No more Tuple, List, Dict (#38797)

* No more Tuple, List, Dict

* make fixup

* More style fixes

* Docstring fixes with regex replacement

* Trigger tests

* Redo fixes after rebase

* Fix copies

* [test all]

* update

* [test all]

* update

* [test all]

* make style after rebase

* Patch the hf_argparser test

* Patch the hf_argparser test

* style fixes

* style fixes

* style fixes

* Fix docstrings in Cohere test

* [test all]

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Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

examples/legacy/seq2seq/utils.py

@@ -530,7 +530,7 @@ def calculate_rouge(
         on multi sentence summaries (CNN/DM dataset).
 
     Returns:
-         Dict[score: value] if aggregate else defaultdict(list) keyed by rouge_keys
+         dict[score: value] if aggregate else defaultdict(list) keyed by rouge_keys
 
     """
     scorer = rouge_scorer.RougeScorer(rouge_keys, use_stemmer=use_stemmer)