From 970e350ba741500bfb41effbf1f6b86be951b066 Mon Sep 17 00:00:00 2001
From: Ben Thompson <t.ben.thompson@gmail.com>
Date: Mon, 6 Jun 2016 19:44:59 -0400
Subject: [PATCH] Added tox script.

---
 .gitignore            |  1 +
 MANIFEST.in           |  3 +++
 cppimport/checksum.py | 11 ++++++++++-
 setup.py              |  2 +-
 tox.ini               | 10 ++++++++++
 5 files changed, 25 insertions(+), 2 deletions(-)
 create mode 100644 MANIFEST.in
 create mode 100644 tox.ini

diff --git a/.gitignore b/.gitignore
index 4afb3fe..e1484c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ build
 cppimport.egg-info
 dist
 .cache
+.tox
diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..6ded34c
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,3 @@
+include tox.ini
+include README.md
+recursive-include tests *
diff --git a/cppimport/checksum.py b/cppimport/checksum.py
index 2783d19..bfeee2e 100644
--- a/cppimport/checksum.py
+++ b/cppimport/checksum.py
@@ -1,8 +1,10 @@
 import os
 import pickle
 import hashlib
+import traceback
 
 import cppimport.find
+import cppimport.config
 
 # I use .${filename}.cppimporthash as the checksum file for each module.
 def get_checksum_filepath(filepath):
@@ -24,7 +26,14 @@ def is_checksum_current(module_data):
     if not os.path.exists(checksum_filepath):
         return False
 
-    deps, old_checksum = pickle.load(open(checksum_filepath, 'rb'))
+    try:
+        deps, old_checksum = pickle.load(open(checksum_filepath, 'rb'))
+    except ValueError as e:
+        cppimport.config.quiet_print(
+            "Failed to load checksum due to exception" + traceback.format_exc()
+        )
+        return False
+
     cur_checksum = calc_cur_checksum(deps, module_data)
     if old_checksum != cur_checksum:
         return False
diff --git a/setup.py b/setup.py
index 1432c18..1141fde 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
     packages = ['cppimport'],
 
     install_requires = [
-        'mako', 'pybind11', 'pytest'
+        'mako', 'pybind11'
     ],
     zip_safe = False,
     entry_points = {
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..3e4b100
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,10 @@
+[tox]
+envlist = py27, py35
+
+[testenv]
+deps =
+    pytest
+    mako
+    pybind11
+commands =
+    py.test