Overview

The Session class is used to manage the execution session of a graph.

Example of session execution:

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from ge.session import Session
from ge.graph import Tensor
from ge.ge_global import GeApi

# Initialize the GE.
config = {
    "ge.execDeviceId": "0",
    "ge.graphRunMode": "0"
}
GeApi.ge_initialize(config)


# Create a session.
session = Session()

# Add a graph.
session.add_graph(0, graph)

# Prepare the input.
input_tensor = Tensor(data=[1.0, 2.0, 3.0, 4.0], data_type=DataType.DT_FLOAT, format=Format.FORMAT_ND, shape=[2, 2])

# Execute the graph.
outputs = session.run_graph(0, [input_tensor])

# Terminate GE.
GeApi.ge_finalize()

Applicable products:

  • Ascend 950PR/Ascend 950DT: supported
  • Atlas A3 training products/Atlas A3 inference products: supported
  • Atlas A2 training products/Atlas A2 inference products: supported
  • Atlas 200I/500 A2 inference products: not supported
  • Atlas inference products: supported
  • Atlas training products: supported