保存完整HTML代码 保存部分HTML代码，及其他方法

 print(driver.page_source) 
# 定位至节点
elem = driver.find_element(By.ID, "info")
htm_dat = elem.get_property("outerHTML")
print('获取节点的html源码：', htm_dat)
htm_name = elem.get_property("nodeName")
print('节点名称：', htm_name)
htm_type = elem.get_property("nodeType")
print('节点类型：', htm_type)
htm_ght = elem.get_property("clientHeight")
print('节点实际高度：', htm_ght)
htm_dth = elem.get_property("clientWidth")
print('节点实际宽度：', htm_dth)
htm_node_name = elem.get_property("parentNode").get_property("nodeName")
print('该节点的父节点.名称：', htm_node_name)
htm_next_htm = elem.get_property("nextSibling").get_property("outerHTML")
print('该节点的相邻的下一个节点.源码：', htm_next_htm)

from selenium.webdriver import Firefox, FirefoxOptions
from selenium.webdriver.support.wait import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By

class ContentPageParser():
    def __init__(self, content_page_url) -> None:
        self.content_url = content_page_url # 抓取content_page_url页面上全部的图片url
        self.img_src = []                   # 保存当前页面上所有的图片url
    
    def visit_content_page_with_firefox(self):
        option = FirefoxOptions()
        # 设置浏览器为无头模式，使用过程中不会弹出浏览器页面
        option.headless = True
        self.driver = Firefox(options=option)
        try:
            # 打开待抓取的url页面
            self.driver.get(self.content_url)
            # 设置灵活等待，最长等待10s，轮询间隔为1s
            wait = WebDriverWait(self.driver, timeout=10, poll_frequency=1)
            # 使用css选择器进行元素定位，直到元素可见为止
            wait.until(EC.visibility_of_element_located((By.CSS_SELECTOR, 'img[class="showimg"]')))
            # 使用css选择器查找所有元素
            imgs = self.driver.find_elements(By.CSS_SELECTOR, 'img[class="showimg"]')
            # 提取所有图片的url
            for img in imgs:
                self.img_src.append(img.get_attribute('src'))
        except Exception as e:
            print(repr(e))
        finally:
            # 关闭webdriver
            self.driver.close() 
    
    def get_img_src(self):
        return self.img_src
    
if __name__ == '__main__':
    content_parser = ContentPageParser('https://xxx/content_48495.html')
    content_parser.visit_content_page_with_firefox()
    img = content_parser.get_img_src()
    print(img)