#!/usr/bin/env python3
# -*- coding: utf-8 -*-


class DynamicMatrix:
    '''stores a matrix |S|x|T| (|S|+1 lines and |T|+1columns), sequences S and T and the score system (match, mismatch, gap)
        defines some global alignment functions
        '''
    def __init__(self, S, T, match, mismatch, gap):
        ''' defines and stores initial values'''
        
        self.S=S
        self.T=T
        self.gap=gap
        self.match=match
        self.mismatch=mismatch
        
        self.matrix = [0 for i in range(len(S)+1)]
        for i in range(len(S)+1):
            self.matrix[i] = [0 for j in range(len(T)+1)]
            
    def printMatrix(self):
        ''' prints the matrix'''
        width = 4
        vide = " "
        line = f"{vide:>{2*width}}"
        for j in range(0,len(self.T)):
            line += f"{self.T[j]:>{width}}"
        print(line)
        line = f"{vide:>{width}}"
        for j in range(0,len(self.T)+1):
            line += f"{self.matrix[0][j]:>{width}}"
        print(line)
        for i in range(1,len(self.S)+1):
            line = f"{self.S[i-1]:>{width}}"
            for j in range(0,len(self.T)+1):
                line += f"{self.matrix[i][j]:>{width}}"
            print(line)
            

dm = DynamicMatrix("GGATAGC", "AATGAATC", +2, -1, -2)
dm.printMatrix()