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scipp.merge#

scipp.merge(lhs: Dataset, rhs: Dataset) → Dataset#
scipp.merge(lhs: DataGroup, rhs: DataGroup) → DataGroup

Merge two datasets or data groups into one.

If an item appears in both inputs, it must have an identical value in both.

Parameters:

  • lhs – First dataset or data group.

  • rhs – Second dataset or data group.

Returns:

A new object that contains the union of all data items, coords, masks and attributes.

Raises:

scipp.DatasetError – If there are conflicting items with different content.