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tensor_engine = None
def unsupported(func):
def wrapper(self):
return func(self)
wrapper.is_supported = False
return wrapper
def is_supported(method):
if hasattr(method, "is_supported"):
return method.is_supported
return True
def set_engine_mode(mode):
global tensor_engine
if mode == "tf":
from . import tf_engine
tensor_engine = tf_engine.TensorFlowEngine()
elif mode == "pt":
from . import pt_engine
tensor_engine = pt_engine.TorchTensorEngine()
elif mode == "topi":
from . import topi_engine
tensor_engine = topi_engine.TopiEngine()
elif mode == "relay":
from . import relay_engine
tensor_engine = relay_engine.RelayEngine()
elif mode == "nnc":
from . import nnc_engine
tensor_engine = nnc_engine.NncEngine()
else:
raise ValueError("invalid tensor engine mode: %s" % (mode))
tensor_engine.mode = mode
def get_engine():
if tensor_engine is None:
raise ValueError("use of get_engine, before calling set_engine_mode is illegal")
return tensor_engine
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