[pre-commit.ci] auto fixes from pre-commit hooks

Author: pre-commit-ci[bot]

src/diffpy/fourigui/fourigui.py

@@ -394,7 +394,7 @@ def fft(self):
         def perform_fft(fftholder):
             fftholder = np.nan_to_num(fftholder)
             size = list(fftholder.shape)
-            axes = list(range(len(size))) 
+            axes = list(range(len(size)))
             fftholder = np.fft.ifftshift(fftholder)
             fftholder = np.fft.fftn(fftholder, s=size, axes=axes, norm="ortho")
             fftholder = np.fft.fftshift(fftholder)