changed numpy.fft to scipy.fft

Author: alexlib

openpiv/examples/notebooks/case_B_windef_small_window.ipynb

@@ -27,7 +27,7 @@
     "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
     "\n",
-    "from numpy.fft import rfft2, irfft2, fftshift"
+    "from scipy.fft import rfft2, irfft2, fftshift"
    ]
   },
   {

openpiv/examples/notebooks/extended_search_area_vectorized.ipynb

@@ -19,7 +19,7 @@
    "outputs": [],
    "source": [
     "import numpy as np\n",
-    "from numpy.fft import rfft2, irfft2, fftshift\n",
+    "from scipy.fft import rfft2, irfft2, fftshift\n",
     "from numpy import log\n",
     "import matplotlib.pyplot as plt\n",
     "from openpiv.tools import imread\n",

openpiv/examples/notebooks/pyprocess_test.ipynb

@@ -53,7 +53,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "from numpy.fft import rfft2, rfftn"
+    "from scipy.fft import rfft2, rfftn"
    ]
   },
   {

openpiv/examples/notebooks/studying_correlations.ipynb

@@ -8,7 +8,7 @@
 
 import os
 import numpy as np
-from numpy.fft import rfft2, irfft2, fftshift
+from scipy.fft import rfft2, irfft2, fftshift
 import scipy.ndimage as scn
 from scipy.interpolate import RectBivariateSpline
 from openpiv import pyprocess, validation, filters, tools, preprocess,scaling

openpiv/old_windef.py

@@ -8,7 +8,7 @@
 
 import os
 import numpy as np
-from numpy.fft import rfft2, irfft2, fftshift
+from scipy.fft import rfft2, irfft2, fftshift
 import scipy.ndimage as scn
 from scipy.interpolate import RectBivariateSpline
 from openpiv import validation, filters, pyprocess, tools, preprocess,scaling

openpiv/original_windef.py

@@ -1,6 +1,6 @@
 import numpy.lib.stride_tricks
 import numpy as np
-from numpy.fft import rfft2, irfft2, fftshift
+from scipy.fft import rfft2, irfft2, fftshift
 from numpy import ma
 from scipy.signal import convolve2d
 from numpy import log

openpiv/pyprocess.py

@@ -1,6 +1,6 @@
 import numpy.lib.stride_tricks
 import numpy as np
-from numpy.fft import rfftn, irfftn
+from scipy.fft import rfftn, irfftn
 from numpy import ma
 from tqdm import tqdm
 from openpiv.pyprocess import get_field_shape, find_first_peak

openpiv/pyprocess3D.py

@@ -20,7 +20,7 @@
     "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
     "\n",
-    "from numpy.fft import rfft2, irfft2"
+    "from scipy.fft import rfft2, irfft2"
    ]
   },
   {

openpiv/test/extended_search_area_vectorized.ipynb

@@ -15,7 +15,7 @@
 import numpy as np
 import matplotlib.pyplot as plt
 
-from numpy.fft import rfft2, irfft2
+from scipy.fft import rfft2, irfft2
 
 
 # In[3]: