File size: 531 Bytes
b6acc0a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | import importlib
def exists(val):
return val is not None
def get_obj_from_str(string, reload=False):
module, cls = string.rsplit('.', 1)
if reload:
module_imp = importlib.import_module(module)
importlib.reload(module_imp)
return getattr(importlib.import_module(module, package=None), cls)
def instantiate_from_config(config):
if "target" not in config:
raise KeyError("Expected key `target` in config")
return get_obj_from_str(config["target"])(**config.get("params", dict()))
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