[Mellanox] fix sfp issue in reading qsfp_status#3386

Merged

lguohan merged 3 commits intosonic-net:201811from

stephenxs:fix-get_presence

Sep 6, 2019

Commits on Aug 27, 2019

[sfputil.py] move reading qsfp_status into the try block
Stephen Sun
committed
[sfputil.py] rephase.
Stephen Sun
committed

Commits on Sep 4, 2019

[sfputil.py] output error messages to stderr
Stephen Sun
committed