create_connection use default proxy if omitted.
create_connection use default proxy if omitted.

spumer/PySocksChain,lvh/PySocks,dahebolangkuan/PySocks,beermix/PySocks,beermix/PySocks,spumer/PySocksChain,gumblex/PySocks,dahebolangkuan/PySocks,gumblex/PySocks,lvh/PySocks