![]() To learn more about Python dictionaries, check out the official documentation here. Finally, you learned some more naive implementations such as for loops and dictionary comprehensions to merge dictionaries. You also learned how to deal with duplicate keys and merges values made of lists. update() method, and the unpacking method. You learned how to do this using built-in methods, such as the merge operator | available in Python 3.9 and higher, the. In this tutorial, you learned how to use Python to merge two or more dictionaries. More of a visual learner, check out my YouTube tutorial here. Want to learn more about Python list comprehensions? Check out this in-depth tutorial that covers off everything you need to know, with hands-on examples. Let’s see what this looks like in Python: # Merge two Python dictionaries using the merge operator in Python 3.9+ The new operators will have the same relationship to the dict.update method as the list concatenate ( + ) and extend ( + ) operators have to list.extend. Merging two dictionaries with the merge operator is likely the fastest and cleanest way to merge two dictionaries. Python introduced a new way to merge dictionaries in Python 3.9, by using the merge operator |.
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