Index: pycha-0.8.1/tests/bar.py
===================================================================
--- pycha-0.8.1.orig/tests/bar.py
+++ pycha-0.8.1/tests/bar.py
@@ -363,15 +363,3 @@ class HorizontalBarTests(unittest.TestCa
         ch = pycha.bar.HorizontalBarChart(None)
         shadow = ch._getShadowRectangle(10, 20, 400, 300)
         self.assertEqual(shadow, (10, 18, 402, 304))
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(RectTests),
-        unittest.makeSuite(BarTests),
-        unittest.makeSuite(VerticalBarTests),
-        unittest.makeSuite(HorizontalBarTests),
-    ))
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
Index: pycha-0.8.1/tests/chart.py
===================================================================
--- pycha-0.8.1.orig/tests/chart.py
+++ pycha-0.8.1/tests/chart.py
@@ -284,16 +284,3 @@ class ChartTests(unittest.TestCase):
             tick = ch.yticks[i]
             self.assertAlmostEqual(tick[0], pos, 2)
             self.assertAlmostEqual(tick[1], label, 2)
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(FunctionsTests),
-        unittest.makeSuite(AreaTests),
-        unittest.makeSuite(OptionTests),
-        unittest.makeSuite(ChartTests),
-    ))
-
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
Index: pycha-0.8.1/tests/color.py
===================================================================
--- pycha-0.8.1.orig/tests/color.py
+++ pycha-0.8.1/tests/color.py
@@ -134,13 +134,3 @@ class ColorTests(unittest.TestCase):
         self._assertColors(scheme[2], (1.0, 0.2, 0.2), 3)
         self._assertColors(scheme[3], (1.0, 0.3, 0.3), 3)
         self._assertColors(scheme[4], (1.0, 0.4, 0.4), 3)
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(ColorTests),
-    ))
-
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
Index: pycha-0.8.1/tests/line.py
===================================================================
--- pycha-0.8.1.orig/tests/line.py
+++ pycha-0.8.1/tests/line.py
@@ -107,13 +107,3 @@ class LineTests(unittest.TestCase):
             self.assertAlmostEqual(p1.xval, p2.xval, 4)
             self.assertAlmostEqual(p1.yval, p2.yval, 4)
             self.assertEqual(p1.name, p2.name)
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(PointTests),
-        unittest.makeSuite(LineTests),
-    ))
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
-
Index: pycha-0.8.1/tests/pie.py
===================================================================
--- pycha-0.8.1.orig/tests/pie.py
+++ pycha-0.8.1/tests/pie.py
@@ -160,14 +160,3 @@ class PieTests(unittest.TestCase):
             self.assertAlmostEqual(s1.endAngle, s2.endAngle, 4)
             self.assertEqual(s1.xval, s2.xval)
             self.assertEqual(s1.yval, s2.yval)
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(SliceTests),
-        unittest.makeSuite(PieTests),
-    ))
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
-
Index: pycha-0.8.1/tests/runner.py
===================================================================
--- pycha-0.8.1.orig/tests/runner.py
+++ /dev/null
@@ -1,40 +0,0 @@
-# Copyright (c) 2007-2019 by Lorenzo Gil Sanchez <lorenzo.gil.sanchez@gmail.com>
-#
-# This file is part of PyCha.
-#
-# PyCha is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Lesser General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# PyCha 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 Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with PyCha.  If not, see <http://www.gnu.org/licenses/>.
-
-import unittest
-
-from . import bar
-from . import chart
-from . import color
-from . import line
-from . import pie
-from . import utils
-
-
-def test_suite():
-    return unittest.TestSuite((
-        bar.test_suite(),
-        chart.test_suite(),
-        color.test_suite(),
-        line.test_suite(),
-        pie.test_suite(),
-        utils.test_suite(),
-    ))
-
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
Index: pycha-0.8.1/tests/stackedbar.py
===================================================================
--- pycha-0.8.1.orig/tests/stackedbar.py
+++ pycha-0.8.1/tests/stackedbar.py
@@ -197,14 +197,3 @@ class StackedHorizontalBarTests(unittest
         for i in range(len(yticks)):
             self.assertAlmostEqual(ch.yticks[i][0], yticks[i][0], 4)
             self.assertAlmostEqual(ch.yticks[i][1], yticks[i][1], 4)
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(StackedBarTests),
-        unittest.makeSuite(StackedVerticalBarTests),
-        unittest.makeSuite(StackedHorizontalBarTests),
-    ))
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')
Index: pycha-0.8.1/tests/utils.py
===================================================================
--- pycha-0.8.1.orig/tests/utils.py
+++ pycha-0.8.1/tests/utils.py
@@ -36,13 +36,3 @@ class UtilsTests(unittest.TestCase):
         self.assertEqual(pycha.utils.safe_unicode('ascii'), u'ascii')
         self.assertEqual(pycha.utils.safe_unicode('non ascii ñ', 'utf-8'),
                          u'non ascii ñ')
-
-
-def test_suite():
-    return unittest.TestSuite((
-        unittest.makeSuite(UtilsTests),
-    ))
-
-
-if __name__ == '__main__':
-    unittest.main(defaultTest='test_suite')