code: def cumsum(values: np.ndarray, *, skipna: bool = True) -> np.ndarray:
      return _cum_func(np.cumsum, values, skipna=skipna)
  
file_path: catboost/contrib/python/pandas/py3/pandas/core/array_algos/datetimelike_accumulations.py
imports: from __future__ import annotations
  from typing import Callable
  import numpy
  from pandas._libs import iNaT
  from pandas.core.dtypes.missing import isna
label_desc: Use image node_id 2 for calling a global function with example usage: cumsum(values) and returns: _cum_func