[hotfix] rm test_tensor_detector.py (#413)

tests/test_utils/test_tensor_detector.py

-#!/usr/bin/env python
-# -*- encoding: utf-8 -*-
-
-import torch
-import torch.nn as nn
-
-from colossalai.utils import TensorDetector
-
-class MLP(nn.Module):
-    def __init__(self):
-        super().__init__()
-        self.mlp = nn.Sequential(nn.Linear(64, 8),
-                                 nn.ReLU(),
-                                 nn.Linear(8, 32))
-    
-    def forward(self, x):
-        return self.mlp(x)
-    
-def test_tensor_detect():
-
-    data = torch.rand(64, requires_grad=True).cuda()
-    data.retain_grad()
-    model = MLP().cuda()
-
-    detector = TensorDetector(log='test', include_cpu=False, module=model)
-
-    detector.detect()
-    out = model(data)
-
-    detector.detect()
-    loss = out.sum()
-    detector.detect()
-    loss.backward()
-    detector.detect()
-    model = MLP().cuda()
-    detector.detect()
-    detector.close()
-    torch.cuda.empty_cache()
-
-if __name__ == '__main__':
-    test_tensor_detect()
\ No newline at end of file