Make python BuildRequires optional
Make python BuildRequires optional

ow2-compatibleone/accords-platform,ow2-compatibleone/accords-platform,ow2-mirrors/compatibleone,compatibleone/accords-platform,ow2-mirrors/compatibleone,ow2-mirrors/compatibleone,compatibleone/accords-platform,compatibleone/accords-platform,ow2-compatibleone/accords-platform,ow2-compatibleone/accords-platform,ow2-compatibleone/accords-platform,ow2-mirrors/compatibleone,ow2-mirrors/compatibleone,ow2-compatibleone/accords-platform,ow2-mirrors/compatibleone,compatibleone/accords-platform,ow2-compatibleone/accords-platform,compatibleone/accords-platform,compatibleone/accords-platform