From bce092a90a6074271a37d24ea36506f354f3bf1f Mon Sep 17 00:00:00 2001
From: Trevor <trevorhemail-gk@yahoo.com>
Date: Sat, 20 Feb 2021 16:51:06 +1000
Subject: [PATCH] Port Chomp to Python

---
 26 Chomp/python/chomp.py | 132 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100755 26 Chomp/python/chomp.py

diff --git a/26 Chomp/python/chomp.py b/26 Chomp/python/chomp.py
new file mode 100755
index 00000000..56190a9e
--- /dev/null
+++ b/26 Chomp/python/chomp.py	
@@ -0,0 +1,132 @@
+#!/usr/bin/env python3
+# CHOMP
+#
+# Converted from BASIC to Python by Trevor Hobson
+
+
+class Canvas:
+    """ For drawing the cookie """
+
+    def __init__(self, width=9, height=9, fill="*"):
+        self._buffer = []
+        for _ in range(height):
+            line = []
+            for _ in range(width):
+                line.append(fill)
+            self._buffer.append(line)
+        self._buffer[0][0] = "P"
+
+    def render(self):
+        lines = ["       1 2 3 4 5 6 7 8 9"]
+        row = 0
+        for line in self._buffer:
+            row += 1
+            lines.append(" " + str(row) + " " * 5 + " ".join(line))
+        return "\n".join(lines)
+
+    def chomp(self, r, c):
+        if not 1 <= r <= len(self._buffer) or not 1 <= c <= len(self._buffer[0]):
+            return "Empty"
+        elif self._buffer[r - 1][c - 1] == " ":
+            return "Empty"
+        elif self._buffer[r - 1][c - 1] == "P":
+            return "Poison"
+        else:
+            for row in range(r - 1, len(self._buffer)):
+                for column in range(c - 1, len(self._buffer[row])):
+                    self._buffer[row][column] = " "
+            return "Chomp"
+
+
+def play_game():
+    """Play one round of the game"""
+    players = 0
+    while players == 0:
+        try:
+            players = int(input("How many players "))
+
+        except ValueError:
+            print("Please enter a number.")
+    rows = 0
+    while rows == 0:
+        try:
+            rows = int(input("How many rows "))
+            if rows > 9 or rows < 1:
+                rows = 0
+                print("Too many rows (9 is maximum).")
+
+        except ValueError:
+            print("Please enter a number.")
+    columns = 0
+    while columns == 0:
+        try:
+            columns = int(input("How many columns "))
+            if columns > 9 or columns < 1:
+                columns = 0
+                print("Too many columns (9 is maximum).")
+
+        except ValueError:
+            print("Please enter a number.")
+    cookie = Canvas(width=columns, height=rows)
+    player = 0
+    alive = True
+    while alive:
+        print("")
+        print(cookie.render())
+        print("")
+        player += 1
+        if player > players:
+            player = 1
+        while True:
+            print("Player", player)
+            player_row = -1
+            player_column = -1
+            while player_row == -1 or player_column == -1:
+                try:
+                    coordinates = [int(item) for item in input(
+                        "Coordinates of chomp (Row, Column) ").split(",")]
+                    player_row = coordinates[0]
+                    player_column = coordinates[1]
+
+                except (ValueError, IndexError):
+                    print("Please enter valid coordinates.")
+            result = cookie.chomp(player_row, player_column)
+            if result == "Empty":
+                print("No fair. You're trying to chomp on empty space!")
+            elif result == "Poison":
+                print("\nYou lose player", player)
+                alive = False
+                break
+            else:
+                break
+
+
+def main():
+    print(" " * 33 + "CHOMP")
+    print(" " * 15 + "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY\n")
+    print("THIS IS THE GAME OF CHOMP (SCIENTIFIC AMERICAN, JAN 1973)")
+    if input("Do you want the rules (1=Yes, 0=No!) ") != "0":
+        print("Chomp is for 1 or more players (Humans only).\n")
+        print("Here's how a board looks (This one is 5 by 7):")
+        example = Canvas(width=7, height=5)
+        print(example.render())
+        print("\nThe board is a big cookie - R rows high and C columns")
+        print("wide. You input R and C at the start. In the upper left")
+        print("corner of the cookie is a poison square (P). The one who")
+        print("chomps the poison square loses. To take a chomp, type the")
+        print("row and column of one of the squares on the cookie.")
+        print("All of the squares below and to the right of that square")
+        print("(Including that square, too) disappear -- CHOMP!!")
+        print("No fair chomping squares that have already been chomped,")
+        print("or that are outside the original dimensions of the cookie.\n")
+        print("Here we go...")
+
+    keep_playing = True
+    while keep_playing:
+
+        play_game()
+        keep_playing = input("\nAgain (1=Yes, 0=No!) ") == "1"
+
+
+if __name__ == "__main__":
+    main()