[stop-iteration-return] Use the multiple files template

doc/data/messages/s/stop-iteration-return/bad/fruit_generator.py

@@ -0,0 +1,4 @@
+def fruit_generator():
+    for fruit in ["apple", "banana"]:
+        yield fruit
+    raise StopIteration  # [stop-iteration-return]

doc/data/messages/s/stop-iteration-return/bad/two_fruit_generator.py

@@ -0,0 +1,3 @@
+def two_fruits_generator(fruits):
+    for fruit in fruits:
+        yield fruit, next(fruits)  # [stop-iteration-return]

doc/data/messages/s/stop-iteration-return/bad.py → doc/data/messages/s/stop-iteration-return/bad/two_good_fruit_generator.py

@@ -1,14 +1,3 @@
-def fruit_generator():
-    for fruit in ["apple", "banana"]:
-        yield fruit
-    raise StopIteration  # [stop-iteration-return]
-
-
-def two_fruits_generator(fruits):
-    for fruit in fruits:
-        yield fruit, next(fruits)  # [stop-iteration-return]
-
-
 def two_good_fruits_generator(fruits):
     for fruit in fruits:
         if not fruit.is_tasty():

doc/data/messages/s/stop-iteration-return/good/fruit_generator.py

@@ -0,0 +1,4 @@
+def fruit_generator():
+    """The example is simple enough you don't need an explicit return."""
+    for fruit in ["apple", "banana"]:
+        yield fruit

doc/data/messages/s/stop-iteration-return/good/two_fruit_generator.py

@@ -0,0 +1,8 @@
+def two_fruits_generator(fruits):
+    """Catching the StopIteration."""
+    for fruit in fruits:
+        try:
+            yield fruit, next(fruits)
+        except StopIteration:
+            print("Sorry there is only one fruit left.")
+            yield fruit, None

doc/data/messages/s/stop-iteration-return/good.py → doc/data/messages/s/stop-iteration-return/good/two_good_fruit_generator.py

@@ -1,19 +1,3 @@
-def fruit_generator():
-    """The example is simple enough you don't need an explicit return."""
-    for fruit in ["apple", "banana"]:
-        yield fruit
-
-
-def two_fruits_generator(fruits):
-    """Catching the StopIteration."""
-    for fruit in fruits:
-        try:
-            yield fruit, next(fruits)
-        except StopIteration:
-            print("Sorry there is only one fruit left.")
-            yield fruit, None
-
-
 def two_good_fruits_generator(fruits):
     """A return can be used to end the iterator early, but not a StopIteration."""
     for fruit in fruits: