Can't save or play generated sequence
asigalov61 opened this issue · 3 comments
Here is the error:
If someone can help, I will be grateful. Thank you.
Last line of code (lol)
midi.write_midifile("output.mid", pattern)
Produces:
AssertionError Traceback (most recent call last)
in ()
----> 1 midi.write_midifile("output.mid", pattern)
4 frames
/usr/local/lib/python3.6/dist-packages/midi/fileio.py in write_midifile(midifile, pattern)
167 if type(midifile) in (str, str):
168 with open(midifile, 'wb') as out:
--> 169 return write_midifile(out,pattern)
170 writer = FileWriter(midifile)
171 return writer.write(pattern)
/usr/local/lib/python3.6/dist-packages/midi/fileio.py in write_midifile(midifile, pattern)
169 return write_midifile(out,pattern)
170 writer = FileWriter(midifile)
--> 171 return writer.write(pattern)
172
173 def read_midifile(midifile):
/usr/local/lib/python3.6/dist-packages/midi/fileio.py in write(self, pattern)
103 self.write_file_header(pattern,len(pattern))
104 for track in pattern:
--> 105 self.write_track(track)
106
107 def write_file_header(self, pattern, length=None):
/usr/local/lib/python3.6/dist-packages/midi/fileio.py in write_track(self, track)
120 buf = bytearray(b'0'*hlen)
121 for event in track:
--> 122 buf.extend(self.encode_midi_event(event))
123 buf[:hlen] = self.encode_track_header(len(buf)-hlen)
124 self.file.write(buf)
/usr/local/lib/python3.6/dist-packages/midi/fileio.py in encode_midi_event(self, event)
139 ret = bytearray()
140 #assert hasattr(event,'tick'), event
--> 141 assert isinstance(event.tick,int), event.tick
142 ret.extend(write_varlen(event.tick))
143 # is the event a MetaEvent?
AssertionError: 20
Resolved by installing latest and greatest dependencies. --update on all did the trick. And I've also added a few. Thank you, Alex!
great!