Features
* add more metrics tag ([fa341c5](/byteair/volcengine-sdk-python-rec/commits/fa341c55a1fd47956dbcab97fc5b81c0663f1ec6))
* remove host avaliabler, use random lb strategy when .hosts() set several hosts ([f6b2f28](/byteair/volcengine-sdk-python-rec/commits/f6b2f286d66b47379c8e090b00292256f0452234))