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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def merge_dicts(dict_a, dict_b):
 """Merge two dictionaries into one."""

    duplicates = [val for val in dict_a if val in dict_b]
    if duplicates:
        _LOGGER.warning(("Duplicates found during merge: %s. "
                         "Renaming is recommended."), duplicates)
    return {**dict_a, **dict_b}