code: def copy(self, include_frequencies: bool = True) -> "HistogramBase":
          
          if include_frequencies:
              frequencies = np.copy(self.frequencies)
              missed = self._missed.copy()
              errors2 = np.copy(self.errors2)
              stats = self._stats or None
          else:
              frequencies = np.zeros_like(self._frequencies)
              errors2 = np.zeros_like(self._errors2)
              missed = np.zeros_like(self._missed)
              stats = None
          a_copy = self.__class__.__new__(self.__class__)
          a_copy._binnings = [binning.copy() for binning in self._binnings]
          a_copy._dtype = self.dtype
          a_copy._frequencies = frequencies
          a_copy._errors2 = errors2
          a_copy._meta_data = self._meta_data.copy()
          a_copy.keep_missed = self.keep_missed
          a_copy._missed = missed
          a_copy._stats = stats
          return a_copy
docs: Copy the histogram.
  
          Parameters
          ----------
          include_frequencies : If false, all frequencies are set to zero.