dataset

class qtypy.dataset.tree(file_paths, tree_name, columns=[])

qtypy layer for qty::dataset::input<qty::ROOT::tree>.

Parameters:

• file_paths (list of str) – List of paths to the ROOT files containing the tree(s).

• tree_name (str) – Name of the tree inside the ROOT file(s) to access.

• columns (list[str])

class qtypy.dataset.column(key, dtype)

Read a column from a loaded dataset.

Parameters:

• key (str) – The name of the column in the dataset.

• cpp_value_type (type or str) – The C++ data type of the column values.