import numpy as np

measurements = np.array([[12, 14, 15], [10, 13, 16]], dtype=np.int64)
sample_points = np.arange(0, 12, 3, dtype=np.int64)
template = np.zeros(measurements.shape, dtype=np.float64)
row_totals = measurements.sum(axis=1)

assert measurements.shape == (2, 3)
assert measurements.dtype == np.int64
assert template.shape == measurements.shape

print("measurements:")
print(measurements)
print("shape:", measurements.shape)
print("dtype:", measurements.dtype)
print("sample points:", sample_points)
print("template:")
print(template)
print("row totals:", row_totals)