Major fixes

Sudoku.py

@@ -0,0 +1,74 @@
+from random import randint
+
+class Sudoku:
+    def __init__(self):
+        self.generateBoard()
+    
+    def emptyArray(self):
+        return [0 for i in range(9)]
+
+    def emptyMatrix(self):
+        return [self.emptyArray() for i in range(9)]
+    
+    def generateBoard(self):
+        self.rows = self.emptyMatrix()
+
+    def getRows(self):
+        return self.rows
+    
+    def getColumns(self):
+        columns = self.emptyMatrix()
+        for i in range(9):
+            for j in range(9):
+                columns[i][j] = self.rows[j][i]
+        return columns
+    
+    def getBlocks(self):
+        blocks = self.emptyMatrix()
+        for i in range(9):
+            for j in range(9):
+                blocks[i][j] = self.rows[i // 3 * 3 + j // 3][i % 3 * 3 + j % 3]
+        return blocks
+    
+    def isInRow(self, num, row):
+        return num in self.getRows()[row]
+
+    def isInColumn(self, num, column):
+        return num in self.getColumns()[column]
+
+    def isInBlock(self, num, block):
+        return num in self.getBlocks()[block]
+    
+    def isPlaceble(self, num, row, col):
+        return not (self.isInRow(num,row) or self.isInColumn(num,col) or self.isInBlock(num,row // 3 * 3 + col // 3))
+
+    def placeRandomNumber(self, row, col):
+        nums = [num for num in range(1, 10)]
+        num = nums.pop(randint(0, len(nums) - 1))
+        while not self.isPlaceble(num, row, col) and len(nums) > 0:
+            num = nums.pop(randint(0, len(nums) - 1))
+        self.rows[row][col] = num if self.isPlaceble(num, row, col) else ' '
+    
+    def randomize(self):
+        for i in range(9):
+            for j in range(9):
+                self.placeRandomNumber(i, j)
+
+    def printHDivider(self):
+        print('+ - - - + - - - + - - - +')
+    
+    def printRow(self, numRow):
+        row = '| '
+        for i in range(len(self.rows[numRow])):
+            row += f'{self.rows[numRow][i]} ' + ('| ' if (i % 3 == 2) else '')
+        print(row)
+    
+    def printBoard(self):
+        self.printHDivider()
+        for i in range(len(self.rows)):
+            self.printRow(i)
+            self.printHDivider() if i % 3 == 2 else ''
+
+sudoku = Sudoku()
+sudoku.randomize()
+sudoku.printBoard()