old_contents: __author__ = 'Alex Rogozhnikov'
  __version__ = '0.4.1'
  
  
  class EinopsError(RuntimeError):
      """ Runtime error thrown by einops """
      pass
  
  
  __all__ = ['rearrange', 'reduce', 'repeat', 'parse_shape', 'asnumpy', 'EinopsError']
  
  from .einops import rearrange, reduce, repeat, parse_shape, asnumpy
  
new_contents: __author__ = 'Alex Rogozhnikov'
  __version__ = '0.4.1'
  
  
  class EinopsError(RuntimeError):
      """ Runtime error thrown by einops """
      pass
  
  
  __all__ = ['rearrange', 'reduce', 'repeat', 'einsum',
             'parse_shape', 'asnumpy', 'EinopsError']
  
  from .einops import rearrange, reduce, repeat, einsum, parse_shape, asnumpy
  
subject: Include einsum in main library