Array2D.py

from Array import Array

class Array2D:
    def __init__(self , numRows , numCols):
        self._theRows = Array(numRows)
        for i in range(numRows):
            self._theRows[i] = Array(numCols)

    def numRows(self):
        return len(self._theRows)

    def numCols(self):
        return len(self._theRows[0])

    def clear(self, value):
        for row in range(self.numRows()):
            self._theRows[row].clear(value)

    def __getitem__(self , ndxTuple):
        assert len(ndxTuple) == 2, "Invalid number of Array subscripts."
        row = ndxTuple[0]
        col = ndxTuple[1]
        assert row >= 0 and row < self.numRows() \
            and col >= 0 and col < self.numCols() ,\
                "Array subscript out of range."
        the1dArray = self._theRows[row]
        return the1dArray[col]

    def __setitem__(self, ndxTuple , value):
        assert len(ndxTuple) == 2, "Invalid no of array subscripts"
        row = ndxTuple[0]
        col = ndxTuple[1]
        assert row >= 0 and row < self.numRows() \
            and col >= 0 and col < self.numCols(), \
                "Array subscript out of range."
        the1dArray = self._theRows[row]
        the1dArray[col] = value

# 2D Array Implementation 

# twoDArray = Array2D(3,3)
# twoDArray.clear(0)
# for i in range(twoDArray.numRows()):
#     print(" ")
#     for j in range(twoDArray.numCols()):
#         twoDArray[i,j] = int(input("Enter Value %d %d = " %(i,j)))

# print("Your 2D-Array is here: ")
# for i in range(twoDArray.numRows()):
#     print(" ")
#     for j in range(twoDArray.numCols()):
#         print(twoDArray[i,j], end = " ")