restructure

alphamind/data/standardize.py

@@ -6,7 +6,8 @@ Created on 2017-4-25
 """
 
 import numpy as np
-from alphamind.data.impl import transform
+
+from alphamind.aggregate import transform
 
 
 def standardize(x: np.ndarray, groups: np.ndarray=None) -> np.ndarray:

alphamind/data/winsorize.py

@@ -6,7 +6,8 @@ Created on 2017-4-25
 """
 
 import numpy as np
-from alphamind.data.impl import transform
+
+from alphamind.aggregate import transform
 
 
 def winsorize_normal(x: np.ndarray, num_stds: int=3, groups: np.ndarray=None) -> np.ndarray:

setup.py

@@ -23,7 +23,7 @@ else:
     line_trace = False
 
 
-ext_modules = ['alphamind/data/impl.pyx']
+ext_modules = ['alphamind/aggregate.pyx']
 
 
 def generate_extensions(ext_modules, line_trace=False):