-
Notifications
You must be signed in to change notification settings - Fork 14
/
max_firefox_version.py
57 lines (42 loc) · 1.66 KB
/
max_firefox_version.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
#!/usr/bin/env python
'''Script to pull latest Firefox version string from Mozilla'''
import re
from bs4 import BeautifulSoup
import requests
def is_firefox(items):
'''Check if list of li tags refers to Firefox'''
for item in items:
# One of the list items in the div contains the GUID
if re.search('ec8030f7-c20a-464f-9b0e-13a3a9e97384', item.get_text()):
return True
return False
def get_versions(items):
'''Get list of version from li tags referring to Firefox'''
for item in items:
# The list item with the versions starts with "Versions:"
if re.match('Versions:', item.get_text()):
versions_str = item.code.get_text()
return [v.strip() for v in versions_str.split(',')]
def main():
'''Main logic'''
req = requests.get(
'https://addons.mozilla.org/en-US/firefox/pages/appversions/')
soup = BeautifulSoup(req.content, 'html.parser')
# Blocks with valid versions are divs of class appversion prose
version_sets = [s for s in soup.find_all('div', 'appversion prose')]
for ver_set in version_sets:
items = ver_set('li')
if is_firefox(items):
version_list = get_versions(items)
# Versions ordered oldest to newest
version_list.reverse()
for version in version_list:
# Match newest version without prerelease characters in string
if re.match(r'^[0-9\.]+$', version):
if int(version.split('.')[0]) < 57:
# Get the latest release lest than 57
print(version)
return
raise RuntimeError('No version strings found')
if __name__ == '__main__':
main()