/usr/local/lib/python3.7/dist-packages/librosa/core/audio.py:165: UserWarning: PySoundFile failed. Trying audioread instead.
warnings.warn("PySoundFile failed. Trying audioread instead.")
---------------------------------------------------------------------------
KeyError Traceback (most recent call last)
[/usr/local/lib/python3.7/dist-packages/note_seq/audio_io.py](https://localhost:8080/#) in load_audio(audio_filename, sample_rate)
279 try:
--> 280 y, unused_sr = librosa.load(audio_filename, sr=sample_rate, mono=True)
281 except Exception as e: # pylint: disable=broad-except
18 frames
[/usr/local/lib/python3.7/dist-packages/librosa/core/audio.py](https://localhost:8080/#) in load(path, sr, mono, offset, duration, dtype, res_type)
174 if sr is not None:
--> 175 y = resample(y, sr_native, sr, res_type=res_type)
176
[/usr/local/lib/python3.7/dist-packages/librosa/core/audio.py](https://localhost:8080/#) in resample(y, orig_sr, target_sr, res_type, fix, scale, **kwargs)
603 else:
--> 604 y_hat = resampy.resample(y, orig_sr, target_sr, filter=res_type, axis=-1)
605
[/usr/local/lib/python3.7/dist-packages/resampy/core.py](https://localhost:8080/#) in resample(x, sr_orig, sr_new, axis, filter, **kwargs)
119 y_2d = y.swapaxes(0, axis).reshape((y.shape[axis], -1))
--> 120 resample_f(x_2d, y_2d, sample_ratio, interp_win, interp_delta, precision)
121
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in _compile_for_args(self, *args, **kws)
433 llvm : dict[signature, str] or str
--> 434 Either the LLVM IR string for the specified signature, or, if no
435 signature was given, a dictionary mapping signatures to LLVM IR
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in _compile_for_args(self, *args, **kws)
366 "Please see nested and suppressed exceptions.")
--> 367 info = ', '.join('Arg #{} is {}'.format(i, args[i])
368 for i in sorted(already_lit_pos))
[/usr/local/lib/python3.7/dist-packages/numba/core/compiler_lock.py](https://localhost:8080/#) in _acquire_compile_lock(*args, **kwargs)
31 with self:
---> 32 return func(*args, **kwargs)
33 return _acquire_compile_lock
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in compile(self, sig)
818 # Ensure the old overloads are disposed of, including compiled functions.
--> 819 self._make_finalizer()()
820 self._reset_overloads()
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in compile(self, args, return_type)
77 status, retval = self._compile_cached(args, return_type)
---> 78 if status:
79 return retval
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in _compile_cached(self, args, return_type)
91 retval = self._compile_core(args, return_type)
---> 92 except errors.TypingError as e:
93 self._failed_cache[key] = e
[/usr/local/lib/python3.7/dist-packages/numba/core/dispatcher.py](https://localhost:8080/#) in _compile_core(self, args, return_type)
109 pipeline_class=self.pipeline_class)
--> 110 # Check typing error if object mode is used
111 if cres.typing_error is not None and not flags.enable_pyobject:
[/usr/local/lib/python3.7/dist-packages/numba/core/compiler.py](https://localhost:8080/#) in compile_extra(typingctx, targetctx, func, args, return_type, flags, locals, library, pipeline_class)
625 cres = norw_cres
--> 626 return cres
627
[/usr/local/lib/python3.7/dist-packages/numba/core/compiler.py](https://localhost:8080/#) in __init__(self, typingctx, targetctx, library, args, return_type, flags, locals)
312 self.state.reload_init = []
--> 313 # hold this for e.g. with_lifting, null out on exit
314 self.state.pipeline = self
[/usr/local/lib/python3.7/dist-packages/numba/core/base.py](https://localhost:8080/#) in refresh(self)
282 self.install_registry(builtin_registry)
--> 283 self.load_additional_registries()
284 # Also refresh typing context, since @overload declarations can
[/usr/local/lib/python3.7/dist-packages/numba/core/cpu.py](https://localhost:8080/#) in load_additional_registries(self)
65 # Add target specific implementations
---> 66 from numba.np import npyimpl
67 from numba.cpython import cmathimpl, mathimpl, printimpl, randomimpl
[/usr/local/lib/python3.7/dist-packages/numba/np/npyimpl.py](https://localhost:8080/#) in <module>()
545 ufunc = getattr(np, ufunc_name)
--> 546 kernel = _kernels[ufunc]
547 if ufunc.nin == 1:
KeyError: <ufunc 'positive'>
During handling of the above exception, another exception occurred:
AudioIOReadError Traceback (most recent call last)
[<ipython-input-19-cb6a80f4894b>](https://localhost:8080/#) in <module>()
4
5 log_event('uploadAudioStart', {})
----> 6 audio = upload_audio(sample_rate=SAMPLE_RATE)
7 log_event('uploadAudioComplete', {'value': round(len(audio) / SAMPLE_RATE)})
8
[<ipython-input-16-152851d66c54>](https://localhost:8080/#) in upload_audio(sample_rate)
37 print('Multiple files uploaded; using only one.')
38 return note_seq.audio_io.wav_data_to_samples_librosa(
---> 39 data[0], sample_rate=sample_rate)
40
41
[/usr/local/lib/python3.7/dist-packages/note_seq/audio_io.py](https://localhost:8080/#) in wav_data_to_samples_librosa(audio_file, sample_rate)
169 # And back the file position to top (not need for Copy but for certainty)
170 wav_input_file.seek(0)
--> 171 return load_audio(wav_input_file.name, sample_rate)
172
173
[/usr/local/lib/python3.7/dist-packages/note_seq/audio_io.py](https://localhost:8080/#) in load_audio(audio_filename, sample_rate)
280 y, unused_sr = librosa.load(audio_filename, sr=sample_rate, mono=True)
281 except Exception as e: # pylint: disable=broad-except
--> 282 raise AudioIOReadError(e)
283 return y
284
AudioIOReadError: <ufunc 'positive'>
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