SyntaxError: invalid syntax

hello, guys. I have implemented **ENAS-pytorch** on my computer. When I run this command:
`python main.py --network_type rnn --dataset ptb --controller_optim adam --controller_lr 0.00035 --shared_optim sgd --shared_lr 20.0 --entropy_coeff 0.0001`
i got a SyntaxError as the picture shown:


Start by reproducing the reported command from the repository root and inspect the SyntaxError shown in the linked image. Trace the referenced location in main.py or the file named by the error, then verify that the command runs without a syntax error.

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