Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

69_Pizza/python/README.md

@@ -0,0 +1,3 @@
+Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/games.html)
+
+Conversion to [Python](https://www.python.org/about/)

69_Pizza/python/pizza.py

@@ -0,0 +1,187 @@
+"""
+PIZZA
+
+A pizza delivery simulation
+
+Ported by Dave LeCompte
+"""
+
+import random
+
+PAGE_WIDTH = 64
+
+customer_names = [chr(65 + x) for x in range(16)]
+street_names = [str(n) for n in range(1, 5)]
+
+
+def print_centered(msg):
+    spaces = " " * ((PAGE_WIDTH - len(msg)) // 2)
+    print(spaces + msg)
+
+
+def print_header(title):
+    print_centered(title)
+    print_centered("CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY")
+    print()
+    print()
+    print()
+
+
+def print_ticks():
+    for t in range(4):
+        print("-")
+
+
+def print_ruler():
+    print(" -----1-----2-----3-----4-----")
+
+
+def print_street(i):
+    street_number = 3 - i
+
+    street_name = street_names[street_number]
+    line = street_name
+
+    space = " " * 5
+    for customer_index in range(4):
+        line += space
+        customer_name = customer_names[4 * street_number + customer_index]
+        line += customer_name
+    line += space
+    line += street_name
+    print(line)
+
+
+def print_map():
+    print("MAP OF THE CITY OF HYATTSVILLE")
+    print()
+    print_ruler()
+    for i in range(4):
+        print_ticks()
+        print_street(i)
+    print_ticks()
+    print_ruler()
+    print()
+
+
+def print_instructions():
+    print("PIZZA DELIVERY GAME")
+    print()
+    print("WHAT IS YOUR FIRST NAME?")
+    player_name = input()
+    print()
+    print(f"HI, {player_name}.  IN THIS GAME YOU ARE TO TAKE ORDERS")
+    print("FOR PIZZAS.  THEN YOU ARE TO TELL A DELIVERY BOY")
+    print("WHERE TO DELIVER THE ORDERED PIZZAS.")
+    print()
+    print()
+
+    print_map()
+
+    print("THE OUTPUT IS A MAP OF THE HOMES WHERE")
+    print("YOU ARE TO SEND PIZZAS.")
+    print()
+    print("YOUR JOB IS TO GIVE A TRUCK DRIVER")
+    print("THE LOCATION OR COORDINATES OF THE")
+    print("HOME ORDERING THE PIZZA.")
+    print()
+
+    return player_name
+
+
+def yes_no_prompt(msg):
+    while True:
+        print(msg)
+        response = input().upper()
+
+        if response == "YES":
+            return True
+        elif response == "NO":
+            return False
+        print("'YES' OR 'NO' PLEASE, NOW THEN,")
+
+
+def print_more_directions(player_name):
+    print()
+    print("SOMEBODY WILL ASK FOR A PIZZA TO BE")
+    print("DELIVERED.  THEN A DELIVERY BOY WILL")
+    print("ASK YOU FOR THE LOCATION.")
+    print("     EXAMPLE:")
+    print("THIS IS J.  PLEASE SEND A PIZZA.")
+    print(f"DRIVER TO {player_name}.  WHERE DOES J LIVE?")
+    print("YOUR ANSWER WOULD BE 2,3")
+    print()
+
+
+def calculate_customer_index(x, y):
+    return 4 * (y - 1) + x - 1
+
+
+def deliver_to(customer_index, customer_name, player_name):
+    print(f"  DRIVER TO {player_name}:  WHERE DOES {customer_name} LIVE?")
+
+    coords = input()
+    xc, yc = [int(c) for c in coords.split(",")]
+    delivery_index = calculate_customer_index(xc, yc)
+    if delivery_index == customer_index:
+        print(f"HELLO {player_name}.  THIS IS {customer_name}, THANKS FOR THE PIZZA.")
+        return True
+    else:
+        delivery_name = customer_names[delivery_index]
+        print(f"THIS IS {delivery_name}.  I DID NOT ORDER A PIZZA.")
+        print(f"I LIVE AT {xc},{yc}")
+        return False
+
+
+def play_game(num_turns, player_name):
+    for turn in range(num_turns):
+        x = random.randint(1, 4)
+        y = random.randint(1, 4)
+        customer_index = calculate_customer_index(x, y)
+        customer_name = customer_names[customer_index]
+
+        print()
+        print(
+            f"HELLO {player_name}'S PIZZA.  THIS IS {customer_name}.  PLEASE SEND A PIZZA."
+        )
+        while True:
+            success = deliver_to(customer_index, customer_name, player_name)
+            if success:
+                break
+
+
+def main():
+    print_header("PIZZA")
+
+    player_name = print_instructions()
+
+    more_directions = yes_no_prompt("DO YOU NEED MORE DIRECTIONS?")
+
+    if more_directions:
+        print_more_directions(player_name)
+
+        understand = yes_no_prompt("UNDERSTAND?")
+
+        if not understand:
+            print("THIS JOB IS DEFINITELY TOO DIFFICULT FOR YOU. THANKS ANYWAY")
+            return
+
+    print("GOOD.  YOU ARE NOW READY TO START TAKING ORDERS.")
+    print()
+    print("GOOD LUCK!!")
+    print()
+
+    while True:
+        num_turns = 5
+        play_game(num_turns, player_name)
+
+        print()
+        more = yes_no_prompt("DO YOU WANT TO DELIVER MORE PIZZAS?")
+        if not more:
+            print(f"O.K. {player_name}, SEE YOU LATER!")
+            print()
+            return
+
+
+if __name__ == "__main__":
+    main()