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MAINT: move away from numpy.fix in favor of numpy.trunc #830

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Merged
rgommers merged 1 commit into from
Nov 9, 2025
Merged

MAINT: move away from numpy.fix in favor of numpy.trunc #830

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2 changes: 1 addition & 1 deletion demo/image_blender.py
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,7 @@ def array2image(arr, mode):
arr = arr.swapaxes(1, 2).swapaxes(0, 2)
arr[arr < 0] = 0
arr[arr > 255] = 255
arr = numpy.fix(arr).astype(numpy.uint8)
arr = numpy.trunc(arr).astype(numpy.uint8)
return Image.frombytes(mode, arr.shape[1::-1], arr.tobytes())


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18 changes: 9 additions & 9 deletions pywt/data/_wavelab_signals.py
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Expand Up @@ -200,12 +200,12 @@ def demo_signal(name='Bumps', n=None):
f = f[512:1536]
elif name == 'piece-regular':
f = np.zeros(n)
n_12 = int(np.fix(n / 12))
n_7 = int(np.fix(n / 7))
n_5 = int(np.fix(n / 5))
n_3 = int(np.fix(n / 3))
n_2 = int(np.fix(n / 2))
n_20 = int(np.fix(n / 20))
n_12 = int(np.trunc(n / 12))
n_7 = int(np.trunc(n / 7))
n_5 = int(np.trunc(n / 5))
n_3 = int(np.trunc(n / 3))
n_2 = int(np.trunc(n / 2))
n_20 = int(np.trunc(n / 20))
f1 = -15 * demo_signal('bumps', n)
t = np.arange(1, n_12 + 1) / n_12
f2 = -np.exp(4 * t)
Expand All @@ -231,9 +231,9 @@ def demo_signal(name='Bumps', n=None):
f = bias - f
elif name == 'piece-polynomial':
f = np.zeros(n)
n_5 = int(np.fix(n / 5))
n_10 = int(np.fix(n / 10))
n_20 = int(np.fix(n / 20))
n_5 = int(np.trunc(n / 5))
n_10 = int(np.trunc(n / 10))
n_20 = int(np.trunc(n / 20))
t = np.arange(1, n_5 + 1) / n_5
f1 = 20 * (t**3 + t**2 + 4)
f3 = 40 * (2 * t**3 + t) + 100
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