qiskit/visualization/bloch.py
def add_vectors(self, vectors):
        """Add a list of vectors to Bloch sphere.

        Args:
            vectors (array_like):
                Array with vectors of unit length or smaller.
        """
        if isinstance(vectors[0], (list, np.ndarray)):
            for vec in vectors:
                self.vectors.append(vec)
        else:
            self.vectors.append(vectors)
def add_vectors(self, vectors):
        """Add a list of vectors to Bloch sphere.

        Args:
            vectors (array_like):
                Array with vectors of unit length or smaller.
        """
        if isinstance(vectors[0], (list, np.ndarray)):
            for vec in vectors:
                self.vectors.append(vec)
        else:
            self.vectors.append(vectors)
Add a list of vectors to Bloch sphere.

        Args:
            vectors (array_like):
                Array with vectors of unit length or smaller.