class userInfo:
    def user_data(self,name,age,phone):
        self.name=name
        self.age=age
        self.phone=phone
        return (self.name + ' ' + self.age + ' ' + phone)

userfile=userInfo()   #This is easier to follow but not sure how it affects your model,IMHO.

print(userfile.user_data('Terry', '54', '999-222-3333'))
print(userfile.user_data('Wanda', '54', '999-222-3333'))
print(userfile.user_data('Gene', '54', '999-222-3333'))

"""Found this extremely easy to follow;
When you go to print you call the Class name dot method name with pass values.

format makes a lot of sense....

class.method(value,value,etc)   #Visualizing this is simpler for me.

"""