Revert "add pre requirements pip"
Revert "add pre requirements pip"

This reverts commit 638a7665665d24177cf95b69878dde2ffe3455a7.

UrQA/URQA-Server,UrQA/URQA-Server,UrQA/URQA-Server,UrQA/URQA-Server,UrQA/URQA-Server