message: Fixed linting/style issues.
diff: @@ -58,7 +58,7 @@ def _modify_input_for_dct(signals, n=None):
  signal_mod = np.zeros(output_shape)
  signal_mod[..., 0:signal.shape[-1]] = signal
  if n:
  - assert (signal_mod.shape[-1]==n)
  + assert signal_mod.shape[-1] == n
  return signal_mod
  @@ -104,7 +104,6 @@ def _np_dct3(signals, n=None, norm=None):
  # https://github.com/scipy/scipy/blob/v0.15.1/scipy/fftpack/src/dct.c.src
  signals_mod = _modify_input_for_dct(signals, n=n)
  dct_size = signals_mod.shape[-1]
  -
  signals_mod = np.array(signals_mod) # make a copy so we can modify
  if norm == "ortho":
  signals_mod[..., 0] *= np.sqrt(4.0 / dct_size)
  