Fix repeated printing and alter documentation

Author: Jacobluke-

dabest/_classes.py

@@ -2707,10 +2707,6 @@ def __pre_calc(self):
 
                 reprs.append(text_repr)
 
-        varname = get_varname(self.__dabest_obj)
-        lastline = "To get the results of all valid statistical tests, " +\
-        "use `{}.{}.statistical_tests`".format(varname, self.__effect_size)
-        reprs.append(lastline)
 
         reprs.insert(0, print_greeting())
 
@@ -2789,7 +2785,6 @@ def __pre_calc(self):
         "use `{}.{}.statistical_tests`".format(varname, self.__effect_size)
         reprs.append(lastline)
 
-        reprs.insert(0, print_greeting())
 
         self.__for_print = "\n\n".join(reprs)
 

docs/source/_images/sankey_1.png

@@ -319,10 +319,10 @@ the ``is_paired`` parameter is set to either ``baseline`` or  ``sequential`` whe
   :linenos:
 
 
-    two_groups_baseline = dabest.load(df, idx=("Control 1", "Test 1"), 
-                                  proportional=True, paired="baseline", id_col="ID")
-    
-    two_groups_baseline.mean_diff.plot();
+  two_groups_baseline = dabest.load(df, idx=("Control 1", "Test 1"), 
+                                proportional=True, paired="baseline", id_col="ID")
+  
+  two_groups_baseline.mean_diff.plot();
 
 .. image:: _images/sankey_1.png
 
@@ -332,7 +332,7 @@ The paired proportional plot also supports the ``float_contrast`` parameter, whi
   :linenos:
 
 
-    two_groups_baseline.mean_diff.plot(float_contrast=False);
+  two_groups_baseline.mean_diff.plot(float_contrast=False);
 
 
 
@@ -369,6 +369,12 @@ Repeated measures is also supported in paired proportional plot, by changing the
 
 .. image:: _images/sankey_4.png
 
+From the above two images, we can see that the on both the observed value plot and delta plot, the pairs compared are different in terms of the paired settings.
+
+If you want to specify the order of the groups, you can use the ``idx`` parameter in the ``.load()`` method.
+
+For all the groups to be compared together, you can put all the groups in the ``idx`` parameter in the ``.load()`` method without subbrackets.
+
 .. code-block:: python3
   :linenos: