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//lib/python3/dist-packages/softwareproperties/sourceutils.py

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from aptsources.sourceslist import (SourceEntry, Deb822SourceEntry)

def copy_source_entry(orig):
    """ Return a shallow copy of the source entry. """
    if isinstance(orig, Deb822SourceEntry):
        return Deb822SourceEntry(str(orig), file=orig.file)

return SourceEntry(str(orig), file=orig.file)

def replace_source_entry(orig, **kwargs):
    """Return a copy of the given source entry with replaced field(s)."""
    entry = copy_source_entry(orig)
    for (k, v) in kwargs.items():
        setattr(entry, k, v)
    return entry

def get_source_entry_pocket(source_entry):
    """
    Return the pocket, or if unset return 'release'.

This always returns the pocket in lowercase.
    """
    parts = source_entry.dist.partition('-')
    return (parts[2] or 'release').lower()

def get_source_entry_suite(source_entry):
    """
    Return the suite, without pocket.

This always returns the suite in lowercase.
    """
    return source_entry.dist.partition('-')[0]

def get_source_entry_from_list(entries, entry):
    """
    Return the source entry from entries that matches entry, if found.
    Otherwise return None.

This function uses a modified equality check, i.e. it considers components
    as a set rather than a list so that different ordering does not affect the
    comparison.
    """
    target = replace_source_entry(entry, comps=set(entry.comps))

for e in entries:
        if replace_source_entry(e, comps=set(e.comps)) == target:
            return e

return None

def deb822_source_entry_contains(a, b):
    """
    Return True if the source defined by b is already satisfied
    by the source defined by a.

For example, if source a is:

Types: deb
    URIs: http://archive.ubuntu.com/ubuntu
    Suites: jammy
    Components: main universe

and source b is:

Types: deb
    URIs: http://archive.ubuntu.com/ubuntu
    Suites: jammy
    Components: universe

Then source a contains source b.

But if source b was:

Types: deb-src
    URIs: http://archive.ubuntu.com/ubuntu
    Suites: jammy
    Components: universe

Then a does not contain b because it does not include deb-src.
    """
    if a.disabled != b.disabled:
        return False

for attr in ['types', 'comps', 'suites', 'uris']:
        if set(getattr(b, attr)) - set(getattr(a, attr)):
            return False

return True

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Name	Size	Perms	Modified	Actions
dbus DIR	-	drwxr-xr-x	2026-01-08 12:56:30	Edit Download recursive recursive
__pycache__ DIR	-	drwxr-xr-x	2026-01-08 12:56:22	Edit Download recursive recursive
AptAuth.py	2.96 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
cloudarchive.py	5.64 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
CountryInformation.py	1.95 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
distro.py	2.15 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
MirrorTest.py	7.28 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
ppa.py	9.30 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
shortcuthandler.py	28.39 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
shortcuts.py	1.58 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
SoftwareProperties.py	32.46 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
sourceslist.py	1.88 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
sourceutils.py	2.32 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
uri.py	1.77 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive
__init__.py	1.38 KB	lrw-r--r--	2025-07-02 21:17:38	Edit Download recursive recursive

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