code: def _rename_single_column(self, src, dst):
      if src == dst:
          return
  
      self._type_mapping[dst] = self._type_mapping[src]
      self._type_mapping.pop(src)
  
      self._name_offset_mapping[dst] = self._name_offset_mapping[src]
      offset = self._name_offset_mapping.pop(src)
  
      self._offset_name_mapping[offset] = dst
  
imports: import copy
  from typing import List, Union
  import pandas
  from .utils import AnonymousGenerator
label_desc: Use image node_id 5 for calling the SchemaManager obj's underlying member method code with example usage: obj._rename_single_column(src, dst) without return types