Method IsNull

python/pyarrow/src/arrow/python/python_to_arrow.cc:175–181

Used for null checking before actually converting the values

  // Used for null checking before actually converting the values
  static bool IsNull(const O& options, I obj) {
    if (options.from_pandas) {
      return internal::PandasObjectIsNull(obj);
    } else {
      return obj == Py_None;
    }
  }

  // Used for post-conversion numpy NaT sentinel checking
  static bool IsNaT(const TimestampType*, int64_t value) {