python 正则表达式简单学习记录

def print_re():
    #p = re.compile(r'hello')
    #p = re.compile(r'he')
    #m = p.match('hello,wrold')

    #print m.group()
    print '========='
    m1 = re.match(r'zheng','zhenghangjj')
    print m1.group()
    print '=====yi===='

    p = re.compile(r'\d+')
    r =  p.split('one1two2shtee3four4')
    print r
    #['one', 'two', 'shtee', 'four', '']

    #p1 = re.compile('one1two2shtee3four4')

    p = re.compile(r'\d+')
    print p.findall('one1two2shtee3four4five5')
    #['1', '2', '3', '4', '5']

def print_sub():
    '''
    >> > re.sub('[abc]', 'o', 'Mark')
    'Mork'
    >> > re.sub('[abc]', 'o', 'rack')
    'rook'
    >> > re.sub('[abc]', 'o', 'caps')
    'oops'
    >> >
    # >>> re.sub('[abc]','o','mastash',1)
    'mostash'
    >>>
    '''