allow passing a callable to de/serialization funcs #16160

Job	Run time
Packaging test	1m 16s
Changed files test	1m 7s
Format check	12s
Doc test	1m 50s
Lint check	4m 8s
Type check	1m 27s
Notebook formatting	12s
Misc check	4s
Shell check	9s
Build protos	12s
Coverage check	10m 37s
Isolated pytest Ubuntu	9m 8s
Check consistency of requirements	25s
Pytest Ubuntu (3.10)	7m 11s
Pytest Ubuntu with NumPy-2 (3.10)	6m 47s
Pytest Ubuntu (3.11)	5m 56s
Pytest Ubuntu with NumPy-2 (3.11)	5m 51s
Pytest MacOS (3.10)	9m 58s
Pytest MacOS (3.11)	6m 20s
Pytest Ubuntu with NumPy-2 (3.12)	7m 0s
Pytest Ubuntu (3.12)	6m 56s
Pytest MacOS (3.12)	11m 15s
Notebook Tests against PR	10m 1s
Changed Notebooks Isolated Test against Cirq stable (partition-0)	53s
Bundle file consistency	44s
Changed Notebooks Isolated Test against Cirq stable (partition-1)	54s
Changed Notebooks Isolated Test against Cirq stable (partition-2)	52s
Typescript tests coverage	36s
Changed Notebooks Isolated Test against Cirq stable (partition-3)	47s
Typescript lint check	35s
Typescript tests	38s
Pytest Windows (3.10)	7m 29s
Pytest Windows (3.11)	12m 7s
Pytest Windows (3.12)	7m 14s
	2h 20m 51s

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