in spotify_confidence/analysis/confidence_utils.py [0:0]
def dfmatmul(x, y, outer=True):
x = np.atleast_2d(x)
y = np.atleast_2d(y)
if x.shape[0] < x.shape[1]:
x = x.transpose()
if y.shape[0] < y.shape[1]:
y = y.transpose()
if outer:
out = np.matmul(x, np.transpose(y))
else:
out = np.matmul(np.transpose(x), y)
if out.size == 1:
out = out.item()
return out