diff --git a/ipython/profile_default/ipython_prompts.py b/ipython/profile_default/ipython_prompts.py
index 6d5a3b1..a85809d 100644
--- a/ipython/profile_default/ipython_prompts.py
+++ b/ipython/profile_default/ipython_prompts.py
@@ -1,14 +1,15 @@
-'''usage:
+"""usage:
 
 from myprompt import MyPrompts
 ip = get_ipython()
 ip.prompts = MyPrompts(ip)
-'''
+"""
 
 from IPython.terminal.prompts import Prompts, Token
 
 
 class MyPrompts(Prompts):
+
     def in_prompt_tokens(self, cli=None):
         return [
             (Token.Prompt, '['),