eth2.0-specs/tests/core/config_helpers/README.md

Eth2 config helpers

preset_loader: A util to load config-presets with. See Configs documentation.

Usage:

configs_path = 'configs/'

...

import preset_loader
from eth2spec.phase0 import spec
my_presets = preset_loader.load_presets(configs_path, 'mainnet')
spec.apply_constants_preset(my_presets)

WARNING: this overwrites globals, make sure to prevent accidental collisions with other usage of the same imported specs package.