使用python实现抓取中国银行外汇牌价首页数据实现

url = "https://www.bankofchina.com/sourcedb/whpj/"
web=re.get(url)

#BeautifulSoup将字节流转换为utf-8编码
bs_obj=BeautifulSoup(web.text,'lxml')

table=bs_obj.find_all('table')[1]
all_th=all_tr.find_all('th')
#print(all_th)
all_td=all_tr.find_all('td')
#print(all_td)

if len(all_th)>0:
        dataRow=[]
        for item in all_th:
            dataRow.append(item.text)
        dataAll.extend([dataRow])
    if len(all_td)>0:
        dataRow=[]
        for item in all_td:
            dataRow.append(item.text)
        dataAll.extend([dataRow])

wb=xw.Book()
sht=wb.sheets('Sheet1')
sht.range('a1').value=dataAll#将数据添加到表格中

chart=sht.charts.add(500,50,700,400)
chart.set_source_data(sht.range('A1:A28,C1:C28,E1:E28'))#设置数据画图
chart.chart_type='line_markers'

chart.name='line_markersd'
#chart.api[1].ChartTitle.Text='中国银行外汇牌价'

import requests as re
from bs4 import BeautifulSoup
import xlwings as xw
url = "https://www.bankofchina.com/sourcedb/whpj/"
web=re.get(url)
web.encoding=web.apparent_encoding
#BeautifulSoup将字节流转换为utf-8编码
bs_obj=BeautifulSoup(web.text,'lxml')
#查找数据所在表格
table=bs_obj.find_all('table')[1]
#print(table)
dataAll=[]
for all_tr in table.find_all('tr'):#找到所有tr,返回一个列表
    all_th=all_tr.find_all('th')
    #print(all_th)
    all_td=all_tr.find_all('td')
    #print(all_td)
    if len(all_th)>0:
        dataRow=[]
        for item in all_th:
            dataRow.append(item.text)
        dataAll.extend([dataRow])
    if len(all_td)>0:
        dataRow=[]
        for item in all_td:
            dataRow.append(item.text)
        dataAll.extend([dataRow])
wb=xw.Book()
sht=wb.sheets('Sheet1')
sht.range('a1').value=dataAll#将数据添加到表格中
chart=sht.charts.add(500,50,700,400)
chart.set_source_data(sht.range('A1:A28,C1:C28,E1:E28'))#设置数据画图
chart.chart_type='line_markers'
chart.name='line_markersd'
#chart.api[1].ChartTitle.Text='中国银行外汇牌价'