circuitpython/tests/feature_check/target_info.py
Damien George e2744ce679 tests/run-tests.py: Autodetect if the target has unicode support.
The unicode tests are now run on all targets that enable unicode.  And
other unicode tests (namely `extmod/json_loads.py`) are now properly
skipped if the target doesn't have unicode support.

Signed-off-by: Damien George <damien@micropython.org>
2025-08-15 00:23:16 +10:00

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# Retrieve the native architecture of the target.
# See https://docs.micropython.org/en/latest/reference/mpyfiles.html#versioning-and-compatibility-of-mpy-files
# for more details.
import sys
platform = getattr(sys, "platform", "minimal")
sys_mpy = getattr(sys.implementation, "_mpy", 0)
arch = [
None,
"x86",
"x64",
"armv6",
"armv6m",
"armv7m",
"armv7em",
"armv7emsp",
"armv7emdp",
"xtensa",
"xtensawin",
"rv32imc",
][sys_mpy >> 10]
thread = getattr(sys.implementation, "_thread", None)
# Detect how many bits of precision the floating point implementation has.
try:
if float("1.0000001") == float("1.0"):
float_prec = 30
elif float("1e300") == float("inf"):
float_prec = 32
else:
float_prec = 64
except NameError:
float_prec = 0
print(platform, arch, thread, float_prec, len("α") == 1)