cherry-pick Fix import in windows. (#148) (#191)

Co-authored-by: Nwhs <wanghaoshuang@baidu.com>

demo/prune/train.py

@@ -8,10 +8,10 @@ import math
 import time
 import numpy as np
 import paddle.fluid as fluid
+sys.path[0] = os.path.join(os.path.dirname("__file__"), os.path.pardir)
 from paddleslim.prune import Pruner, save_model
 from paddleslim.common import get_logger
 from paddleslim.analysis import flops
-sys.path.append(sys.path[0] + "/../")
 import models
 from utility import add_arguments, print_arguments
 

demo/quant/quant_aware/train.py

@@ -8,8 +8,8 @@ import math
 import time
 import numpy as np
 import paddle.fluid as fluid
-sys.path.append(sys.path[0] + "/../../../")
-sys.path.append(sys.path[0] + "/../../")
+sys.path[0] = os.path.join(
+    os.path.dirname("__file__"), os.path.pardir, os.path.pardir)
 from paddleslim.common import get_logger
 from paddleslim.analysis import flops
 from paddleslim.quant import quant_aware, quant_post, convert

demo/quant/quant_post/eval.py

@@ -20,7 +20,8 @@ import functools
 
 import paddle
 import paddle.fluid as fluid
-sys.path.append('../../')
+sys.path[0] = os.path.join(
+    os.path.dirname("__file__"), os.path.pardir, os.path.pardir)
 import imagenet_reader as reader
 from utility import add_arguments, print_arguments
 

demo/quant/quant_post/export_model.py

@@ -8,9 +8,9 @@ import math
 import time
 import numpy as np
 import paddle.fluid as fluid
-sys.path.append(sys.path[0] + "/../../../")
+sys.path[0] = os.path.join(
+    os.path.dirname("__file__"), os.path.pardir, os.path.pardir)
 from paddleslim.common import get_logger
-sys.path.append(sys.path[0] + "/../../")
 import models
 from utility import add_arguments, print_arguments
 

demo/quant/quant_post/quant_post.py

@@ -9,10 +9,10 @@ import time
 import numpy as np
 import paddle.fluid as fluid
 
-sys.path.append(sys.path[0] + "/../../../")
+sys.path[0] = os.path.join(
+    os.path.dirname("__file__"), os.path.pardir, os.path.pardir)
 from paddleslim.common import get_logger
 from paddleslim.quant import quant_post
-sys.path.append(sys.path[0] + "/../../")
 from utility import add_arguments, print_arguments
 import imagenet_reader as reader
 _logger = get_logger(__name__, level=logging.INFO)