diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 00000000..01b077ab
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,22 @@
+sudo: false
+language: python
+python:
+  - "3.4"
+
+env:
+  - TOXENV=py33 TEST_SUITE=clive
+  - TOXENV=py34 TEST_SUITE=clive
+  - TEST_SUITE=validate
+
+install:
+  - bin/travis/setup.sh $TEST_SUITE
+
+script:
+  - bin/travis/dispatch.sh $TEST_SUITE
+
+notifications:
+  email: false
+  irc:
+    channels: "irc.freenode.net#pyvideo"
+    on_success: always
+    on_failure: always
diff --git a/bin/travis/dispatch.sh b/bin/travis/dispatch.sh
new file mode 100755
index 00000000..f72272be
--- /dev/null
+++ b/bin/travis/dispatch.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+SUITE=${1:-all}
+
+case $SUITE in
+    clive )
+        cd src/ && tox
+        ;;
+
+    validate )
+        clive-cmd validate data/
+        ;;
+
+    * )
+        echo "Unknown test suite '$SUITE'."
+        exit 1
+        ;;
+esac
diff --git a/bin/travis/setup.sh b/bin/travis/setup.sh
new file mode 100755
index 00000000..5ca3f2a5
--- /dev/null
+++ b/bin/travis/setup.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+SUITE=${1:-all}
+
+pip install -U tox
+
+case $SUITE in
+    validate )
+        cd src && pip install .
+        ;;
+
+esac
diff --git a/src/.editorconfig b/src/.editorconfig
new file mode 100644
index 00000000..d4a2c440
--- /dev/null
+++ b/src/.editorconfig
@@ -0,0 +1,21 @@
+# http://editorconfig.org
+
+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+insert_final_newline = true
+charset = utf-8
+end_of_line = lf
+
+[*.bat]
+indent_style = tab
+end_of_line = crlf
+
+[LICENSE]
+insert_final_newline = false
+
+[Makefile]
+indent_style = tab
diff --git a/src/.travis.yml b/src/.travis.yml
new file mode 100644
index 00000000..0d50ac23
--- /dev/null
+++ b/src/.travis.yml
@@ -0,0 +1,17 @@
+# Config file for automatic testing at travis-ci.org
+# This file will be regenerated if you run travis_pypi_setup.py
+
+language: python
+
+env:
+  - TOXENV=py35
+  - TOXENV=py34
+  - TOXENV=py33
+
+# command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
+install: pip install -U tox
+
+# command to run tests, e.g. python setup.py test
+script: tox
+
+
diff --git a/src/AUTHORS.rst b/src/AUTHORS.rst
new file mode 100644
index 00000000..1017fa9d
--- /dev/null
+++ b/src/AUTHORS.rst
@@ -0,0 +1,8 @@
+=======
+Credits
+=======
+
+Contributors
+============
+
+See ``git log --format="%an" | sort -u``
diff --git a/src/HISTORY.rst b/src/HISTORY.rst
new file mode 100644
index 00000000..5cd1c817
--- /dev/null
+++ b/src/HISTORY.rst
@@ -0,0 +1,8 @@
+=======
+History
+=======
+
+0.1.0 (in development)
+======================
+
+* FIXME
diff --git a/src/LICENSE b/src/LICENSE
new file mode 100644
index 00000000..e15d0b1b
--- /dev/null
+++ b/src/LICENSE
@@ -0,0 +1,14 @@
+Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
diff --git a/src/MANIFEST.in b/src/MANIFEST.in
new file mode 100644
index 00000000..2bb6bb1c
--- /dev/null
+++ b/src/MANIFEST.in
@@ -0,0 +1,11 @@
+include AUTHORS.rst
+include CONTRIBUTING.rst
+include HISTORY.rst
+include LICENSE
+include README.rst
+
+recursive-include tests *
+recursive-exclude * __pycache__
+recursive-exclude * *.py[co]
+
+recursive-include docs *.rst conf.py Makefile make.bat
diff --git a/src/Makefile b/src/Makefile
new file mode 100644
index 00000000..c56bc520
--- /dev/null
+++ b/src/Makefile
@@ -0,0 +1,70 @@
+.PHONY: clean-pyc clean-build docs clean
+define BROWSER_PYSCRIPT
+import os, webbrowser, sys
+try:
+	from urllib import pathname2url
+except:
+	from urllib.request import pathname2url
+
+webbrowser.open("file://" + pathname2url(os.path.abspath(sys.argv[1])))
+endef
+export BROWSER_PYSCRIPT
+BROWSER := python -c "$$BROWSER_PYSCRIPT"
+
+help:
+	@echo "clean - remove all build, test, coverage and Python artifacts"
+	@echo "clean-build - remove build artifacts"
+	@echo "clean-pyc - remove Python file artifacts"
+	@echo "clean-test - remove test and coverage artifacts"
+	@echo "lint - check style with flake8"
+	@echo "test - run tests quickly with the default Python"
+	@echo "test-all - run tests on every Python version with tox"
+	@echo "coverage - check code coverage quickly with the default Python"
+	@echo "docs - generate Sphinx HTML documentation, including API docs"
+	@echo "install - install the package to the active Python's site-packages"
+
+clean: clean-build clean-pyc clean-test
+
+clean-build:
+	rm -fr build/
+	rm -fr dist/
+	rm -fr .eggs/
+	find . -name '*.egg-info' -exec rm -fr {} +
+	find . -name '*.egg' -exec rm -f {} +
+
+clean-pyc:
+	find . -name '*.pyc' -exec rm -f {} +
+	find . -name '*.pyo' -exec rm -f {} +
+	find . -name '*~' -exec rm -f {} +
+	find . -name '__pycache__' -exec rm -fr {} +
+
+clean-test:
+	rm -fr .tox/
+	rm -f .coverage
+	rm -fr htmlcov/
+
+lint:
+	flake8 clive tests
+
+test:
+	python setup.py test
+
+test-all:
+	tox
+
+coverage:
+	coverage run --source clive setup.py test
+	coverage report -m
+	coverage html
+	$(BROWSER) htmlcov/index.html
+
+docs:
+	rm -f docs/clive.rst
+	rm -f docs/modules.rst
+	sphinx-apidoc -o docs/ clive
+	$(MAKE) -C docs clean
+	$(MAKE) -C docs html
+	$(BROWSER) docs/_build/html/index.html
+
+install: clean
+	python setup.py install
diff --git a/src/README.rst b/src/README.rst
new file mode 100644
index 00000000..e99e4788
--- /dev/null
+++ b/src/README.rst
@@ -0,0 +1,8 @@
+==================
+pyvideo-data clive
+==================
+
+Data manipulation tools for pyvideo-data.
+
+* Free software: AGPLv3
+* Documentation: https://pyvideo-data.readthedocs.org/
diff --git a/src/clive/__init__.py b/src/clive/__init__.py
new file mode 100755
index 00000000..0b9d515d
--- /dev/null
+++ b/src/clive/__init__.py
@@ -0,0 +1,18 @@
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+__author__ = ''
+__email__ = ''
+__version__ = '0.1.0'
diff --git a/src/clive/cmdline.py b/src/clive/cmdline.py
new file mode 100644
index 00000000..a37d03b6
--- /dev/null
+++ b/src/clive/cmdline.py
@@ -0,0 +1,87 @@
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import sys
+import traceback
+from textwrap import dedent
+
+import click
+
+from clive import __version__
+from clive.lib import load_json_data
+from clive.validate import validate_item
+
+
+USAGE = '%prog [options] [command] [command-options]'
+VERSION = 'clive ' + __version__
+
+
+def click_run():
+    sys.excepthook = exception_handler
+    cli(obj={})
+
+
+@click.group()
+def cli():
+    pass
+
+
+@cli.command()
+@click.argument('paths', nargs=-1, type=click.Path(exists=True))
+@click.pass_context
+def validate(ctx, paths):
+    if not paths:
+        raise click.UsageError('No files or directories specified.')
+
+    error_count = 0
+
+    for path in paths:
+        data = load_json_data(path)
+        print('Looking at %d items...' % len(data))
+        for fn, item in data:
+            try:
+                validate_item(fn, item)
+            except ValueError as ve:
+                click.echo('Error: %s:' % fn, err=True)
+                click.echo(ve, err=True)
+                error_count += 1
+
+    # FIXME: Validate things that need to be unique across the
+    # dataset here.
+
+    # FIXME: Validate file format? i.e. 2-space indents? Sort order?
+
+    print('Done!')
+    ctx.exit(code=1 if error_count else 0)
+
+
+def exception_handler(exc_type, exc_value, exc_tb):
+    click.echo(dedent("""\
+    Oh no! Clive has thrown an error while trying to do stuff. Please write
+    up a bug report with the specifics so that we can fix it.
+
+    https://github.com/pyvideo/pyvideo-data/issues
+
+    Here is some information you can copy and paste into the bug report:
+
+    """))
+    click.echo('---')
+    click.echo('Clive: %s' % repr(__version__))
+    click.echo('Python: %s' % repr(sys.version))
+    click.echo('Command line: %s' % repr(sys.argv))
+    click.echo()
+    click.echo(
+        ''.join(traceback.format_exception(exc_type, exc_value, exc_tb)))
+    click.echo('---')
diff --git a/src/clive/lib.py b/src/clive/lib.py
new file mode 100644
index 00000000..ecf506a4
--- /dev/null
+++ b/src/clive/lib.py
@@ -0,0 +1,65 @@
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import json
+import os
+
+
+def load_json_data(path):
+    """Parses and returns all video files for a path
+
+    :arg path: a file or directory
+    :returns: list of (filename, data) tuples for all .json files
+
+    """
+    if not path or not os.path.exists(path):
+        return []
+
+    if os.path.isfile(path):
+        if not path.endswith('.json'):
+            all_files = []
+        else:
+            all_files = [path]
+
+    else:
+        all_files = []
+
+        for root, dirs, files in os.walk(path):
+            all_files.extend(
+                [os.path.join(root, fn) for fn in files if fn.endswith('.json')]
+            )
+
+    data = []
+
+    for fn in sorted(all_files):
+        with open(fn, 'r') as fp:
+            data.append((fn, json.load(fp)))
+
+    return data
+
+
+def save_json_data(data_items):
+    """Takes list of (fn, data) tuples and saves them all to disk
+
+    :arg data_items: list of (fn, data) tuples to save
+
+    """
+
+    for fn, data in data_items:
+        with open(fn, 'w') as fp:
+            # FIXME: We really want an explicit sorting of the keys and not
+            # sort alphabetically. Maybe switch sort_keys to False and then use
+            # an OrderedDict, build the dicts by hand and then dump?
+            json.dump(data, fp, indent=2, sort_keys=True)
diff --git a/src/clive/validate.py b/src/clive/validate.py
new file mode 100644
index 00000000..4bb4a557
--- /dev/null
+++ b/src/clive/validate.py
@@ -0,0 +1,190 @@
+# Copyright (C) 2015, 2016  Sheila Miguez, Will Kahn-Greene
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import re
+import time
+
+
+class T:
+    def __init__(self, required=False, *args, **kwargs):
+        self.required = required
+
+    def validate(self, val):
+        if self.required and val is None:
+            raise ValueError('value required')
+
+
+class IntT(T):
+    def validate(self, val):
+        super().validate(val)
+        if val is None:
+            return
+
+        if not isinstance(val, int):
+            raise ValueError('value is not a valid int: %r' % val)
+
+
+class BoolT(T):
+    def validate(self, val):
+        super().validate(val)
+        if val is None:
+            return
+
+        if val not in (True, False):
+            raise ValueError('value is not a valid bool: %r' % val)
+
+
+SLUG_RE = re.compile(r'^[a-zA-Z0-9_-]+$')
+
+
+class TextT(T):
+    def __init__(self, required=False, slug=False, markdown=False, url=False,
+                 *args, **kwargs):
+        super().__init__(required=required, *args, **kwargs)
+        self.markdown = markdown
+        self.slug = slug
+        self.url = url
+
+    def validate(self, val):
+        super().validate(val)
+        if val is None:
+            return
+
+        if not isinstance(val, str):
+            raise ValueError('value is not a valid text value: %r' % val)
+
+        # FIXME: markdown check here
+
+        # FIXME: slug check here
+        if self.slug and not SLUG_RE.match(val):
+            raise ValueError('value is not a valid slug: %r' % val)
+
+        # FIXME: url check here
+
+
+class DateT(T):
+    def validate(self, val):
+        super().validate(val)
+        if val is None:
+            return
+        try:
+            time.strptime(val, '%Y-%m-%d')
+            return True
+        except ValueError:
+            raise ValueError('value is not date in YYYY-MM-DD format: %r' % val)
+
+
+class ListOfT(T):
+    def __init__(self, subtype, required=False, *args, **kwargs):
+        super().__init__(required=required, *args, **kwargs)
+        self.subtype = subtype
+
+    def validate(self, val):
+        super().validate(val)
+        if not isinstance(val, (tuple, list)):
+            raise ValueError('value is not a list: %r' % val)
+
+        for item in val:
+            self.subtype.validate(item)
+
+
+class DictOfT(T):
+    def __init__(self, keyvals, required=False, *args, **kwargs):
+        super().__init__(required=required, *args, **kwargs)
+        self.keyvals = keyvals
+        self.all_keys = set(self.keyvals.keys())
+
+    def validate(self, val):
+        if not isinstance(val, dict):
+            raise ValueError('value is not a dict: %r' % val)
+
+        # Verify all keys are known
+        if not set(val.keys()).issubset(self.all_keys):
+            raise ValueError('unknown keys: %s' % repr(
+                set(val.keys()) - self.all_keys
+            ))
+
+        # Verify values
+        for key, item in val.items():
+            try:
+                self.keyvals[key].validate(item)
+            except ValueError as ve:
+                # FIXME: Need to include the key here, but this is gross.
+                raise ValueError('%s: %s' % (key, repr(ve)))
+
+
+REQS = {
+    'video': DictOfT({
+        # FIXME: This is a leftover from pyvideo. Do we need this?
+        'id': IntT(),
+
+        # FIXME: This could be inferred from the directory.
+        'category': TextT(required=True),
+
+        # FIXME: This has to be unique across the data-set. That's tricky.
+        'slug': TextT(required=True, slug=True),
+
+        'title': TextT(required=True),
+        'summary': TextT(required=True, markdown=True),
+        'description': TextT(markdown=True),
+        'quality_notes': TextT(markdown=True),
+        'language': TextT(required=True),
+        'copyright_text': TextT(required=True),
+        'thumbnail_url': TextT(url=True),
+        'duration': IntT(),
+        'videos': ListOfT(
+            DictOfT({
+                'length': IntT(),
+                'url': TextT(required=True, url=True),
+
+                # FIXME: This needs thinking.
+                'type': TextT(required=True)
+            })
+        ),
+        'source_url': TextT(url=True),
+        'recorded': DateT(),
+        'tags': ListOfT(TextT()),
+        'speakers': ListOfT(TextT()),
+    }),
+
+    'category': DictOfT({
+        'title': TextT(required=True),
+        'description': TextT(markdown=True),
+        'url': TextT(url=True),
+        'start_date': DateT(),
+
+        # FIXME: This has to be unique across the data-set. Can we just use the
+        # directory name?
+        'slug': TextT(required=True, slug=True),
+    })
+}
+
+
+def validate_item(fn, json_data):
+    # FIXME: This is kind of cheating. Need a better way to distinguish data
+    # types.
+    type_ = 'category' if fn.endswith('category.json') else 'video'
+    REQS[type_].validate(json_data)
+
+
+def validate_items(items):
+    errors = []
+    for fn, data in items:
+        try:
+            validate_item(data)
+        except ValueError as ve:
+            errors.append((fn, str(ve)))
+
+    return errors
diff --git a/src/requirements_dev.txt b/src/requirements_dev.txt
new file mode 100644
index 00000000..b525503c
--- /dev/null
+++ b/src/requirements_dev.txt
@@ -0,0 +1,10 @@
+# Docs
+Sphinx==1.3.1
+
+# Code quality
+flake8==2.4.1
+
+# Testing
+coverage==4.0
+pytest==2.8.7
+tox==2.1.1
diff --git a/src/setup.cfg b/src/setup.cfg
new file mode 100644
index 00000000..8a22baa6
--- /dev/null
+++ b/src/setup.cfg
@@ -0,0 +1,11 @@
+[bumpversion]
+current_version = 0.1.0
+commit = True
+tag = True
+
+[bumpversion:file:setup.py]
+
+[bumpversion:file:clive/__init__.py]
+
+[wheel]
+universal = 1
diff --git a/src/setup.py b/src/setup.py
new file mode 100755
index 00000000..8f30e078
--- /dev/null
+++ b/src/setup.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+
+try:
+    from setuptools import setup
+except ImportError:
+    from distutils.core import setup
+
+
+with open('README.rst') as readme_file:
+    readme = readme_file.read()
+
+with open('HISTORY.rst') as history_file:
+    history = history_file.read()
+
+requirements = [
+    'click',
+]
+
+setup(
+    name='clive',
+    version='0.1.0',
+    description='Data tools for pyvideo-data.',
+    long_description=readme + '\n\n' + history,
+    url='https://github.com/pyvideo/pyvideo-data',
+    packages=[
+        'clive',
+    ],
+    package_dir={
+        'clive': 'clive'
+    },
+    include_package_data=True,
+    install_requires=requirements,
+    license='AGPLv3',
+    zip_safe=False,
+    entry_points="""
+        [console_scripts]
+        clive-cmd=clive.cmdline:click_run
+    """,
+    classifiers=[
+        'Development Status :: 2 - Pre-Alpha',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: GNU Affero General Public License v3 or later (AGPLv3+)',
+        'Natural Language :: English',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.3',
+        'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.5',
+    ],
+)
diff --git a/src/tests/__init__.py b/src/tests/__init__.py
new file mode 100755
index 00000000..40a96afc
--- /dev/null
+++ b/src/tests/__init__.py
@@ -0,0 +1 @@
+# -*- coding: utf-8 -*-
diff --git a/src/tests/test_lib.py b/src/tests/test_lib.py
new file mode 100644
index 00000000..f53f86d1
--- /dev/null
+++ b/src/tests/test_lib.py
@@ -0,0 +1,44 @@
+from clive.lib import load_json_data
+
+
+class TestLoadJsonFiles:
+    def test_bad_paths(self):
+        assert load_json_data(None) == []
+        assert load_json_data('') == []
+        assert load_json_data('/nonexistent/file') == []
+
+    def test_non_json_file(self, tmpdir):
+        path = tmpdir.join('foo.txt')
+        path.write('test file')
+
+        assert load_json_data(tmpdir.strpath) == []
+        assert load_json_data(path.strpath) == []
+
+    def test_json_file(self, tmpdir):
+        path = tmpdir.join('foo.json')
+        path.write('{}')
+
+        assert load_json_data(tmpdir.strpath) == [(path.strpath, {})]
+        assert load_json_data(path.strpath) == [(path.strpath, {})]
+
+    def test_directory(self, tmpdir):
+        cat_path = tmpdir.join('pycon').mkdir()
+
+        path1 = cat_path.join('foo1.json')
+        path1.write('{}')
+        path2 = cat_path.join('foo2.json')
+        path2.write('{}')
+
+        path3 = tmpdir.join('djangocon').mkdir().join('foo3.json')
+        path3.write('{}')
+
+        assert (
+            load_json_data(tmpdir.strpath) ==
+            [
+                # Note: djangocon comes first because it's sorted
+                (path3.strpath, {}),
+
+                (path1.strpath, {}),
+                (path2.strpath, {}),
+            ]
+        )
diff --git a/src/tests/test_validate.py b/src/tests/test_validate.py
new file mode 100755
index 00000000..74265289
--- /dev/null
+++ b/src/tests/test_validate.py
@@ -0,0 +1,7 @@
+# -*- coding: utf-8 -*-
+
+from clive.validate import validate_item
+
+
+# def validate_empty():
+#     assert validate_item({})
diff --git a/src/tox.ini b/src/tox.ini
new file mode 100644
index 00000000..2e7a8d36
--- /dev/null
+++ b/src/tox.ini
@@ -0,0 +1,12 @@
+[tox]
+envlist = py33, py34, py35
+
+[testenv]
+setenv =
+    PYTHONPATH = {toxinidir}:{toxinidir}/clive
+commands = python setup.py test
+
+; If you want to make tox run the tests with the same versions, create a
+; requirements.txt with the pinned versions and uncomment the following lines:
+; deps =
+;     -r{toxinidir}/requirements.txt