title: AttributeError: 'collections.OrderedDict' object has no attribute 'eval'
body: <p>I have a model file which looks like this</p>
  <pre><code>OrderedDict([('inp.conv1.conv.weight', 
            (0 ,0 ,0 ,.,.) = 
             -1.5073e-01  6.4760e-02  1.9156e-01
              1.2175e-01  3.5886e-02  1.3992e-01
             -1.5903e-01  8.2055e-02  1.7820e-01
            
            (0 ,0 ,1 ,.,.) = 
              1.0604e-01 -1.3653e-01  1.4803e-01
              6.0276e-02 -1.4674e-02  2.3059e-06
             -6.2192e-02 -5.1061e-03 -7.4145e-03
            
            (0 ,0 ,2 ,.,.) = 
             -5.5632e-02  3.5326e-02  6.5108e-02
              1.1411e-01 -4.4160e-02  8.2610e-02
              8.9979e-02 -3.5454e-02  4.2549e-02
            
            (1 ,0 ,0 ,.,.) = 
              4.8523e-02 -4.3961e-02  5.3614e-02
             -1.2644e-01  1.2777e-01  8.9547e-02
              3.8392e-02  2.7016e-02 -1.4552e-01
            
            (1 ,0 ,1 ,.,.) = 
              9.5537e-02  2.8748e-02  3.9772e-02
             -6.2410e-02  1.1264e-01  7.8663e-02
             -2.6374e-02  1.4401e-01 -1.7109e-01
            
            (1 ,0 ,2 ,.,.) = 
              5.1791e-02 -1.6388e-01 -1.7605e-01
              3.5028e-02  7.7164e-02 -1.4499e-01
             -2.9189e-02  2.7064e-03 -2.3228e-02
            
            (2 ,0 ,0 ,.,.) = 
             -7.4446e-03 -9.7202e-02 -1.4704e-01
             -1.0019e-02  8.1780e-02 -5.3530e-02
             -1.8412e-01  1.5988e-01 -1.3450e-01
            
            (2 ,0 ,1 ,.,.) = 
             -1.1075e-01 -5.2478e-02  6.0658e-02
              1.6739e-01 -2.9360e-02  1.2621e-01
              2.0686e-02  1.1468e-01  1.2282e-01
  </code></pre>
  <p>I want to do inference on this model, but when i do model.eval() i get,</p>
  <pre><code>AttributeError: 'collections.OrderedDict' object has no attribute 'eval
  </code></pre>