def mul(R, fact):
for field_name, field in R.items():
numpy.multiply(field, fact, out=field)
def check_except_c128(R, expected):
for field_name, field in R.items():
print(field_name, field)
assert field[0] == expected
def inc(R, step):
for field_name, field in R.items():
numpy.add(field, step, out=field)
