%define py_comp python -c "import compileall; import sys; compileall.compile_dir(sys.argv[1], ddir=sys.argv[1][len('$RPM_BUILD_ROOT'):])"
%define py_ocomp python -O -c "import compileall; import sys; compileall.compile_dir(sys.argv[1], ddir=sys.argv[1][len('$RPM_BUILD_ROOT'):])"
+
+# Software written in Python language require Python with main version
+# unchanged
+%define pyrequires_eq() Requires: %1 >= %py_ver %1 < %(echo `python -c "import sys; import string; ver=sys.version[:3].split('.'); ver[1]=str(int(ver[1])+1); print string.join(ver, '.')"`)
+