fix logging basicConfig cannot be setting after import paddle #17786

Merged

heavengate merged 5 commits intoPaddlePaddle:developfrom

heavengate:fix_logging

Jun 12, 2019

Commits on Jun 2, 2019

fix logging unable. test=develop
heavengate
committed

Commits on Jun 3, 2019

unset sys.stdout for stream handler. test=develop
heavengate
committed

Commits on Jun 10, 2019

Commits on Jun 11, 2019

fix import error. test=develop
heavengate
committed