micropython/tests/extmod/uctypes_le_float.py

25 wiersze
414 B
Python

try:
import uctypes
except ImportError:
print("SKIP")
raise SystemExit
desc = {
"f32": uctypes.FLOAT32 | 0,
"f64": uctypes.FLOAT64 | 0,
"uf64": uctypes.FLOAT64 | 2, # unaligned
}
data = bytearray(10)
S = uctypes.struct(uctypes.addressof(data), desc, uctypes.LITTLE_ENDIAN)
S.f32 = 12.34
print("%.4f" % S.f32)
S.f64 = 12.34
print("%.4f" % S.f64)
S.uf64 = 12.34
print("%.4f" % S.uf64)