ESO-2568 Change URL that we used to fetch pip installation script (#27)

* install pip 20.3.4

* pip==20.3.4

* check python version and install pip

* adding python version check and install corresponding pip

* adding python version check and install corresponding pip

* adding python version check and install corresponding pip

* change from gt to ge in install_pip function

* change from python to PYTHON_PATH

* adding python path with install.sh

* instead of python

* adding python path

* update the url

* clean the comment

* change curl url

* adding check

* clean up comment

* remove extra line before/after install_pip()

Co-authored-by: Ajay Jain <32074182+ajayj89@users.noreply.github.com>

Author: anwang-vmware

sh/install.sh

@@ -132,12 +132,11 @@ function remove_python() {
 
 }
 
-
 function install_pip() {
     PYTHON_PATH=$1
     ver=$($PYTHON_PATH -V 2>&1 | sed 's/.* \([0-9]\).\([0-9]\).*/\1\2/')
     if [ "$ver" -lt "30" ]; then
-        curl -o /tmp/get-pip.py https://bootstrap.pypa.io/2.7/get-pip.py >> ${INSTALL_LOG} 2>&1
+        curl -o /tmp/get-pip.py https://bootstrap.pypa.io/pip/2.7/get-pip.py >> ${INSTALL_LOG} 2>&1
     elif [ "$ver" -ge "30" ]; then
         curl -o /tmp/get-pip.py https://bootstrap.pypa.io/get-pip.py >> ${INSTALL_LOG} 2>&1
     fi