ADD: support for pylint.

bin/coverage-html.py

@@ -2,14 +2,14 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 import argparse
-import coverage
 import datetime
 import os
 import shutil
 import sys
+import coverage
 
 
-class Command(object):
+class Command(object):  # pylint: disable=too-few-public-methods
     default_browser = 'firefox'
 
     @staticmethod
@@ -64,9 +64,9 @@ class Command(object):
         sys.stdout.write('Report directory: {}\n'.format(report_dir))
         try:
             self._create_report(report_dir)
-        except Exception as e1:
+        except Exception as e:
             self._remove_report_directory(report_dir)
-            raise e1
+            raise e
 
         exitval = self._show_report(report_dir)
         return exitval