code: def _get_evd(dtype):
      x = np.empty(0, dtype)
      if dtype == np.float64:
          driver = "syevd"
      else:
          assert dtype == np.complex128
          driver = "heevd"
      (evr,) = linalg.get_lapack_funcs((driver,), (x,))
      return evr, driver
  
file_path: mne-python/mne/utils/linalg.py
imports: import functools
  import numpy
  from scipy import linalg
  from scipy._lib._util import _asarray_validated
label_desc: Use image node_id 5 for calling a global function with example usage: _get_evd(dtype) and returns: evr,  driver