Script to find the outdated apps in portage stable compared with the gentoo upstream

diff_ebuild_version.py

import os

path_portage = "../flatcar_proj/flatcar-sdk/src/third_party/portage-stable"
path_gentoo = "../flatcar_proj/gentoo"

print("Portage ebuilds list")
files_portage = []
# r=root, d=directories, f = files
for r, d, f in os.walk(path_portage):
    for file in f:
        if ".ebuild" in file:
            files_portage.append(os.path.join(file))

print("\n\nGentoo ebuilds list\n\n")
files_gentoo = []
# r=root, d=directories, f = files
for r, d, f in os.walk(path_gentoo):
    for file in f:
        if ".ebuild" in file:
            files_gentoo.append(os.path.join(file))

# Create gentoo ebuild list matched with the portage list
files_gentoo_match = []
i = 0
while i < len(files_gentoo):
    if files_portage.count(files_gentoo[i]) > 0:
        files_gentoo_match.append(files_gentoo[i])
    i += 1


def non_match_elements(list_a, list_b):
    non_match = []
    for i in list_a:
        if i not in list_b:
            non_match.append(i)
    return non_match


diff_list = non_match_elements(files_portage, files_gentoo_match)

for element in diff_list:
    print(element)