删除 html 中指定标签

delete_tag.py

#  delete specific tags from html file
#  by quxiaowei 
#  @ 20160702

i = j = 0
text = """
<p class="p"><b><span style="font-family: 'Times New Roman': font-size: 12pt;">一、岗位及人数</span></b><span style="font-family: 'Times New Roman'; font-size: 12pt;"><o:p></o:p></span></p><p class="p"><span style="font-family: 'Times New Roman'; font-size: 12pt;">办公室工作人员，<font face="Times New Roman">1</font><font face="微软雅黑">名；教师，</font><font face="Times New Roman">4</font><font face="微软雅黑">名。</font></span><font class="   
"""
text_o = ''

tags = set(['p', '/p', 'span', '/span'])

for i in range(0, len(text)):
    if text[i] == '<':
        text_o = text_o + text[j:i]
        j = i + 1
    elif text[i] == '>':
        tag = text[j:i].strip().split(' ')[0]
        print(tag)
        if tag in tags:
            text_o = text_o + text[j-1:i+1]
        j = i + 1

print(text_o)

i = j = 0
text_o = ''

while i < len(text):
    try:
        i = text.index('<', j)
        text_o += text[j+1:i]
        j = text.index('>', i)
    except:
        break
    tag = text[i+1:j].strip().split(' ')[0]
    if tag in tags:
        text_o += text[i:j+1]
text_o += text[j+1:]

print(text_o)