diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..44965f6
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,26 @@
+name: Run Python Tests
+on:
+  push:
+    branches:
+      - master
+      - tests
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Python 3
+        run: |
+          sudo apt-get install python3
+      - name: Install dependencies
+        run: |
+          python3 -m pip install --upgrade pip
+          pip install pytest
+          pip install -r requirements.txt
+      - name: Run tests with pytest
+        run: |
+          pytest 
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bee8a64
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__
diff --git a/README.md b/README.md
index a11693f..e445371 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+
+[![Run Python Tests](https://github.com/davidedelvento/Numula/actions/workflows/ci.yml/badge.svg)](https://github.com/davidedelvento/Numula/actions/workflows/ci.yml)
+
+
 Numula: a Python library for creating nuanced music with MIDI.
 
 See [the Wiki](https://github.com/davidpanderson/Numula/wiki)
diff --git a/examples/audio_test.py b/examples/audio_try.py
similarity index 100%
rename from examples/audio_test.py
rename to examples/audio_try.py
diff --git a/examples/curve_test.py b/examples/curve_try.py
similarity index 100%
rename from examples/curve_test.py
rename to examples/curve_try.py
diff --git a/examples/test_notate.py b/examples/test_notate.py
index 6f6e9da..40026be 100644
--- a/examples/test_notate.py
+++ b/examples/test_notate.py
@@ -22,6 +22,6 @@ def test1():
     ns = Score()
     ns.append_score([n(s)])
     print(ns)
-    ns.write_midi('data/test1.midi')
+    ns.write_midi('./examples/data/test1.midi')
 
 test1()
diff --git a/examples/test_note.py b/examples/test_note.py
index 6f0a8f0..69efba5 100644
--- a/examples/test_note.py
+++ b/examples/test_note.py
@@ -20,7 +20,7 @@
 def test1():
     ns = Score(n('c d e f g a b c'))
     ns.insert_pedal(PedalUse(4/4, 3/4, True))
-    ns.write_midi('data/test1.midi')
+    ns.write_midi('./examples/data/test1.midi')
 
 test1()
         
diff --git a/examples/test_midifile.py b/examples/try_midifile.py
similarity index 100%
rename from examples/test_midifile.py
rename to examples/try_midifile.py
diff --git a/examples/test_nuance.py b/examples/try_nuance_pianoteq.py
similarity index 100%
rename from examples/test_nuance.py
rename to examples/try_nuance_pianoteq.py
diff --git a/pyproject.toml b/pyproject.toml
index c1e1f36..8dc1335 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,3 +20,8 @@ classifiers = [
 [project.urls]
 "Homepage" = "https://github.com/davidpanderson/Numula"
 "Bug Tracker" = "https://github.com/davidpanderson/Numula/issues"
+
+[tool.pytest.ini_options]
+pythonpath = [
+  "."
+]
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..6bdca25
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+numpy
+mido