cleanup python versions

.python-version

@@ -1 +1 @@
-3.6.2
+3.6.6

.travis.yml

@@ -1,12 +1,20 @@
+dist: xenial
 language: python
 
 python:
+  - "2.6"
   - "2.7"
   - "3.3"
   - "3.4"
   - "3.5"
   - "3.6"
 
+matrix:
+  include:
+  - python: 3.7
+    dist: xenial
+    sudo: true
+
 env:
  - REQUESTS="requests" # latest
  - REQUESTS="requests==2.5" # min version of requests library

HISTORY.md

@@ -1,5 +1,7 @@
 ## master
 
+- [#41](https://github.com/castle/castle-python/pull/41) add python 2.6, python 3.7
+
 ## 2.2.0 (2018-04-18)
 
 ### Breaking Changes:

castle/headers_formatter.py

@@ -1,4 +1,5 @@
 import re
+import sys
 
 
 class HeadersFormatter(object):
@@ -8,4 +9,7 @@ def call(header):
 
     @staticmethod
     def split(header):
-        return re.split(r'_|-', re.sub(r'^HTTP(?:_|-)', '', header, flags=re.IGNORECASE))
+        if sys.version_info[:2] == (2, 6):
+            return re.split(r'_|-', re.sub(re.compile(r'^HTTP(?:_|-)', re.IGNORECASE), '', header))
+        else:
+            return re.split(r'_|-', re.sub(r'^HTTP(?:_|-)', '', header, flags=re.IGNORECASE))

castle/test/__init__.py

@@ -19,6 +19,9 @@
 else:
     from unittest import mock
 
+if sys.version_info[:2] == (2, 6):
+    import subprocess
+    subprocess.call(["sed", "-i", "-e",  's/import _io/import io as _io/g', "/home/travis/build/castle/castle-python/.eggs/responses-0.6.2-py2.6.egg/responses.py"])
 
 TEST_MODULES = [
     'castle.test.api_test',

setup.py

@@ -1,8 +1,18 @@
-from setuptools import find_packages, setup
+import sys
+
+try:
+    from setuptools import find_packages, setup
+except ImportError:
+    from distutils.core import find_packages, setup
 
 from castle.version import VERSION
 
 
+if sys.version_info[:2] == (2, 6):
+    tests_require = ['responses<0.7', 'unittest2']
+else:
+    tests_require = ['responses']
+
 setup(
     name="castle",
     version=VERSION,
@@ -23,13 +33,15 @@
         'Programming Language :: Python :: 2.6',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
     ],
     install_requires=[
         'requests>=2.5',
     ],
-    tests_require=['responses'],
+    tests_require=tests_require,
     test_suite='castle.test.all'
 )