Fix #62

Author: cokelaer

src/spectrum/correlog.py

@@ -109,7 +109,7 @@ def CORRELOGRAMPSD(X, Y=None, lag=-1, window='hamming',
     # Window should be centered around zero. Moreover, we want only the
     # positive values. So, we need to use 2*lag + 1 window and keep values on
     # the right side.
-    w = Window(2.*lag+1, window, **window_params)
+    w = Window(2*lag+1, window, **window_params)
     w = w.data[lag+1:]
 
     # compute the cross correlation

src/spectrum/window.py

@@ -167,7 +167,6 @@ def _getMeanSquare(self):
         return np.sum(self.data**2)/self.N
     mean_square = property(fget=_getMeanSquare, doc="returns :math:`\frac{w^2}{N}`")
 
-
     def _getName(self):
         return self.__name
     name = property(fget=_getName, doc="Getter for the window name")
@@ -190,7 +189,6 @@ def _getResponse(self):
     response = property(fget=_getResponse, doc="Getter for the frequency \
         response. See :meth:`compute_response`")
 
-
     def compute_response(self, **kargs):
         """Compute the window data frequency response