cleanup of list_all and delete_all

skratch.py

@@ -11,10 +11,8 @@ def make_dir(d):
 		os.mkdir(d)
 		
 def delete_all(d):
-	if not os.path.exists(d):
-		print("Skratch path doesn't exist")
-	else:
-		list_all(d)
+	fc = list_all(d)
+	if fc:
 		x = input("Delete the above files? y/N ")
 		if x.lower() == 'y':
 			for file in os.listdir(d):
@@ -26,11 +24,14 @@ def delete_all(d):
 def list_all(d):
 	if not os.path.exists(d):
 		print("Skratch path doesn't exist")
-	elif os.listdir(d) == []:
+		return 0
+	files = os.listdir(d)
+	if files == []:
 		print("No skratch files exist")
 	else:
-		for file in os.listdir(d):
+		for file in files:
 			print(file)
+	return len(files)
 	
 def get_editor(use_v):
 	v = os.getenv("VISUAL")