Entries from 2015-06-29 to 1 day
def interp_nan(x): ''' Replace nan by interporation http://stackoverflow.com/questions/6518811/interpolate-nan-values-in-a-numpy-array ''' ok = -np.isnan(x) xp = ok.nonzero()[0] fp = x[ok] _x = np.isnan(x).nonzero()[0] x[-ok] = np.interp(_…