Refactor amp default in parameters #249

Job	Run time
Tests on paywalled platforms	0s
Tests on other platforms (windows-2019, 3.10)	3m 21s
Tox test (py38)	1m 59s
Tests on other platforms (windows-2022, 3.11)	2m 23s
Tox test (py39)	2m 0s
Tests on other platforms (windows-2022, 3.12)	2m 31s
Tox test (py310)	1m 56s
Tests on other platforms (macos-12, 3.11)	1m 37s
Tox test (py311)	2m 1s
Tests on other platforms (macos-13, 3.12)	1m 54s
Tox test (py312-cover)	3m 2s
Tox test (docs, graphviz)	1m 59s
Docker image	0s
PyPI packaging	0s
	24m 43s

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