Add docstring to SinoNormalization

nabu/reconstruction/sinogram.py

@@ -287,6 +287,12 @@ class SinoNormalization:
                - chebyshev: Each sinogram line is estimated by a Chebyshev polynomial
                of degree 2. This estimation is then subtracted from the sinogram.
             Default is "chebyshev"
+        sinos_shape: tuple, optional
+            Shape of the sinogram or sinogram stack.
+            Either this parameter or 'radios_shape' has to be provided.
+        radios_shape: tuple, optional
+            Shape of the projections or projections stack.
+            Either this parameter or 'sinos_shape' has to be provided.
         """
         self._get_shapes(sinos_shape, radios_shape)
         self._set_kind(kind)
@@ -299,6 +305,9 @@ class SinoNormalization:
         check_supported(kind, self.kinds, "sinogram normalization kind")
         self.normalization_kind = kind
 
+    #
+    # Chebyshev normalization
+    #
 
     def _normalize_chebyshev_2D(self, sino):
         output = sino # inplace