use python 3.9

rpm-files/smasch.spec

@@ -6,8 +6,6 @@ License: AGPLv3
 URL: https://smasch.pages.uni.lu/
 Group: Science
 Packager: Piotr Gawron
-Requires: python3 >= 3.6
-Requires: virtualenv
 Requires: libcurl-devel
 Requires: libpng-devel
 Requires: freetype-devel
@@ -15,7 +13,7 @@ Requires: postgresql-libs
 Requires: postgresql-devel
 Requires: gcc
 Requires: gcc-toolset-11
-Requires: python3-devel
+Requires: python39-devel
 Requires: gnutls-devel
 Requires: libjpeg-devel
 Requires: pkg-config
@@ -54,7 +52,6 @@ mv tmp-static/npm node_modules
 rm smash/local_settings.py
 rm -rf tmp-static
 cd $ROOT_DIR
-
 mkdir -p %{buildroot}%{_sysconfdir}/%{name}/
 cp rpm-files/smasch.py %{buildroot}%{_sysconfdir}/%{name}/
 
@@ -87,7 +84,9 @@ if [ $1 -eq 1 ]; then
 
     ln -sf %{_sysconfdir}/%{name}/smasch.py %{_exec_prefix}/lib/%{name}/smash/local_settings.py
 
-    virtualenv --python=python3 %{_exec_prefix}/lib/%{name}/env
+    python3.9 -m venv %{_exec_prefix}/lib/%{name}/env
+
+    source %{_exec_prefix}/lib/%{name}/env/bin/activate && pip install --upgrade pip -q --log $LOG_FILE
 
     chown smasch:smasch %{_sysconfdir}/%{name}/smasch.py
     chmod 0600 %{_sysconfdir}/%{name}/smasch.py