code: def __repr__(self):
      params = repr(self.pattern)
      params += f", '{self.weight_shape}'"
      if self.bias_shape is not None:
          params += f", '{self.bias_shape}'"
      for axis, length in self.axes_lengths.items():
          params += ", {}={}".format(axis, length)
      return "{}({})".format(self.__class__.__name__, params)
  
file_path: einops/einops/layers/_einmix.py
imports: from typing import Any, List, Optional, Dict
  from einops import EinopsError
  from einops.parsing import ParsedExpression
  import warnings
  import string
  from ..einops import _product
label_desc: Use image node_id 5 for calling the _EinmixMixin obj's underlying member method code with example usage: obj.__repr__() and returns: str