use with open rather than manual file open/close

froydnj · froydnj · commit a7b42ee63cf0 · 2018-02-02T09:46:05.000-05:00
Shorter, more idiomatic code is a good thing.
diff --git a/tools/webidl_binder.py b/tools/webidl_binder.py
@@ -749,12 +749,10 @@ class %s : public %s {
 
 # Write
 
-c = open(output_base + '.cpp', 'w')
-for x in pre_c: c.write(x)
-for x in mid_c: c.write(x)
-c.close()
-
-js = open(output_base + '.js', 'w')
-for x in mid_js: js.write(x)
-js.close()
+with open(output_base + '.cpp', 'w') as c:
+  for x in pre_c: c.write(x)
+  for x in mid_c: c.write(x)
+
+with open(output_base + '.js', 'w') as js:
+  for x in mid_js: js.write(x)
 
