include special.fibonacci in the docs

Author: Paul Kienzle

doc/genapi.py

@@ -91,6 +91,7 @@ def genfiles(package, package_name, modules, dir='api'):
     ('sasview_model', 'Sasview interface'),
     ('sesans', 'SESANS calculation routines'),
     ('special', 'Special functions library'),
+    ('special.fibonacci', 'Fibonacci spiral spherical integration'),
     ('weights', 'Distribution functions'),
 ]
 package = 'sasmodels'

sasmodels/special/fibonacci.py

@@ -18,12 +18,16 @@ def fibonacci_sphere(npoints_fibonacci: int):
     """
     Generates npoints quasi-uniformly distributed on the unit sphere
     in Cartesian coordinates (x,y,z) and their associated weights.
+
     Parameters
     ----------
+
     npoints : int
         Number of points to generate.
+
     Returns
     -------
+
     points : ndarray, shape (npoints, 3)
         Cartesian coordinates of the points on the unit sphere.
     weights : ndarray, shape (npoints,)
@@ -45,8 +49,10 @@ def fibonacci_sphere(npoints_fibonacci: int):
 def plot_fibonacci_sphere(npoints_fibonacci=500, figsize=(7, 7)):
     """
     3D representation of Fibonacci points on the unit sphere.
+
     Parameters
     ----------
+
     npoints : int
         Number of points to generate and display.
     figsize : tuple