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Add error message for repeated model compression #1136

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Merged
amcadmus merged 2 commits into from
Sep 14, 2021
Merged

Add error message for repeated model compression #1136

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464c98d
add error message for replicated model compression
denghuilu Sep 13, 2021
e193c57
fix typo
denghuilu Sep 13, 2021
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12 changes: 12 additions & 0 deletions deepmd/entrypoints/compress.py
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,8 @@ def compress(
jdata = j_loader(training_script)
t_min_nbor_dist = get_min_nbor_dist(jdata, get_rcut(jdata))

_check_compress_type(input)

tf.constant(t_min_nbor_dist,
name = 'train_attr/min_nbor_dist',
dtype = GLOBAL_ENER_FLOAT_PRECISION)
Expand Down Expand Up @@ -137,3 +139,13 @@ def compress(
log.info("\n\n")
log.info("stage 2: freeze the model")
freeze(checkpoint_folder=checkpoint_folder, output=output, node_names=None)

def _check_compress_type(model_file):
try:
t_model_type = bytes.decode(get_tensor_by_name(model_file, 'model_type'))
except GraphWithoutTensorError as e:
# Compatible with the upgraded model, which has no 'model_type' info
t_model_type = None

if t_model_type == "compressed_model":
raise RuntimeError("The input frozen model %s has already been compressed! Please do not compress the model repeatedly. " % model_file)