SymPy Gamma

Input:

Matrix%28%5B%5B1%2C2%2C3%5D%2C%5B4%2C5%2C6%5D%2C%5B7%2C8%2C9%5D%5D%29

Error:

Matrix%28%5B%5B1%2C2%2C3%5D%2C%5B4%2C5%2C6%5D%2C%5B7%2C8%2C9%5D%5D%29

unsupported operand type(s) for %: 'type' and 'Integer'

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