Method index

cvxpy/interface/base_matrix_interface.py:85–91

(self, matrix, key)

    # Return the value at the given index in the matrix.
    def index(self, matrix, key):
        value = matrix[key]
        # Reduce to a scalar if possible.
        if cvxpy.interface.matrix_utilities.shape(value) == (1, 1):
            return cvxpy.interface.matrix_utilities.scalar_value(value)
        else:
            return value

    # Coerce the matrix into the given shape.
    @abc.abstractmethod