Traceback (most recent call last):


 "/usr/lib/python2.7/multiprocessing/process.py", line 267, in _bootstrap

self.run()


 "/home/l/.local/lib/python2.7/site-packages/tensorpack/dataflow/parallel.py", line 171, in run

for dp in self.ds:


 "/home/l/.local/lib/python2.7/site-packages/tensorpack/dataflow/common.py", line 115, in __iter__

for data in self.ds:


 "/home/l/voice/deep-voice-conversion/data_load.py", line 35, in get_data

yield get_mfccs_and_phones(wav_file=wav_file)


 "/home/l/voice/deep-voice-conversion/data_load.py", line 76, in get_mfccs_and_phones

hp.default.hop_length)


 "/home/l/voice/deep-voice-conversion/data_load.py", line 148, in _get_mfcc_and_spec

mel_basis = librosa.filters.mel(hp.default.sr, hp.default.n_fft, hp.default.n_mels)
# (n_mels, 1+n_fft//2)


 "/home/l/.local/lib/python2.7/site-packages/librosa/filters.py", line 247, in mel

lower = -ramps[i] / fdiff[i]
ValueError: operands could not be broadcast together with shapes (1,257) (0,) 

Traceback (most recent call last):

 "/usr/lib/python2.7/site-packages/doit/doit_cmd.py", line 103, in run
return self.sub_cmds[command].parse_execute(args)

 "/usr/lib/python2.7/site-packages/doit/cmd_base.py", line 60, in parse_execute
return self.execute(params, args)

 "/usr/lib/python2.7/site-packages/nikola/plugin_categories.py", line 77, in execute
self._execute(options, args)

 "/usr/lib/python2.7/site-packages/nikola/plugins/command/deploy.py", line 103, in _execute
self._emit_deploy_event(last_deploy, new_deploy, clean, undeployed_posts)

 "/usr/lib/python2.7/site-packages/nikola/plugins/command/deploy.py", line 135, in _emit_deploy_event
if entry.date > last_deploy and entry not in undeployedTypeError: can't compare offset-naive and offset-aware datetimes