update readme (#1217)

demo/auto_compression/README.md

@@ -33,7 +33,7 @@ import paddle
 from PIL import Image
 from paddle.vision.datasets import DatasetFolder
 from paddle.vision.transforms import transforms
-from paddleslim.auto_compression import AutoCompression
+from paddleslim.auto_compression import AutoCompression, Quantization, HyperParameterOptimization
 paddle.enable_static()
 # 定义DataSet
 class ImageNetDataset(DatasetFolder):
@@ -65,7 +65,7 @@ ac = AutoCompression(
     model_filename="inference.pdmodel",
     params_filename="inference.pdiparams",
     save_dir="output",
-    config=None,
+    config={'Quantization': Quantization(), "HyperParameterOptimization": HyperParameterOptimization(max_quant_count=5)},
     train_dataloader=train_loader,
     eval_dataloader=train_loader)  # eval_function to verify accuracy
 ac.compress()

paddleslim/auto_compression/compressor.py

@@ -137,8 +137,14 @@ class AutoCompression:
         # load config
         if isinstance(config, str):
             config = load_config(config)
-        self.strategy_config = extract_strategy_config(config)
-        self.train_config = extract_train_config(config)
+            self.strategy_config = extract_strategy_config(config)
+            self.train_config = extract_train_config(config)
+        elif isinstance(config, dict):
+            if 'TrainConfig' in config:
+                self.train_config = config.pop('TrainConfig')
+            else:
+                self.train_config = None
+            self.strategy_config = config
 
         # prepare dataloader
         self.feed_vars = get_feed_vars(self.model_dir, model_filename,