Sort imports

Author: acsany

code-image-generator/source_code_final/app.py

@@ -1,6 +1,12 @@
 import base64
-
-from flask import Flask, render_template, session, request, redirect, url_for
+from flask import (
+    Flask,
+    redirect,
+    render_template,
+    request,
+    session,
+    url_for,
+)
 from pygments import highlight
 from pygments.formatters import HtmlFormatter
 from pygments.lexers import Python3Lexer