just in case the stream has been terminated and cleaned up in a different thread already (should fix #78)
just in case the stream has been terminated and cleaned up in a different thread already (should fix #78)

uchuugaka/WebSocket-for-Python,EternityForest/WebSocket-for-Python,OptimalBPM/WebSocket-for-Python,xuhdev/WebSocket-for-Python,hzruandd/WebSocket-for-Python,quatanium/WebSocket-for-Python,uchuugaka/WebSocket-for-Python,zhangwei900808/WebSocket-for-Python,EternityForest/WebSocket-for-Python,OptimalBPM/WebSocket-for-Python,OptimalBPM/WebSocket-for-Python,uchuugaka/WebSocket-for-Python,hzruandd/WebSocket-for-Python,EternityForest/WebSocket-for-Python,zhangwei900808/WebSocket-for-Python,zhangwei900808/WebSocket-for-Python,quatanium/WebSocket-for-Python,xuhdev/WebSocket-for-Python,quatanium/WebSocket-for-Python,xuhdev/WebSocket-for-Python,hzruandd/WebSocket-for-Python