1. 20 11月, 2019 1 次提交
    • L
      Add control flow api: case (#21114) · b0fc8227
      liym27 提交于
      * add control flow API: case. test=develop
      
      * delete 'raise TypeError' in _error_message() and return a string. test=develop
      
      * polish API document. test=develop
      b0fc8227