TYP: simple return types (#54786) #12

Job	Run time
Test Conda Forge Recipe - Python 3.10	3m 45s
Test Conda Forge Recipe - Python 3.11	3m 2s
Test Conda Forge Recipe - Python 3.9	3m 20s
Install Extras - all	6m 26s
Install Extras - aws	5m 27s
Install Extras - clipboard	6m 28s
Install Extras - compression	5m 29s
Install Extras - computation	5m 20s
Install Extras - consortium-standard	6m 19s
Install Extras - excel	5m 41s
Install Extras - feather	6m 32s
Install Extras - fss	6m 23s
Install Extras - gcp	5m 20s
Install Extras - hdf5	7m 13s
Install Extras - html	5m 43s
Install Extras - mysql	6m 47s
Install Extras - output_formatting	5m 29s
Install Extras - parquet	5m 34s
Install Extras - performance	7m 17s
Install Extras - plot	5m 46s
Install Extras - postgresql	6m 50s
Install Extras - spss	5m 17s
Install Extras - sql-other	5m 43s
Install Extras - test	5m 24s
Install Extras - xml	7m 19s
	2h 23m 54s

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