awesome-machine-learning/scripts/pull_R_packages.py
2019-10-16 15:19:32 +05:30

31 lines
1.1 KiB
Python
Executable File

#!/usr/bin/python
"""
This script will scrape the r-project.org machine learning selection and
format the packages in github markdown style for this
awesome-machine-learning repo.
"""
from pyquery import PyQuery as pq
import urllib
import codecs
import random
text_file = codecs.open("Packages.txt", encoding='utf-8', mode="w")
d = pq(url='http://cran.r-project.org/web/views/MachineLearning.html',
opener=lambda url, **kw: urllib.urlopen(url).read())
for e in d("li").items():
package_name = e("a").html()
package_link = e("a")[0].attrib['href']
if '..' in package_link:
package_link = package_link.replace("..",
'http://cran.r-project.org/web')
dd = pq(url=package_link, opener=lambda url,
**kw: urllib.urlopen(url).read())
package_description = dd("h2").html()
text_file.write(" [%s](%s) - %s \n" % (package_name, package_link,
package_description))
# print("* [%s](%s) - %s" % (package_name,package_link,
# package_description))