ofproto/ofproto_v1_0_parser: Flake8 Fixes
ofproto/ofproto_v1_0_parser: Flake8 Fixes

Signed-off-by: Jason Kölker <68c46a606457643eab92053c1c05574abb26f861@koelker.net>
Signed-off-by: FUJITA Tomonori <93dac1fe9c4b2a3957982200319981492ad4976e@lab.ntt.co.jp>

osrg/ryu,fkakuma/ryu,gareging/SDN_Framework,lagopus/ryu-lagopus-ext,TakeshiTseng/ryu,shinpeimuraoka/ryu,pichuang/ryu,fujita/ryu,fkakuma/ryu,Tejas-Subramanya/RYU_MEC,hisaharu/ryu,hisaharu/ryu,pichuang/ryu,Tejas-Subramanya/RYU_MEC,shinpeimuraoka/ryu,iwaseyusuke/ryu,iwaseyusuke/ryu,iwaseyusuke/ryu,TakeshiTseng/ryu,shinpeimuraoka/ryu,fujita/ryu,gareging/SDN_Framework,fkakuma/ryu,hisaharu/ryu,osrg/ryu,gareging/SDN_Framework,fujita/ryu,zangree/ryu,lagopus/ryu-lagopus-ext,pichuang/ryu,zangree/ryu,lagopus/ryu-lagopus-ext,Tejas-Subramanya/RYU_MEC,lagopus/ryu-lagopus-ext,TakeshiTseng/ryu,pichuang/ryu,gareging/SDN_Framework,shinpeimuraoka/ryu,TakeshiTseng/ryu,pichuang/ryu,zangree/ryu,fkakuma/ryu,fujita/ryu,fujita/ryu,zangree/ryu,shinpeimuraoka/ryu,zangree/ryu,osrg/ryu,fkakuma/ryu,Tejas-Subramanya/RYU_MEC,iwaseyusuke/ryu,Tejas-Subramanya/RYU_MEC,gareging/SDN_Framework,TakeshiTseng/ryu,lagopus/ryu-lagopus-ext,hisaharu/ryu,iwaseyusuke/ryu,hisaharu/ryu,osrg/ryu,osrg/ryu