From: @peilin-wang
Reviewed-by: 
Signed-off-by:

fix ci

fix ci

fixed test cases and ci

fixed test cases and ci

From: @jinyaohui
Reviewed-by: 
Signed-off-by:

From: @TFbunny
Reviewed-by: 
Signed-off-by:

From: @liangzhibo
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

From: @looop5
Reviewed-by: 
Signed-off-by:

From: @wangrao124
Reviewed-by: @wuxuejian
Signed-off-by:

From: @liangzhibo
Reviewed-by: 
Signed-off-by:

From: @peilin-wang
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @tom__chen

From: @TFbunny
Reviewed-by: @tom__chen,@tom__chen,@robingrosman
Signed-off-by: @robingrosman

From: @zhangzhewei01
Reviewed-by: 
Signed-off-by:

From: @he-botao
Reviewed-by: 
Signed-off-by:

From: @wanyiming
Reviewed-by: 
Signed-off-by:

From: @jonwe
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @tom__chen

增加测试用例

修改测试用例

修改测试用例

修改算子实现，alpha 写死为 1.0

修改算子实现，alpha 写死为 1
修改算子注册

修改算子实现，dy 和 y 搞反了

修改测试代码

修改算子实现

修改算子实现，float16 单独走一个分支

修改算子实现，前端的 float 转换为double

修改算子实现，改回来了

修改算子实现，float16 转换为 Eigen 库中的 half

修改算子实现，float16 转换为 Eigen 库中的 half

修改算子实现，float16 转换为 Eigen 库中的 half

修改算子实现 在单独的文件中实现 EluGrad

修改算子实现 在单独的文件中实现 EluGrad

修改算子实现 在单独的文件中实现 EluGrad

修改算子实现 在单独的文件中实现 EluGrad

格式化代码

修改 pylint 错误

更新注释信息

删除未使用的私有变量

删除未使用的私有变量

From: @yanglf1121
Reviewed-by: @wuxuejian,@kisnwang
Signed-off-by: @wuxuejian

From: @xukailun_1
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @wuxuejian

From: @jonwe
Reviewed-by: @robingrosman,@tom__chen,@robingrosman,@tom__chen
Signed-off-by: @tom__chen

From: @wuxuejian
Reviewed-by: @kisnwang,@liangchenghui
Signed-off-by: @liangchenghui

From: @peilin-wang
Reviewed-by: @tom__chen,@robingrosman
Signed-off-by: @robingrosman

From: @TFbunny
Reviewed-by: @tom__chen
Signed-off-by:

From: @yanzhenxiang2020
Reviewed-by: 
Signed-off-by:

From: @yuchaojie
Reviewed-by: 
Signed-off-by:

From: @peilin-wang
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @tom__chen

From: @TFbunny
Reviewed-by: @tom__chen,@robingrosman
Signed-off-by: @robingrosman

forgot some test cases

From: @zhao_ting_v
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @liangchenghui

ci fix

fix ci

From: @tom__chen
Reviewed-by: 
Signed-off-by: