SymPy Gamma

Input:

integrate(exp(x)%20/%20(1%20%2B%20exp(2x)))

Error:

integrate(exp(x)%20/%20(1%20%2B%20exp(2x)))

integrate (exp (Symbol ('x' ))%Integer (20 )/% Integer (20 )*(Integer (1 )%Integer (20 )%Integer (2 )*Symbol ('B' )%Integer (20 )*exp (Integer (2 )*Symbol ('x' ))))

46: invalid syntax (<string>, line 1)

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