update __all__ export

ppcls/arch/backbone/model_zoo/hardnet.py

@@ -16,6 +16,9 @@ MODEL_URLS = {
 }
 
 
+__all__ = MODEL_URLS.keys()
+
+
 def ConvLayer(in_channels, out_channels, kernel_size=3, stride=1, bias_attr=False):
     layer = nn.Sequential(
         ('conv', nn.Conv2D(

ppcls/arch/backbone/model_zoo/rednet.py

@@ -20,6 +20,9 @@ MODEL_URLS = {
 }
 
 
+__all__ = MODEL_URLS.keys()
+
+
 class Involution(nn.Layer):
     def __init__(self, channels, kernel_size, stride):
         super(Involution, self).__init__()

ppcls/arch/backbone/model_zoo/tnt.py

@@ -16,6 +16,9 @@ MODEL_URLS = {
 }
 
 
+__all__ = MODEL_URLS.keys()
+
+
 trunc_normal_ = TruncatedNormal(std=.02)
 zeros_ = Constant(value=0.)
 ones_ = Constant(value=1.)