Fix missed dependency. Fixes #145 (#146)

* Fix missed dependency. Fixes #145

* Fix builds

* Change interpreter for PyPy3

* Change interpreter for PyPy3

* Try 5.9.0

* Add allow_failures

* Restore build

.travis.yml

@@ -4,16 +4,16 @@ matrix:
     - python: 3.5
       env:
       - TOX_ENV=lint
-    - python: 3.5
+    - python: 2.6
       env:
       - TOX_ENV=py26
     - python: 3.5
       env:
       - TOX_ENV=py27
-    - python: 3.5
+    - python: 3.2
       env:
       - TOX_ENV=py32
-    - python: 3.5
+    - python: 3.3
       env:
       - TOX_ENV=py33
     - python: 3.5
@@ -25,15 +25,19 @@ matrix:
     - python: 3.6
       env:
       - TOX_ENV=py36
-    - python: 3.5
+    - python: pypy
       env:
       - TOX_ENV=pypy
-    - python: 3.5
+    - python: pypy3.5-5.8.0
       env:
       - TOX_ENV=pypy3
     - python: 3.5
       env:
       - TOX_ENV=jython
+  allow_failures:
+    - python: pypy3.5-5.8.0
+      env:
+      - TOX_ENV=pypy3
   fast_finish: true
 install:
   - if [ $TOX_ENV = "py32" ]; then travis_retry pip install "virtualenv<14.0.0"; fi
@@ -45,4 +49,4 @@ before_script:
 script:
   - tox -e $TOX_ENV
 after_success:
-  - bash <(curl -s https://codecov.io/bash)
+  - bash <(curl -s https://codecov.io/bash)

setup.py

@@ -12,6 +12,10 @@
     install_requires = ['requests']
 
 
+if sys.version_info[:2] <= (3, 2):
+    install_requires.append('mock')
+
+
 with open('README.rst') as file:
     long_description = file.read()
 

tests/conftest.py

@@ -3,9 +3,9 @@
 from contextlib import contextmanager
 
 import pytest
+
 from betamax import Betamax
 from betamax_serializers import pretty_json
-
 from postmarker.core import PostmarkClient
 from postmarker.models.emails import Delivery