {} is {} years old.".format(shepherd, age) print(stuff_in_string) # saída = Shepherd Mary is 32 years old. 1.2 - Formatando números #saída --> 'Here is a 3.33333 float 2 - f-string (APENAS python 3.6+) age = 34 stuff_in_string = f"Shepherd {shepherd} is {age} years old." print(stuff_in_string) #Shepherd Martha is 34 years old. 3 - Old school print(stuff_in_string) Shepherd Martha is 34 years old.