“0e31d7d71b330ef5335b17605ce6845d349fb5c9”上不存在“python/paddle/v2/fluid/tests/unittests/test_optimizer.py”
* attempt to resolve tls problem, test=develop * add glibc version check, test=develop * fix regex, test=develop * refine get_libc_ver, test=develop * refine get_libc_ver, test=develop