code: def forward():
      """Get a forward solution."""
      # module scope it for speed (but don't overwrite in use!)
      return read_forward_solution(fname_fwd)
  
imports: import numpy
  import pytest
  from numpy.testing import assert_allclose, assert_array_almost_equal, assert_array_equal, assert_array_less
  import mne
  from mne import convert_forward_solution, read_cov, read_evokeds, read_forward_solution
  from mne.datasets import testing
  from mne.dipole import Dipole
  from mne.inverse_sparse import mixed_norm, tf_mixed_norm
  from mne.inverse_sparse.mxne_inverse import _compute_mxne_sure, _split_gof, make_stc_from_dipoles
  from mne.inverse_sparse.mxne_optim import norm_l2inf
  from mne.label import read_label
  from mne.minimum_norm import apply_inverse, make_inverse_operator
  from mne.minimum_norm.tests.test_inverse import assert_stc_res, assert_var_exp_log
  from mne.simulation import simulate_evoked, simulate_sparse_stc
  from mne.source_estimate import VolSourceEstimate
  from mne.utils import _record_warnings, assert_stcs_equal, catch_logging
label_desc: Use image node_id 1 for calling a global function with example usage: forward() and returns: read_forward_solution