d = { 'Adam': 90, 'Lisa': 55, 'Bart': 59 }

def generate_tr(name, score):

    if score < 60:

        score = '<font color="red">%s</font>' % score

    return '<tr><td>%s</td><td>%s</td></tr>' % (name, score)

tds = [generate_tr(name,score) for name, score in d.iteritems()]

print '<table border="1">'

print '<tr><th>Name</th><th>Score</th><tr>'

print '\n'.join(tds)

print '</table>'

#可以在generate_rt()函数里判断score然后重新赋值score