no package python3-virtualenv, iproute-tc, python3-libguestfs on CentOS7

[xujianhua1974]

When I install pre-required packages using yum on CentOS7 according to Readme, no package python3-virtualenv, iproute-tc, python3-libguestfs are available, evenif I have installed epel repoistory on CentOS7. I wonder if webvirtclound can be installed and running on CentOS7

[root@webvirtsvr ~]# yum install python3-virtualenv python3-devel libvirt-devel glibc gcc nginx supervisor python3-lxml git python3-libguestfs iproute-tc cyrus-sasl-md5 python3-libguestfs
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
No package python3-virtualenv available.
Package glibc-2.17-292.el7.x86_64 already installed and latest version
Package gcc-4.8.5-39.el7.x86_64 already installed and latest version
No package python3-libguestfs available.
No package iproute-tc available.
No package python3-libguestfs available.
Resolving Dependencies
--> Running transaction check
---> Package cyrus-sasl-md5.x86_64 0:2.1.26-23.el7 will be installed
---> Package git.x86_64 0:1.8.3.1-20.el7 will be installed
--> Processing Dependency: perl-Git = 1.8.3.1-20.el7 for package: git-1.8.3.1-20.el7.x86_64
--> Processing Dependency: rsync for package: git-1.8.3.1-20.el7.x86_64
--> Processing Dependency: perl(Term::ReadKey) for package: git-1.8.3.1-20.el7.x86_64
--> Processing Dependency: perl(Git) for package: git-1.8.3.1-20.el7.x86_64
--> Processing Dependency: perl(Error) for package: git-1.8.3.1-20.el7.x86_64
---> Package libvirt-devel.x86_64 0:4.5.0-23.el7_7.1 will be installed
--> Processing Dependency: libvirt-libs = 4.5.0-23.el7_7.1 for package: libvirt-devel-4.5.0-23.el7_7.1.x86_64
--> Processing Dependency: libvirt.so.0()(64bit) for package: libvirt-devel-4.5.0-23.el7_7.1.x86_64
--> Processing Dependency: libvirt-qemu.so.0()(64bit) for package: libvirt-devel-4.5.0-23.el7_7.1.x86_64
--> Processing Dependency: libvirt-lxc.so.0()(64bit) for package: libvirt-devel-4.5.0-23.el7_7.1.x86_64
--> Processing Dependency: libvirt-admin.so.0()(64bit) for package: libvirt-devel-4.5.0-23.el7_7.1.x86_64
---> Package nginx.x86_64 1:1.16.1-1.el7 will be installed
--> Processing Dependency: nginx-filesystem = 1:1.16.1-1.el7 for package: 1:nginx-1.16.1-1.el7.x86_64
--> Processing Dependency: nginx-all-modules = 1:1.16.1-1.el7 for package: 1:nginx-1.16.1-1.el7.x86_64
--> Processing Dependency: redhat-indexhtml for package: 1:nginx-1.16.1-1.el7.x86_64
--> Processing Dependency: nginx-filesystem for package: 1:nginx-1.16.1-1.el7.x86_64
--> Processing Dependency: libprofiler.so.0()(64bit) for package: 1:nginx-1.16.1-1.el7.x86_64
---> Package python3-devel.x86_64 0:3.6.8-10.el7 will be installed
--> Processing Dependency: python3-libs(x86-64) = 3.6.8-10.el7 for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: python3 = 3.6.8-10.el7 for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: python(abi) = 3.6 for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: redhat-rpm-config for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: python3-rpm-macros for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: python3-rpm-generators for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: python-rpm-macros for package: python3-devel-3.6.8-10.el7.x86_64
--> Processing Dependency: libpython3.6m.so.1.0()(64bit) for package: python3-devel-3.6.8-10.el7.x86_64
---> Package python36-lxml.x86_64 0:4.2.5-3.el7 will be installed
---> Package supervisor.noarch 0:3.1.4-1.el7 will be installed

[catborise]

iproute-tc, python3-libguestfs packages are not fundemental some operations need it. may be you wont use them(tc is using for network qos which is completely optional. libguestfs is using for qcow2 modification like inject root password, but it is also optional not required).

python3-virtualenv is using for create virtual environment for python3. if you can create it with other way, it is also not needed.
python3 -m venv venv
command can be used while creating virtualenv.