docstr: Reader using openpyxl engine.
  
  Parameters
  ----------
  filepath_or_buffer : str, path object or Workbook
      Object to be parsed.
  {storage_options}
docstr_tok: ["Reader","using","openpyxl","engine",".","Parameters","--","--","--","--","--","filepath_or_buffer",":","str",",","path","object","or","Workbook","Object","to","be","parsed",".","{","storage_options","}"]
code: def __init__(
      self,
      filepath_or_buffer: FilePath | ReadBuffer[bytes],
      storage_options: StorageOptions = None,
  ) -> None:
      """
      Reader using openpyxl engine.
  
      Parameters
      ----------
      filepath_or_buffer : str, path object or Workbook
          Object to be parsed.
      {storage_options}
      """
      import_optional_dependency("openpyxl")
      super().__init__(
          filepath_or_buffer, storage_options=storage_options
      )
  
imports: from __future__ import annotations
  import mmap
  from typing import TYPE_CHECKING, Any, Tuple, cast
  import numpy
  from pandas._typing import FilePath, ReadBuffer, Scalar, StorageOptions, WriteExcelBuffer
  from pandas.compat._optional import import_optional_dependency
  from pandas.util._decorators import doc
  from pandas.core.shared_docs import _shared_docs
  from pandas.io.excel._base import BaseExcelReader, ExcelWriter
  from pandas.io.excel._util import combine_kwargs, validate_freeze_panes
label_desc: Use image node_id 1 to create a new OpenpyxlReader object from inherited base classes: BaseExcelReader with example: obj = OpenpyxlReader(filepath_or_buffer, storage_options)