[英]pandas read_html - no tables found
我正在尝试查看是否可以从 WU.com 读取数据表,但由于找不到表而出现类型错误。 (这里也是网络抓取的第一个计时器)还有另一个人在这里有一个非常相似的 stackoverflow 问题,其中包含 WU 数据表,但解决方案对我来说有点复杂。
import pandas as pd
df_list = pd.read_html('https://www.wunderground.com/history/daily/us/wi/milwaukee/KMKE/date/2013-6-26')
print(df_list)
在 Milwaukee 的历史数据网页上,这是我试图检索到 Pandas 的数据表( daily observations
):
任何提示都有帮助,谢谢。
页面是动态的,这意味着您需要先呈现页面。 因此,您需要使用 Selenium 之类的东西来呈现页面,然后您可以使用 pandas .read_html()
拉出表格:
from selenium import webdriver
import pandas as pd
driver = webdriver.Chrome('C:/chromedriver_win32/chromedriver.exe')
driver.get("https://www.wunderground.com/history/daily/us/wi/milwaukee/KMKE/date/2013-6-26")
html = driver.page_source
tables = pd.read_html(html)
data = tables[1]
driver.close()
输出:
print (data)
Time Temperature ... Precip Accum Condition
0 6:52 PM 68 F ... 0.0 in Mostly Cloudy
1 7:52 PM 69 F ... 0.0 in Mostly Cloudy
2 8:52 PM 70 F ... 0.0 in Mostly Cloudy
3 9:52 PM 67 F ... 0.0 in Cloudy
4 10:52 PM 65 F ... 0.0 in Partly Cloudy
5 11:42 PM 66 F ... 0.0 in Mostly Cloudy
6 11:52 PM 68 F ... 0.0 in Mostly Cloudy
7 12:08 AM 68 F ... 0.0 in Cloudy
8 12:52 AM 68 F ... 0.0 in Mostly Cloudy
9 1:52 AM 70 F ... 0.0 in Cloudy
10 2:13 AM 70 F ... 0.0 in Cloudy
11 2:52 AM 71 F ... 0.0 in Cloudy
12 3:52 AM 70 F ... 0.0 in Mostly Cloudy
13 4:19 AM 70 F ... 0.0 in Cloudy
14 4:29 AM 70 F ... 0.0 in Cloudy
15 4:52 AM 70 F ... 0.0 in Cloudy
16 5:25 AM 70 F ... 0.0 in Mostly Cloudy
17 5:52 AM 71 F ... 0.0 in Cloudy
18 6:52 AM 73 F ... 0.0 in Cloudy
19 7:52 AM 74 F ... 0.0 in Cloudy
20 8:52 AM 73 F ... 0.0 in Cloudy
21 9:52 AM 71 F ... 0.0 in Cloudy
22 10:52 AM 71 F ... 0.0 in Cloudy
23 11:52 AM 70 F ... 0.0 in Cloudy
24 12:52 PM 72 F ... 0.0 in Mostly Cloudy
25 1:52 PM 70 F ... 0.0 in Mostly Cloudy
26 2:52 PM 71 F ... 0.0 in Mostly Cloudy
27 3:52 PM 71 F ... 0.0 in Partly Cloudy
28 4:52 PM 68 F ... 0.0 in Mostly Cloudy
29 5:52 PM 66 F ... 0.0 in Mostly Cloudy
[30 rows x 11 columns]
如果你想访问一个不存在的文件,还要检查你的文件名是否正确,你会得到同样的错误“没有找到表”我用 X.htm 犯了我的错误,正在查看 X.html
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