ex12 created, unanswered question added

balazs/python-the-hard-way/ex12/notes.org

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+
+* The code:
+age = input("How old are you? ")
+height = input("How tall are you? ")
+weight = input("How much do you weigh? ")
+
+
+print(f"So, you're {age} old, {height} tall and {weight} heavy.")
+
+* When will input run? At the variable initalization or when calling the function?
+
+* How do I debug, and step through the code to see what's happening in the background (and possibly see the anwser for the prev question)?