test_text.py 文件源码

def eval_formatter_check(f):
    ns = dict(n=12, pi=math.pi, stuff='hello there', os=os, u=u"café", b="café")
    s = f.format("{n} {n//4} {stuff.split()[0]}", **ns)
    nt.assert_equal(s, "12 3 hello")
    s = f.format(' '.join(['{n//%i}'%i for i in range(1,8)]), **ns)
    nt.assert_equal(s, "12 6 4 3 2 2 1")
    s = f.format('{[n//i for i in range(1,8)]}', **ns)
    nt.assert_equal(s, "[12, 6, 4, 3, 2, 2, 1]")
    s = f.format("{stuff!s}", **ns)
    nt.assert_equal(s, ns['stuff'])
    s = f.format("{stuff!r}", **ns)
    nt.assert_equal(s, repr(ns['stuff']))

    # Check with unicode:
    s = f.format("{u}", **ns)
    nt.assert_equal(s, ns['u'])
    # This decodes in a platform dependent manner, but it shouldn't error out
    s = f.format("{b}", **ns)

    nt.assert_raises(NameError, f.format, '{dne}', **ns)