22 lines
661 B
22 lines
661 B
4 months ago
|
from tinygrad import Tensor, dtypes
|
||
|
|
from extra.datasets.imagenet import iterate, get_val_files
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
#sz = len(get_val_files())
|
||
|
|
sz = 32*100
|
||
|
|
X,Y = None, None
|
||
|
|
|
||
|
|
idx = 0
|
||
|
|
for x,y in iterate(shuffle=False):
|
||
|
|
print(x.shape, y.shape, x.dtype, y.dtype)
|
||
|
|
assert x.shape[0] == y.shape[0]
|
||
|
|
bs = x.shape[0]
|
||
|
|
if X is None:
|
||
|
|
X = Tensor.empty(sz, *x.shape[1:], device="disk:/tmp/imagenet_x", dtype=dtypes.uint8)
|
||
|
|
Y = Tensor.empty(sz, *y.shape[1:], device="disk:/tmp/imagenet_y", dtype=dtypes.int64)
|
||
|
|
print(X.shape, Y.shape)
|
||
|
|
X[idx:idx+bs].assign(x)
|
||
|
|
Y[idx:idx+bs].assign(y)
|
||
|
|
idx += bs
|
||
|
|
if idx >= sz: break
|