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Edge TPU TF imports fix (#6542)

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* Edge TPU TF imports fix

Fix for https://github.com/ultralytics/yolov5/issues/6535#issuecomment-1030631526

* Update common.py
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Glenn Jocher 2022-02-05 15:45:44 +01:00 committed by GitHub
parent cba4303d32
commit dc7e093071
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1 changed files with 3 additions and 3 deletions
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models/common.py
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@ -374,11 +374,11 @@ class DetectMultiBackend(nn.Module):
graph_def.ParseFromString(open(w, 'rb').read())
frozen_func = wrap_frozen_graph(gd=graph_def, inputs="x:0", outputs="Identity:0")
elif tflite: # https://www.tensorflow.org/lite/guide/python#install_tensorflow_lite_for_python
try: # prefer tflite_runtime if installed
try: # https://coral.ai/docs/edgetpu/tflite-python/#update-existing-tf-lite-code-for-the-edge-tpu
from tflite_runtime.interpreter import Interpreter, load_delegate
except ImportError:
import tensorflow.lite.experimental.load_delegate as load_delegate
import tensorflow.lite.Interpreter as Interpreter
import tensorflow as tf
Interpreter, load_delegate = tf.lite.Interpreter, tf.lite.experimental.load_delegate,
if 'edgetpu' in w.lower(): # Edge TPU https://coral.ai/software/#edgetpu-runtime
LOGGER.info(f'Loading {w} for TensorFlow Lite Edge TPU inference...')
delegate = {'Linux': 'libedgetpu.so.1',