code: def _read_blob_in_tree(tree, components):
      
      if len(components) == 1:
          # Tree is direct parent of blob
          return _read_blob(tree, components[0])
      else:
          # Still trees to open
          dirname = components.pop(0)
          for t in tree.traverse():
              if t.name == dirname:
                  return _read_blob_in_tree(t, components)
docs: Recursively open trees to ultimately read a blob