book-store: Rename parameters to exercise placeholder per exercism#547

ilya-khadykin · web-flow · commit b2fd4a0a76ab · 2017-10-07T09:26:11.000+03:00
diff --git a/exercises/book-store/book_store.py b/exercises/book-store/book_store.py
@@ -1,2 +1,2 @@
-def calculate_total(array, number=None):
+def calculate_total(books):
     pass

Original file line number	Diff line number	Diff line change
`@@ -1,2 +1,2 @@`
`1`		`-def calculate_total(array, number=None):`
	`1`	`+def calculate_total(books):`
`2`	`2`	`pass`