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Optimizer - set_weights : check weights length #9435

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Feb 20, 2018
Merged

Optimizer - set_weights : check weights length #9435

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5 changes: 5 additions & 0 deletions keras/optimizers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,11 @@ def set_weights(self, weights):
ValueError: in case of incompatible weight shapes.
"""
params = self.weights
if len(params) != len(weights):
raise ValueError('Length of the specified weight list (' +
str(len(weights)) +
') does not match the number of weights ' +
'of the optimizer (' + str(len(params)) + ')')
weight_value_tuples = []
param_values = K.batch_get_value(params)
for pv, p, w in zip(param_values, params, weights):
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