访问vaex的example()数据时出现404

Question

当访问

  vaex.example()

如vaexsphinx 文档主页 上所述https://vaex.readthedocs.io/en/latest/

它提供 404：

import vaex; 

df = vaex.example(); 

dfn = df[0:5][['x','y']]; 

dfn.describe()

Downloading http://vaex.astro.rug.nl/data/helmi-dezeeuw-2000-10p.hdf5 to /Users/steve/.vaex/data/helmi-dezeeuw-2000-10p.hdf5

--2020-08-29 17:12:10--  http://vaex.astro.rug.nl/data/helmi-dezeeuw-2000-10p.hdf5

Resolving vaex.astro.rug.nl (vaex.astro.rug.nl)... 129.125.6.3

Connecting to vaex.astro.rug.nl (vaex.astro.rug.nl)|129.125.6.3|:80... connected.

HTTP request sent, awaiting response... 301 Moved Permanently

Location: https://vaex.io/data/helmi-dezeeuw-2000-10p.hdf5 [following]

--2020-08-29 17:12:11--  https://vaex.io/data/helmi-dezeeuw-2000-10p.hdf5

Resolving vaex.io (vaex.io)... 172.67.69.63, 104.26.0.195, 104.26.1.195

Connecting to vaex.io (vaex.io)|172.67.69.63|:443... connected.

HTTP request sent, awaiting response... 404 Not Found

2020-08-29 17:12:11 ERROR 404: Not Found.

wget failed, using urlretrieve

Traceback (most recent call last):

  File "<string>", line 1, in <module>

  File "/Users/steve/miniconda3/lib/python3.7/site-packages/vaex/__init__.py", line 575, in example

该数据集有更新的网址吗？

Answer 1

只需更新您的 vaex 版本即可，pip&nbsp;install&nbsp;--upgrade&nbsp;vaex例如，在 v1.0.0 中，它尝试从以下位置下载数据http://vaex.astro.rug.nl/data/helmi-dezeeuw-2000-10p.hdf5而在 3.0.0 版本中，它从以下地址下载https://github.com/vaexio/vaex-datasets/releases/download/v1.0/helmi-dezeeuw-2000-FeH-v2-10percent.hdf5.