Files
tinygrad/test/helpers.py
George Hotz 3dbde178c1 mark slow tests as slow instead of as CI (#13736)
* mark slow tests as slow instead of as CI

* CI shouldn't have different behavior

* more skips / CI

* slow
2025-12-17 10:29:57 -04:00

76 lines
3.2 KiB
Python

import os, time, struct, functools, unittest
from typing import Any, Callable
import numpy as np
from tinygrad import Tensor, dtypes, Device
from tinygrad.uop.ops import UOp, Ops
from tinygrad.tensor import _to_np_dtype
from tinygrad.engine.realize import Runner
from tinygrad.dtype import DType
from tinygrad.nn.state import get_parameters
from tinygrad.helpers import T, CI
from tinygrad.codegen import full_rewrite
# decorator to skip slow tests by default, run with RUN_SLOW=1 to include them
slow = unittest.skipUnless(os.getenv("RUN_SLOW"), "slow test, set RUN_SLOW=1 to run")
from tinygrad.runtime.ops_python import PythonProgram, PythonRenderer, PythonCompiler
def derandomize_model(model):
for p in get_parameters(model):
p.replace(Tensor.empty(p.shape, device=p.device, dtype=p.dtype))
p.realize()
def assert_jit_cache_len(fxn, expected_len):
if not fxn.jit_cache:
assert expected_len == 0, expected_len
return
# until we have a better way of typing the prg in ExecItem
if issubclass(type(fxn.jit_cache[0].prg), Runner) and not type(fxn.jit_cache[0].prg).__name__.endswith('Graph'):
assert len(fxn.jit_cache) == expected_len, f"expected {expected_len}, got {len(fxn.jit_cache)}"
else:
assert len(fxn.jit_cache) == 1, len(fxn.jit_cache)
# until we have a better way of typing the prg in ExecItem
assert type(fxn.jit_cache[0].prg).__name__.endswith('Graph')
assert len(fxn.jit_cache[0].prg.jit_cache) == expected_len
def rand_for_dtype(dt:DType, size:int):
if dtypes.is_unsigned(dt):
return np.random.randint(0, 100, size=size, dtype=_to_np_dtype(dt))
elif dtypes.is_int(dt):
return np.random.randint(-100, 100, size=size, dtype=_to_np_dtype(dt))
elif dt == dtypes.bool:
return np.random.choice([True, False], size=size)
return np.random.uniform(-10, 10, size=size).astype(_to_np_dtype(dt))
def timeit(fxn:Callable[..., T], *args, **kwargs) -> tuple[T, float]:
st = time.perf_counter_ns()
ret = fxn(*args, **kwargs)
return ret, (time.perf_counter_ns()-st)*1e-6
def eval_uop(uop:UOp, inputs:list[tuple[DType, list[Any]]]|None=None):
allocator = Device['PYTHON'].allocator
bufs = []
for buf_dt, data in inputs or []:
bufs.append(buf:=allocator.alloc(len(data) * buf_dt.itemsize))
allocator._copyin(buf, memoryview(struct.pack(str(len(data)) + buf_dt.fmt, *data)))
g = UOp(Ops.DEFINE_GLOBAL, uop.dtype.ptr(), arg=0, src=())
opts = PythonRenderer()
lst = full_rewrite(UOp.store(g.index(UOp.const(dtypes.int, 0)), uop).sink(), opts)
prog = PythonProgram("run", PythonCompiler().compile(opts.render(lst)))
prog(out_buf:=allocator.alloc(uop.dtype.itemsize), *bufs)
return out_buf.cast(uop.dtype.fmt).tolist()[0]
def not_support_multi_device():
# CL and CUDA don't support multi device if in CI
return CI and REAL_DEV in ("CL", "CUDA")
def needs_second_gpu(fn):
@functools.wraps(fn)
def wrapper(self, *args, **kwargs):
# check if there's a second GPU, if not, skip multi tests
try: Tensor.zeros(10, device=f"{Device.DEFAULT}:1").contiguous().realize()
except Exception as e: self.skipTest(f"second device not available: {e}")
return fn(self, *args, **kwargs)
return wrapper
REAL_DEV = Device.DEFAULT