package/python-midiutil: new package

A pure python library for creating multi-track MIDI files.

https://github.com/MarkCWirt/MIDIUtil

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -1725,6 +1725,7 @@ F:	package/python-hwdata/
 F:	package/python-magic-wormhole/
 F:	package/python-magic-wormhole-mailbox-server/
 F:	package/python-magic-wormhole-transit-relay/
+F:	package/python-midiutil/
 F:	package/python-pyalsa/
 F:	package/python-spake2/
 F:	package/rdma-core/
@@ -1735,6 +1736,7 @@ F:	package/zynaddsubfx/
 F:	support/testing/tests/package/sample_python_distro.py
 F:	support/testing/tests/package/sample_python_gnupg.py
 F:	support/testing/tests/package/sample_python_hwdata.py
+F:	support/testing/tests/package/sample_python_midiutil.py
 F:	support/testing/tests/package/sample_python_pyalsa.py
 F:	support/testing/tests/package/sample_python_spake2.py
 F:	support/testing/tests/package/test_acpica.py
@@ -1776,6 +1778,7 @@ F:	support/testing/tests/package/test_python_gnupg.py
 F:	support/testing/tests/package/test_python_hkdf.py
 F:	support/testing/tests/package/test_python_hwdata.py
 F:	support/testing/tests/package/test_python_magic_wormhole.py
+F:	support/testing/tests/package/test_python_midiutil.py
 F:	support/testing/tests/package/test_python_pyalsa.py
 F:	support/testing/tests/package/test_python_spake2.py
 F:	support/testing/tests/package/test_rdma_core.py

package/Config.in

@@ -1144,6 +1144,7 @@ menu "External python modules"
 	source "package/python-matplotlib/Config.in"
 	source "package/python-mbstrdecoder/Config.in"
 	source "package/python-memory-profiler/Config.in"
+	source "package/python-midiutil/Config.in"
 	source "package/python-mimeparse/Config.in"
 	source "package/python-minimalmodbus/Config.in"
 	source "package/python-mistune/Config.in"

package/python-midiutil/Config.in

@@ -0,0 +1,6 @@
+config BR2_PACKAGE_PYTHON_MIDIUTIL
+	bool "python-midiutil"
+	help
+	  A pure python library for creating multi-track MIDI files.
+
+	  https://github.com/MarkCWirt/MIDIUtil

package/python-midiutil/python-midiutil.hash

@@ -0,0 +1,5 @@
+# md5, sha256 from https://pypi.org/pypi/midiutil/json
+md5  948c16c74e7355268158f227b710edce  MIDIUtil-1.2.1.tar.gz
+sha256  79fa983bd1efc60785f68a8fe78fa8f45b8d7ec5898bf7cb7f3f7f3336d6a90a  MIDIUtil-1.2.1.tar.gz
+# Locally computed sha256 checksums
+sha256  8d5bdaebe8445a4c2dc812c205eb5455ba123aa1af8503cc88712115ab7c97ef  License.txt

package/python-midiutil/python-midiutil.mk

@@ -0,0 +1,14 @@
+################################################################################
+#
+# python-midiutil
+#
+################################################################################
+
+PYTHON_MIDIUTIL_VERSION = 1.2.1
+PYTHON_MIDIUTIL_SOURCE = MIDIUtil-$(PYTHON_MIDIUTIL_VERSION).tar.gz
+PYTHON_MIDIUTIL_SITE = https://files.pythonhosted.org/packages/f5/44/fde6772d8bfaea64fcf5eb948124d0a5fdf5f848b14ac22a23ced53e562d
+PYTHON_MIDIUTIL_SETUP_TYPE = setuptools
+PYTHON_MIDIUTIL_LICENSE = MIT
+PYTHON_MIDIUTIL_LICENSE_FILES = License.txt
+
+$(eval $(python-package))

support/testing/tests/package/sample_python_midiutil.py

@@ -0,0 +1,23 @@
+#! /usr/bin/env python3
+
+# Taken from:
+# https://github.com/MarkCWirt/MIDIUtil/blob/1.2.1/examples/c-major-scale.py
+
+from midiutil import MIDIFile
+
+degrees = [60, 62, 64, 65, 67, 69, 71, 72]  # MIDI note number
+track = 0
+channel = 0
+time = 0        # In beats
+duration = 1    # In beats
+tempo = 60      # In BPM
+volume = 100    # 0-127, as per the MIDI standard
+
+MyMIDI = MIDIFile(1)  # One track
+MyMIDI.addTempo(track, time, tempo)
+
+for i, pitch in enumerate(degrees):
+    MyMIDI.addNote(track, channel, pitch, time + i, duration, volume)
+
+with open("major-scale.mid", "wb") as output_file:
+    MyMIDI.writeFile(output_file)

support/testing/tests/package/test_python_midiutil.py

@@ -0,0 +1,11 @@
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonPy3MidiUtil(TestPythonPackageBase):
+    __test__ = True
+    config = TestPythonPackageBase.config + \
+        """
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_MIDIUTIL=y
+        """
+    sample_scripts = ["tests/package/sample_python_midiutil.py"]