如何用html写书,注意find和fin


原理:利用xml.etree.ElementTree对html进行解析和写入

# encoding=utf-8
import xml.etree.ElementTree as ET # 解析html、xml

name = input('type in file name:')


def circle():
tree = ET.parse(f'{name}.html') # 解析文件
root = tree.getroot() # 获取根节点
link_div = root.find('div[@id="link"]') # 获取link区的div节点。注意find和findall只能查找直接子元素
body_div = root.find('div[@id="body"]') # 获取body区的div节点
h1List = link_div.findall('div')
for i in h1List: # 列出所有h1标题
print(i.find('h1').find('a').text)

def create_h1(): # 创造h1节点
tree = ET.parse(f'{name}.html') # 用于刷新节点
root = tree.getroot() # 获取根节点
link_div = root.find('div[@id="link"]')
body_div = root.find('div[@id="body"]')
h1List = link_div.findall('div')
print('输入again回到程序开始处,输入exit退出程序')
h1_text = input('输入章节名:')
if h1_text == 'again':
circle()
elif h1_text == 'exit':
print('program terminated!')
else:
page = input('页数:')
h1_link_div = ET.Element('div') # 创造节点
h1_link_h1 = ET.Element('h1')
h1_link_a = ET.Element('a')
h1_link_a.text = f'{len(h1List) + 1}、' + h1_text + '(p' + page + ')'
h1_link_a.set('href', f'#{len(h1List) + 1}') # 设置a节点的属性
h1_link_h1.append(h1_link_a) # 悬挂节点
h1_link_div.append(h1_link_h1)
link_div.append(h1_link_div) # 写入link区
h1_body_div = ET.Element('div') # 创造节点
h1_body_h1 = ET.Element('h1')
h1_body_h1_a = ET.Element('a')
h1_body_h1_a.text = '回到顶部' # 设置回到顶部的链接
h1_body_h1_a.set('href', '#link')
h1_body_h1.text = f'{len(h1List) + 1}、' + h1_text + '(p' + page + ')'
h1_body_div.set('id', f'{len(h1List) + 1}')
h1_body_div.append(h1_body_h1)
h1_body_div.append(h1_body_h1_a)
body_div.append(h1_body_div) # 写入body区
newTree = ET.ElementTree(root) # root为修改后的root
newTree.write(f'{name}.html', encoding='utf-8') # 重新写入xml,进行更新。需要声明编码,否则写入后会乱码
create_h1()

def create_h2(): # 创造h2节点
tree = ET.parse(f'{name}.html') # 用于刷新节点
root = tree.getroot() # 获取根节点
link_div = root.find('div[@id="link"]')
body_div = root.find('div[@id="body"]')
h1List = link_div.findall('div')
h2List = link_div.findall('div')[int(a) - 1].findall('div')
print('输入again回到程序开始处,输入exit退出程序')
h2_text = input('输入章节名:')
if h2_text == 'again':
circle()
elif h2_text == 'exit':
print('program terminated!')
else:
page = input('页数:')
h2_link_div = ET.Element('div')
h2_link_h2 = ET.Element('h2')
h2_link_a = ET.Element('a')
h2_link_a.text = a + f'.{len(h2List) + 1}、' + h2_text + '(p' + page + ')'
h2_link_a.set('href', '#' + a + f'_{len(h2List) + 1}')
h2_link_h2.append(h2_link_a)
h2_link_div.append(h2_link_h2)
h1List[int(a) - 1].append(h2_link_div)
h2_body_div = ET.Element('div')
h2_body_h2 = ET.Element('h2')
h2_body_h2_a = ET.Element('a')
h2_body_h2_a.text = '回到顶部'
h2_body_h2_a.set('href', '#link')
h2_body_h2.text = a + f'.{len(h2List) + 1}、' + h2_text + '(p' + page + ')'
h2_body_div.set('id', a + f'_{len(h2List) + 1}')
h2_body_div.append(h2_body_h2)
h2_body_div.append(h2_body_h2_a)
body_div.findall('div')[int(a) - 1].append(h2_body_div)
newTree = ET.ElementTree(root)
newTree.write(f'{name}.html', encoding='utf-8')
create_h2()

def create_statement(): # 创造h2下的内容
tree = ET.parse(f'{name}.html') # 用于刷新节点
root = tree.getroot() # 获取根节点
body_div = root.find('div[@id="body"]')
h2 = body_div.findall('div')[int(a) - 1].findall('div')[int(b) - 1]
print('输入again回到程序开始处,输入exit退出程序')
p_text = input('输入内容:')
if p_text == 'again':
circle()
elif p_text == 'exit':
print('program terminated!')
else:
page = input('页数:')
p = ET.Element('p')
p.text = p_text + '(p' + page + ')'
h2.append(p)
newTree = ET.ElementTree(root)
newTree.write(f'{name}.html', encoding='utf-8')
create_statement()

print('在此处创建输入0\n选择章节输入序号')
a = input('输入:') # 输入的为字符串而非数字
if a == '0':
create_h1()
else:
h2List = link_div.findall('div')[int(a) - 1].findall('div')
for i in h2List: # 列出所有h2标题
print(i.find('h2').find('a').text)
print('在此处创建输入0\n选择章节输入序号')
b = input('输入:')
if b == '0':
create_h2()
else:
h2 = body_div.findall('div')[int(a) - 1].findall('div')[int(b) - 1] # 选择的h2节点
pList = h2.findall('p') # 列出所有h2标题下的内容
for i in pList:
print(i.text)
create_statement()


circle() # 循环往复

注意千万要仔细检查,本人就是因为某个变量打错字了,没有发现,耽搁了很久……总之现在是顺利地解决了

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