Creates pairwise local alignment between seqeunces.
    Get the visualization and alignment scores.
    :param s1: seqeunce 1
    :param s2: seqeunce 2

def align(s1,s2,test=False):
    """
    Creates pairwise local alignment between seqeunces.
    Get the visualization and alignment scores.
    :param s1: seqeunce 1
    :param s2: seqeunce 2    
    """
    import operator
    from Bio import pairwise2
    alignments = pairwise2.align.localms(s1.upper(),s2.upper(),1,-1,-5,-5)
    if test:
        print(alignments)
    alignsymb=np.nan
    score=np.nan
    sorted_alignments = sorted(alignments, key=operator.itemgetter(2))
    for a in alignments:
        alignstr=pairwise2.format_alignment(*a)
        alignsymb=alignstr.split('\n')[1]
        score=a[2]
        if test:
            print(alignstr)
        break
    return alignsymb,score