Updates tutorials and adds display for excluded regions

Author: AndrewSazonov

docs/tutorials/index.md

@@ -46,7 +46,7 @@ The tutorials are organized into the following categories.
 - [Si `pd-neut-tof`](cryst-struct_pd-neut-tof_Si-SEPD.ipynb) –
   Demonstrates a Rietveld refinement of the Si crystal structure using
   time-of-flight neutron powder diffraction data from SEPD at Argonne.
-- [NCAF `pd-neut-tof`](cryst-struct_pd-neut-tof_multidata_NCAF-WISH.py) –
+- [NCAF `pd-neut-tof`](cryst-struct_pd-neut-tof_multidata_NCAF-WISH.ipynb) –
   Demonstrates a Rietveld refinement of the Na2Ca3Al2F14 crystal structure 
   using two time-of-flight neutron powder diffraction datasets (from two 
   detector banks) of the WISH instrument at ISIS.

src/easydiffraction/experiments/collections/excluded_regions.py

@@ -1,6 +1,7 @@
-import numpy as np
-from typing import Type
+from typing import List, Type
 
+from easydiffraction.utils.utils import render_table
+from easydiffraction.utils.formatting import paragraph
 from easydiffraction.core.objects import (
     Parameter,
     Descriptor,
@@ -73,3 +74,20 @@ def on_item_added(self, item: ExcludedRegion) -> None:
         pattern.x = pattern.full_x[~pattern.excluded]
         pattern.meas = pattern.full_meas[~pattern.excluded]
         pattern.meas_su = pattern.full_meas_su[~pattern.excluded]
+
+    def show(self) -> None:
+        # TODO: Consider moving this to the base class
+        #  to avoid code duplication with implementations in Background, etc.
+        #  Consider using parameter names as column headers
+        columns_headers: List[str] = ["minimum", "maximum"]
+        columns_alignment = ["left", "left"]
+        columns_data: List[List[float]] = []
+        for region in self._items.values():
+            minimum = region.minimum.value
+            maximum = region.maximum.value
+            columns_data.append([minimum, maximum])
+
+        print(paragraph("Excluded regions"))
+        render_table(columns_headers=columns_headers,
+                     columns_alignment=columns_alignment,
+                     columns_data=columns_data)

tutorials/cryst-struct_pd-neut-tof_multiphase-LBCO-Si_McStas.py

@@ -205,6 +205,12 @@
 experiment.excluded_regions.add(minimum=0, maximum=40000)
 experiment.excluded_regions.add(minimum=108000, maximum=200000)
 
+# %% [markdown]
+# Show excluded regions
+
+# %%
+experiment.excluded_regions.show()
+
 # %% [markdown]
 # Show measured data after adding excluded regions