Rumah > Artikel > pembangunan bahagian belakang > Python列表生成式
Python列表生成式
L = [] for x in range(1, 11): L.append(x * x) print L print '\n' print [x * x for x in range(1, 11)] print '\n' print [x * (x + 1) for x in range(1, 100, 2)]
d = { 'Adam': 95, 'Lisa': 85, 'Bart': 59 } tds = ['<tr><td>%s</td><td>%s</td></tr>' % (name, score) for name, score in d.iteritems()] print '<table>' print '<tr><th>Name</th><th>Score</th><tr>' print '\n'.join(tds) print '</table>' print '\n' d = { 'Adam': 95, 'Lisa': 85, 'Bart': 59 } def generate_tr(name, score): if score < 60: return '<tr><td>%s</td><td style="color:red">%s</td></tr>' % (name, 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>'
print [x * x for x in range(1, 11)] print '\n' print [x * x for x in range(1, 11) if x % 2 == 0] print '\n' def toUppers(L): return [x.upper() for x in L if isinstance(x, str)] print toUppers(['Hello', 'world', 101])
print [m + n for m in 'ABC' for n in '123'] print '\n' L = [] for m in 'ABC': for n in '123': L.append(m + n) print L print '\n' print [100 * n1 + 10 * n2 + n3 for n1 in range(1, 10) for n2 in range(10) for n3 in range(10) if n1==n3]
更多Python列表生成式 相关文章请关注PHP中文网!