fix fro pre-commit

SunAhong1993 · SunAhong1993 · commit ec07a4c3c839 · 2021-04-16T14:30:00.000+08:00
diff --git a/x2paddle/op_mapper/dygraph/pytorch2paddle/aten.py b/x2paddle/op_mapper/dygraph/pytorch2paddle/aten.py
@@ -31,6 +31,7 @@
 }
 
 
+
 def aten_abs(mapper, graph, node):
     """ 构造获取绝对值的PaddleLayer。
 
diff --git a/x2paddle/op_mapper/dygraph/pytorch2paddle/pytorch_custom_layer/instance_norm.py b/x2paddle/op_mapper/dygraph/pytorch2paddle/pytorch_custom_layer/instance_norm.py
@@ -16,6 +16,7 @@
 from paddle.nn.functional import instance_norm
 from paddle.fluid.initializer import Constant
 
+
 class InstanceNorm(paddle.nn.Layer):
     """
     This class is based class for InstanceNorm1D, 2d, 3d. 

Original file line number	Diff line number	Diff line change
`@@ -31,6 +31,7 @@`
`31`	`31`	`}`
`32`	`32`
`33`	`33`
	`34`	`+`
`34`	`35`	`def aten_abs(mapper, graph, node):`
`35`	`36`	`""" 构造获取绝对值的PaddleLayer。`
`36`	`37`