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Commit 8e1f2d01 authored by Mads M. Pedersen's avatar Mads M. Pedersen
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notimplementederror for unknown 'type'-argument in _differentiation.py

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wetb/signal/filters/_differentiation.py
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...@@ -40,8 +40,10 @@ def differentiation(x, type='center', sample_frq=None, cutoff_frq=None): ...@@ -40,8 +40,10 @@ def differentiation(x, type='center', sample_frq=None, cutoff_frq=None):
x = np.array(x) x = np.array(x)
if type=="left": if type=="left":
dy = np.r_[np.nan, x[1:]-x[:-1]] dy = np.r_[np.nan, x[1:]-x[:-1]]
if type=="center": elif type=="center":
dy = np.r_[x[1]-x[0], (x[2:]-x[:-2])/2, x[-1]-x[-2]] dy = np.r_[x[1]-x[0], (x[2:]-x[:-2])/2, x[-1]-x[-2]]
if type=="right": elif type=="right":
dy = np.r_[x[1:]-x[:-1], np.nan] dy = np.r_[x[1:]-x[:-1], np.nan]
else:
raise NotImplementedError()
return dy return dy
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