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Detect and deactivate duplicate Apt source entries (as requested in https://askubuntu.com/a/762815/175814).
#!/usr/bin/env python3
"""
Detects and interactively deactivates duplicate Apt source entries.
Usage: python3 apt-remove-duplicate-source-entries.py
"""
from __future__ import print_function
import aptsources.sourceslist
EMPTY_COMPONENT_LIST = (None,)
def get_duplicates(sourceslist):
"""
Detects and returns duplicate Apt source entries.
"""
sentry_map = dict()
duplicates = list()
for se in sourceslist.list:
if not se.invalid and not se.disabled:
for c in (se.comps or EMPTY_COMPONENT_LIST):
key = (se.type, se.uri, se.dist, c)
previous_se = sentry_map.setdefault(key, se)
if previous_se is not se:
duplicates.append((se, previous_se))
break
return duplicates
if __name__ == '__main__':
try:
input = raw_input
except NameError:
pass
sourceslist = aptsources.sourceslist.SourcesList(False)
duplicates = get_duplicates(sourceslist)
if duplicates:
for dupe, orig in duplicates:
print(
'Overlapping source entries:\n'
' 1. {0}: {1}\n'
' 2. {2}: {3}\n'
'I disabled the latter entry.'.format(
orig.file, orig, dupe.file, dupe),
end='\n\n')
dupe.disabled = True
print('\n{0} source entries were disabled:'.format(len(duplicates)),
*[dupe for dupe, orig in duplicates], sep='\n ', end='\n\n')
if input('Do you want to save these changes? (y/N) ').upper() == 'Y':
sourceslist.save()
else:
print('No duplicated entries were found.')
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