refactor

paddleaudio/paddleaudio/compliance/kaldi.py

@@ -17,8 +17,8 @@ from typing import Tuple
 import paddle
 from paddle import Tensor
 
+from ..functional import create_dct
 from ..functional.window import get_window
-from .spectrum import create_dct
 
 __all__ = [
     'spectrogram',

paddleaudio/paddleaudio/datasets/__init__.py

@@ -15,10 +15,3 @@ from .esc50 import ESC50
 from .gtzan import GTZAN
 from .tess import TESS
 from .urban_sound import UrbanSound8K
-
-__all__ = [
-    'ESC50',
-    'UrbanSound8K',
-    'GTZAN',
-    'TESS',
-]

paddleaudio/paddleaudio/datasets/dataset.py

@@ -17,8 +17,8 @@ import numpy as np
 import paddle
 
 from ..backends import load as load_audio
-from ..features import melspectrogram
+from ..compliance.librosa import melspectrogram
-from ..features import mfcc
+from ..compliance.librosa import mfcc
 
 feat_funcs = {
     'raw': None,

paddleaudio/paddleaudio/features/__init__.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-from .librosa import LogMelSpectrogram
+from .layers import LogMelSpectrogram
-from .librosa import MelSpectrogram
+from .layers import MelSpectrogram
-from .librosa import Spectrogram
+from .layers import MFCC
+from .layers import Spectrogram

paddleaudio/paddleaudio/metric/mcd.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import mcd.metrics_fast as mt
+import numpy as np
 from mcd import dtw
 
 __all__ = [