Tools: make and declare examples.py flake8-compliant

Tools/autotest/examples.py

@@ -1,5 +1,14 @@
+#!/usr/bin/env python
+
+"""
+Contains functions used to test the ArduPilot examples
+
+AP_FLAKE8_CLEAN
+"""
+
 from __future__ import print_function
 
+
 import os
 import pexpect
 import signal
@@ -8,6 +17,7 @@ import time
 
 from pysim import util
 
+
 def run_example(filepath, valgrind=False, gdb=False):
     cmd = []
     if valgrind:
@@ -41,6 +51,7 @@ def run_example(filepath, valgrind=False, gdb=False):
 
     print("Ran: (%s)" % str(cmd))
 
+
 def run_examples(debug=False, valgrind=False, gdb=False):
     dirpath = util.reltopdir(os.path.join('build', 'linux', 'examples'))