Для openSUSE Leap 15.2 ARM запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Leap_15.2_ARM/home:KaratekHD.repo
zypper refresh
zypper install python3-future
Для openSUSE Leap 15.2 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Leap_15.2/home:KaratekHD.repo
zypper refresh
zypper install python3-future
Для 15.5 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/15.5/home:KaratekHD.repo
zypper refresh
zypper install python3-future
Для 15.4 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/15.4/home:KaratekHD.repo
zypper refresh
zypper install python3-future
Для 15.3 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/15.3/home:KaratekHD.repo
zypper refresh
zypper install python3-future