Added singleton-comparison message example (#6158)

matusvalo · sprytnyk · Pierre-Sassoulas · web-flow · commit a36f1524f2df · 2022-04-03T23:28:48.000+02:00
Co-authored-by: Vladyslav Krylasov &lt;vladyslav.krylasov@gmail.com&gt;
Co-authored-by: Pierre Sassoulas &lt;pierre.sassoulas@gmail.com&gt;
diff --git a/doc/data/messages/s/singleton-comparison/bad.py b/doc/data/messages/s/singleton-comparison/bad.py
@@ -0,0 +1,3 @@
+game_won = True
+if game_won == True:  # [singleton-comparison]
+    print("Game won !")
diff --git a/doc/data/messages/s/singleton-comparison/good.py b/doc/data/messages/s/singleton-comparison/good.py
@@ -0,0 +1,3 @@
+game_won = True
+if game_won:
+    print("Game won !")
diff --git a/doc/data/messages/s/singleton-comparison/related.rst b/doc/data/messages/s/singleton-comparison/related.rst
@@ -0,0 +1 @@
+* `PEP 285 – Adding a bool type <https://peps.python.org/pep-0285/>`_

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+game_won = True`
	`2`	`+if game_won == True: # [singleton-comparison]`
	`3`	`+ print("Game won !")`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+* `PEP 285 – Adding a bool type <https://peps.python.org/pep-0285/>`_