修改python模块引用方式

pyat/ProfileRead.py

@@ -1,9 +1,9 @@
 import unicodedata
 import numpy as np
-from pyat.ProfileDataType import Profile
+from ProfileDataType import Profile
 from scipy.interpolate import interp1d
 from scipy.signal import butter, filtfilt
-from pyat.DataBase import DataBase
+from DataBase import DataBase
 
 '''
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