@@ -0,0 +1,171 @@
+import numpy as np%0A%0Adef linspacing(low, high, step, nmin=3):%0A    %22%22%22 %22%22%22%0A    ext = high - low%0A    n = max(nmin, int(ext * 1. / step))%0A    return np.linspace(low, high, n)%0A

put utility functions here