try using tests/benchmarks as PGO input

[davidhewitt]

As per #678 (comment)

[codspeed-hq]

CodSpeed Performance Report

Merging #686 dh/pgo-2 (bef03cb) will improve performances by 37.3%.

Summary

🔥 54 improvements
❌ 0 regressions
✅ 71 untouched benchmarks

🆕 0 new benchmarks
⁉️ 0 dropped benchmarks

Benchmarks breakdown

	Benchmark	main	dh/pgo-2	Change
🔥	test_complete_core_lax	1.4 ms	1.2 ms	+16.43%
🔥	test_complete_core_strict	1.4 ms	1.2 ms	+16.67%
🔥	test_build_schema	4 ms	3.5 ms	+15.66%
🔥	test_core_python_fs	347.9 µs	292.6 µs	+18.88%
🔥	test_core_json_fs	855 µs	771.3 µs	+10.85%
🔥	test_core_python	508.1 µs	450.3 µs	+12.84%
🔥	test_small_class_core_dict	30.4 µs	26.7 µs	+13.95%
🔥	test_small_class_core_model	55 µs	45.4 µs	+21.21%
🔥	test_definition_model_core	2 ms	1.8 ms	+10.99%
🔥	test_list_of_dict_models_core	508.1 µs	446.2 µs	+13.88%
🔥	test_list_of_ints_core_py	2.6 ms	2.2 ms	+16.52%
🔥	test_set_of_ints_core	3.8 ms	3.3 ms	+15.53%
🔥	test_set_of_ints_core_duplicates	2.4 ms	1.8 ms	+33.21%
🔥	test_set_of_ints_core_length	3.8 ms	3.3 ms	+15.59%
🔥	test_set_of_ints_core_json_duplicates	5.4 ms	4.8 ms	+12.53%
🔥	test_frozenset_of_ints_core	1.3 ms	1.1 ms	+16.54%
🔥	test_frozenset_of_ints_duplicates_core	997.6 µs	808 µs	+23.47%
🔥	test_dict_of_ints_core	6 ms	4.7 ms	+25.83%
🔥	test_dict_of_any_core	4.2 ms	3.3 ms	+25.59%
🔥	test_dict_of_ints_core_json	15.6 ms	13.5 ms	+15.95%
🔥	test_many_models_core_dict	5.5 ms	4.9 ms	+11.04%
🔥	test_many_models_core_model	14.7 ms	12.9 ms	+13.96%
🔥	test_list_of_nullable_core	641.4 µs	540.4 µs	+18.68%
🔥	test_core_python	46.5 µs	42.1 µs	+10.46%
🔥	test_core_future_str	29.4 µs	26.5 µs	+11.05%
🔥	test_core_future	29.4 µs	25.3 µs	+16.1%
🔥	test_core_future_str	25.2 µs	22.2 µs	+13.23%
🔥	test_positional_tuple	30.4 µs	27.5 µs	+10.89%
🔥	test_variable_tuple	30.1 µs	26.2 µs	+14.61%
🔥	test_tuple_many_variable	33 µs	28.7 µs	+14.91%
🔥	test_arguments	44.2 µs	38.1 µs	+16.03%
🔥	test_with_default	41 µs	36.2 µs	+13.25%
🔥	test_generator_rust	30.7 µs	27.4 µs	+11.88%
🔥	test_isinstance_json	29.5 µs	26.4 µs	+11.9%
🔥	test_definition_in_tree	6 ms	4.6 ms	+31.48%
🔥	test_definition_out_of_tree	9.9 ms	7.4 ms	+32.82%
🔥	test_model_instance	54.4 µs	46.2 µs	+17.78%
🔥	test_model_instance_abc	65.4 µs	56.2 µs	+16.31%
🔥	test_validate_literal[python-few_str_enum]	23 µs	20.6 µs	+11.57%
🔥	test_validate_literal[json-few_str_enum]	30 µs	27 µs	+11.19%
🔥	test_validate_literal[json-few_mixed]	26.5 µs	24.1 µs	+10.01%
🔥	test_core_root_model	114.6 µs	97.5 µs	+17.46%
🔥	test_tagged_union_int_keys_python	33.7 µs	30.5 µs	+10.46%
🔥	test_core_dict	287.3 µs	246.2 µs	+16.7%
🔥	test_core_dict_filter	296.1 µs	256.2 µs	+15.56%
🔥	test_core_json	395 µs	342.1 µs	+15.47%
🔥	test_json_direct_list_str	929.2 µs	710.8 µs	+30.72%
🔥	test_python_json_list_str	709.8 µs	580.4 µs	+22.29%
🔥	test_json_any_list_str	1.6 ms	1.3 ms	+27.34%
🔥	test_json_direct_list_int	904.7 µs	658.9 µs	+37.3%
🔥	test_json_any_list_int	1.6 ms	1.3 ms	+22.36%
🔥	test_python_json_list_int	706.4 µs	576.5 µs	+22.54%
🔥	test_python_json_list_none	685.3 µs	556.3 µs	+23.19%
🔥	test_model_list_core_json	968.7 µs	725.9 µs	+33.45%

[davidhewitt]

This is now included in #678