Bump version for gansynth fix.

PiperOrigin-RevId: 329728693

magenta/models/music_vae/data_hierarchical.py

@@ -14,7 +14,6 @@
 
 """MusicVAE data library for hierarchical converters."""
 import abc
-import random
 
 from magenta.models.music_vae import data
 from magenta.pipelines import performance_pipeline
@@ -306,8 +305,6 @@ class MultiInstrumentPerformanceConverter(
         sequences longer than the hop size.
     chord_encoding: An instantiated OneHotEncoding object to use for encoding
         chords on which to condition, or None if not conditioning on chords.
-    drop_tracks_and_truncate: Randomly drop extra tracks and truncate the event
-        sequence.
   """
 
   def __init__(self,
@@ -324,8 +321,7 @@ def __init__(self,
                min_pitch=performance_lib.MIN_MIDI_PITCH,
                max_pitch=performance_lib.MAX_MIDI_PITCH,
                first_subsequence_only=False,
-               chord_encoding=None,
-               drop_tracks_and_truncate=False):
+               chord_encoding=None):
     max_shift_steps = (performance_lib.DEFAULT_MAX_SHIFT_QUARTERS *
                        steps_per_quarter)
 
@@ -348,7 +344,6 @@ def __init__(self,
     self._min_pitch = min_pitch
     self._max_pitch = max_pitch
     self._first_subsequence_only = first_subsequence_only
-    self._drop_tracks_and_truncate = drop_tracks_and_truncate
 
     self._max_num_chunks = hop_size_bars // chunk_size_bars
     self._max_steps_truncate = (
@@ -395,10 +390,6 @@ def _quantized_subsequence_to_tensors(self, quantized_subsequence):
         num_velocity_bins=self._num_velocity_bins,
         split_instruments=True)
 
-    if (self._drop_tracks_and_truncate and
-        len(tracks) > self._max_num_instruments):
-      tracks = random.sample(tracks, self._max_num_instruments)
-
     # Reject sequences with too few instruments.
     if not (self._min_num_instruments <= len(tracks) <=
             self._max_num_instruments):
@@ -431,10 +422,6 @@ def new_performance(quantized_sequence, start_step, track=track):
 
       assert len(track_chunks) == self._max_num_chunks
 
-      if self._drop_tracks_and_truncate:
-        for i in range(len(track_chunks)):
-          track_chunks[i].truncate(self._max_events_per_instrument - 2)
-
       track_chunk_lengths = [len(track_chunk) for track_chunk in track_chunks]
       # Each track chunk needs room for program token and end token.
       if not all(l <= self._max_events_per_instrument - 2

magenta/version.py

@@ -18,4 +18,4 @@
 pulling in all the dependencies in __init__.py.
 """
 
-__version__ = '2.1.1'
+__version__ = '2.1.2'