diff --git a/.gitignore b/.gitignore
index b03d700..94a369e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,13 @@
 *.pyc
 build/*
 dist/*
+.tox/
 pcpp.egg-info/*
+tests/alternate_input_encodings.c
+tests/issue0017.i
+tests/issue0025.i
+tests/issue0030.c
+tests/issue0037.i
+tests/issue0044.i
+tests/issue0051.i
+tests/issue0063.i
diff --git a/.python-version b/.python-version
new file mode 100644
index 0000000..890291b
--- /dev/null
+++ b/.python-version
@@ -0,0 +1,6 @@
+2.7.18
+3.7.15
+3.8.15
+3.9.15
+3.10.8
+3.11.0
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..f262abe
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,8 @@
+[tox]
+envlist = py27,py37,py38,py39,py310,py311
+
+[testenv]
+usedevelop = true
+deps = -rrequirements.txt
+platforms = linux2|linux
+commands = python setup.py test