def _scipy_sparse_eye(n):
    if not sparse:
        raise ImportError
    return sparse.eye(n, n, dtype='complex')
If a C{message} argument is passed to the L{PageRedirect} constructor
dataset/ETHPy150Open sympy/sympy/sympy/physics/quantum/matrixutils.py/_scipy_sparse_eye--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/web/test/test_error.py/PageRedirectTestCase.test_messageExistsNoLocation