remove py2

Author: alingse

jsoncsv/dumptool.py

@@ -2,13 +2,10 @@
 # author@alingse
 # 2015.10.09
 
-import six
 import unicodecsv as csv
 import json
 import xlwt
 
-from jsoncsv import PY2
-
 
 class Dump(object):
 

setup.py

@@ -12,7 +12,7 @@
 
 setup(
     name='jsoncsv',
-    version='2.2.0',
+    version='2.2.1',
     url='https://github.com/alingse/jsoncsv',
     description='A command tool easily convert json file to csv or xlsx.',
     long_description=readme,