Bump pytest version to latestpytest-version-bump

Previously, pytest was pinned to an old version because of a bug in
pytest that has since been fixed. This change now puts us back to using
the latest version of pytest.

Fixes #253

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index a2bd736..e53eb83 100755
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@ if sys.argv[-1] == 'publish':
     sys.exit()
 
 tests_require = [
-    'pytest==2.7.3',
+    'pytest >3,<4',
     'pytest-cov',
     'pytest-runner',
 ]