class_docstr: Dict-like mapping from SharedVariable keys to their new values.
  
  This mapping supports the use of the "+" operator for the union of updates.
class_docstr_tok: ["Dict-like","mapping","from","SharedVariable","keys","to","their","new","values",".","This","mapping","supports","the","use","of","the","``","+","''","operator","for","the","union","of","updates","."]
code: def __add__(self, other):
      rval = OrderedUpdates()
      rval.update(self)
      rval.update(other)
      return rval
  
file_path: pytensor/pytensor/updates.py
imports: import logging
  import warnings
  from collections import OrderedDict
  from pytensor.compile.sharedvalue import SharedVariable
label_desc: Use image node_id 4 for calling the OrderedUpdates obj's underlying member method code with example usage: obj.__add__(other) and returns: rval