How to build with python 3?

[alokranjan1234]

make process failed with the following error:

File "4build/download_and_build_openblas.py", line 10 print "\x1b[32m%s\x1b[0m"%cmd ^ SyntaxError: Missing parentheses in call to 'print' CMakeFiles/openblas.dir/build.make:60: recipe for target 'OpenBLAS/libopenblas.a' failed make[2]: *** [OpenBLAS/libopenblas.a] Error 1 CMakeFiles/Makefile2:141: recipe for target 'CMakeFiles/openblas.dir/all' failed make[1]: *** [CMakeFiles/openblas.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs....

the scripts are written for python2