Example #1
0
torch.exp2(torch.tensor([0, math.log2(2.), 3, 4]))

# expm1
torch.expm1(torch.tensor([0, math.log(2.)]))

# fake_quantize_per_channel_affine
x = torch.randn(2, 2, 2)
scales = (torch.randn(2) + 1) * 0.05
zero_points = torch.zeros(2).to(torch.long)
torch.fake_quantize_per_channel_affine(x, scales, zero_points, 1, 0, 255)

# fake_quantize_per_tensor_affine
torch.fake_quantize_per_tensor_affine(a, 0.1, 0, 0, 255)

# float_power
torch.float_power(torch.randint(10, (4, )), 2)
torch.float_power(torch.arange(1, 5), torch.tensor([2, -3, 4, -5]))

# floor
torch.floor(a)

# floor_divide
torch.floor_divide(torch.tensor([4., 3.]), torch.tensor([2., 2.]))
torch.floor_divide(torch.tensor([4., 3.]), 1.4)

# fmod
torch.fmod(torch.tensor([-3., -2, -1, 1, 2, 3]), 2)
torch.fmod(torch.tensor([1, 2, 3, 4, 5]), 1.5)

# frac
torch.frac(torch.tensor([1, 2.5, -3.2]))
Example #2
0
 def pointwise_ops(self):
     a = torch.randn(4)
     b = torch.randn(4)
     t = torch.tensor([-1, -2, 3], dtype=torch.int8)
     r = torch.tensor([0, 1, 10, 0], dtype=torch.int8)
     t = torch.tensor([-1, -2, 3], dtype=torch.int8)
     s = torch.tensor([4, 0, 1, 0], dtype=torch.int8)
     f = torch.zeros(3)
     g = torch.tensor([-1, 0, 1])
     w = torch.tensor([0.3810, 1.2774, -0.2972, -0.3719, 0.4637])
     return (
         torch.abs(torch.tensor([-1, -2, 3])),
         torch.absolute(torch.tensor([-1, -2, 3])),
         torch.acos(a),
         torch.arccos(a),
         torch.acosh(a.uniform_(1.0, 2.0)),
         torch.add(a, 20),
         torch.add(a, torch.randn(4, 1), alpha=10),
         torch.addcdiv(torch.randn(1, 3),
                       torch.randn(3, 1),
                       torch.randn(1, 3),
                       value=0.1),
         torch.addcmul(torch.randn(1, 3),
                       torch.randn(3, 1),
                       torch.randn(1, 3),
                       value=0.1),
         torch.angle(a),
         torch.asin(a),
         torch.arcsin(a),
         torch.asinh(a),
         torch.arcsinh(a),
         torch.atan(a),
         torch.arctan(a),
         torch.atanh(a.uniform_(-1.0, 1.0)),
         torch.arctanh(a.uniform_(-1.0, 1.0)),
         torch.atan2(a, a),
         torch.bitwise_not(t),
         torch.bitwise_and(t, torch.tensor([1, 0, 3], dtype=torch.int8)),
         torch.bitwise_or(t, torch.tensor([1, 0, 3], dtype=torch.int8)),
         torch.bitwise_xor(t, torch.tensor([1, 0, 3], dtype=torch.int8)),
         torch.ceil(a),
         torch.clamp(a, min=-0.5, max=0.5),
         torch.clamp(a, min=0.5),
         torch.clamp(a, max=0.5),
         torch.clip(a, min=-0.5, max=0.5),
         torch.conj(a),
         torch.copysign(a, 1),
         torch.copysign(a, b),
         torch.cos(a),
         torch.cosh(a),
         torch.deg2rad(
             torch.tensor([[180.0, -180.0], [360.0, -360.0], [90.0,
                                                              -90.0]])),
         torch.div(a, b),
         torch.divide(a, b, rounding_mode="trunc"),
         torch.divide(a, b, rounding_mode="floor"),
         torch.digamma(torch.tensor([1.0, 0.5])),
         torch.erf(torch.tensor([0.0, -1.0, 10.0])),
         torch.erfc(torch.tensor([0.0, -1.0, 10.0])),
         torch.erfinv(torch.tensor([0.0, 0.5, -1.0])),
         torch.exp(torch.tensor([0.0, math.log(2.0)])),
         torch.exp2(torch.tensor([0.0, math.log(2.0), 3.0, 4.0])),
         torch.expm1(torch.tensor([0.0, math.log(2.0)])),
         torch.fake_quantize_per_channel_affine(
             torch.randn(2, 2, 2),
             (torch.randn(2) + 1) * 0.05,
             torch.zeros(2),
             1,
             0,
             255,
         ),
         torch.fake_quantize_per_tensor_affine(a, 0.1, 0, 0, 255),
         torch.float_power(torch.randint(10, (4, )), 2),
         torch.float_power(torch.arange(1, 5), torch.tensor([2, -3, 4,
                                                             -5])),
         torch.floor(a),
         # torch.floor_divide(torch.tensor([4.0, 3.0]), torch.tensor([2.0, 2.0])),
         # torch.floor_divide(torch.tensor([4.0, 3.0]), 1.4),
         torch.fmod(torch.tensor([-3, -2, -1, 1, 2, 3]), 2),
         torch.fmod(torch.tensor([1, 2, 3, 4, 5]), 1.5),
         torch.frac(torch.tensor([1.0, 2.5, -3.2])),
         torch.randn(4, dtype=torch.cfloat).imag,
         torch.ldexp(torch.tensor([1.0]), torch.tensor([1])),
         torch.ldexp(torch.tensor([1.0]), torch.tensor([1, 2, 3, 4])),
         torch.lerp(torch.arange(1.0, 5.0),
                    torch.empty(4).fill_(10), 0.5),
         torch.lerp(
             torch.arange(1.0, 5.0),
             torch.empty(4).fill_(10),
             torch.full_like(torch.arange(1.0, 5.0), 0.5),
         ),
         torch.lgamma(torch.arange(0.5, 2, 0.5)),
         torch.log(torch.arange(5) + 10),
         torch.log10(torch.rand(5)),
         torch.log1p(torch.randn(5)),
         torch.log2(torch.rand(5)),
         torch.logaddexp(torch.tensor([-1.0]), torch.tensor([-1, -2, -3])),
         torch.logaddexp(torch.tensor([-100.0, -200.0, -300.0]),
                         torch.tensor([-1, -2, -3])),
         torch.logaddexp(torch.tensor([1.0, 2000.0, 30000.0]),
                         torch.tensor([-1, -2, -3])),
         torch.logaddexp2(torch.tensor([-1.0]), torch.tensor([-1, -2, -3])),
         torch.logaddexp2(torch.tensor([-100.0, -200.0, -300.0]),
                          torch.tensor([-1, -2, -3])),
         torch.logaddexp2(torch.tensor([1.0, 2000.0, 30000.0]),
                          torch.tensor([-1, -2, -3])),
         torch.logical_and(r, s),
         torch.logical_and(r.double(), s.double()),
         torch.logical_and(r.double(), s),
         torch.logical_and(r, s, out=torch.empty(4, dtype=torch.bool)),
         torch.logical_not(torch.tensor([0, 1, -10], dtype=torch.int8)),
         torch.logical_not(
             torch.tensor([0.0, 1.5, -10.0], dtype=torch.double)),
         torch.logical_not(
             torch.tensor([0.0, 1.0, -10.0], dtype=torch.double),
             out=torch.empty(3, dtype=torch.int16),
         ),
         torch.logical_or(r, s),
         torch.logical_or(r.double(), s.double()),
         torch.logical_or(r.double(), s),
         torch.logical_or(r, s, out=torch.empty(4, dtype=torch.bool)),
         torch.logical_xor(r, s),
         torch.logical_xor(r.double(), s.double()),
         torch.logical_xor(r.double(), s),
         torch.logical_xor(r, s, out=torch.empty(4, dtype=torch.bool)),
         torch.logit(torch.rand(5), eps=1e-6),
         torch.hypot(torch.tensor([4.0]), torch.tensor([3.0, 4.0, 5.0])),
         torch.i0(torch.arange(5, dtype=torch.float32)),
         torch.igamma(a, b),
         torch.igammac(a, b),
         torch.mul(torch.randn(3), 100),
         torch.multiply(torch.randn(4, 1), torch.randn(1, 4)),
         torch.mvlgamma(torch.empty(2, 3).uniform_(1.0, 2.0), 2),
         torch.tensor([float("nan"),
                       float("inf"), -float("inf"), 3.14]),
         torch.nan_to_num(w),
         torch.nan_to_num(w, nan=2.0),
         torch.nan_to_num(w, nan=2.0, posinf=1.0),
         torch.neg(torch.randn(5)),
         # torch.nextafter(torch.tensor([1, 2]), torch.tensor([2, 1])) == torch.tensor([eps + 1, 2 - eps]),
         torch.polygamma(1, torch.tensor([1.0, 0.5])),
         torch.polygamma(2, torch.tensor([1.0, 0.5])),
         torch.polygamma(3, torch.tensor([1.0, 0.5])),
         torch.polygamma(4, torch.tensor([1.0, 0.5])),
         torch.pow(a, 2),
         torch.pow(torch.arange(1.0, 5.0), torch.arange(1.0, 5.0)),
         torch.rad2deg(
             torch.tensor([[3.142, -3.142], [6.283, -6.283],
                           [1.570, -1.570]])),
         torch.randn(4, dtype=torch.cfloat).real,
         torch.reciprocal(a),
         torch.remainder(torch.tensor([-3.0, -2.0]), 2),
         torch.remainder(torch.tensor([1, 2, 3, 4, 5]), 1.5),
         torch.round(a),
         torch.rsqrt(a),
         torch.sigmoid(a),
         torch.sign(torch.tensor([0.7, -1.2, 0.0, 2.3])),
         torch.sgn(a),
         torch.signbit(torch.tensor([0.7, -1.2, 0.0, 2.3])),
         torch.sin(a),
         torch.sinc(a),
         torch.sinh(a),
         torch.sqrt(a),
         torch.square(a),
         torch.sub(torch.tensor((1, 2)), torch.tensor((0, 1)), alpha=2),
         torch.tan(a),
         torch.tanh(a),
         torch.trunc(a),
         torch.xlogy(f, g),
         torch.xlogy(f, g),
         torch.xlogy(f, 4),
         torch.xlogy(2, g),
     )
Example #3
0
from dateutil.parser import parse as to_date

DEFAULT = lambda: 0

OPERATOR_DICT = {
    "+": operator.add,
    "-": operator.sub,
    "*": operator.mul,
    "/": operator.truediv,
    ">": operator.gt,
    "<": operator.lt,
    "<>": operator.ne,
    "=": operator.eq,
    ">=": operator.ge,
    "<=": operator.le,
    "^": lambda a, b: torch.float_power(torch.tensor(a), torch.tensor(b)),
}

REGEX_CRITERIA = re.compile(r'(?P<op>[\<\>\=]*)(?P<val>[\w\d\s\.\*\?]+)',
                            re.UNICODE)


def iflatten(iterable):
    if not isinstance(iterable, (list, tuple)):
        yield iterable
        return
    remainder = iter(iterable)
    while True:
        try:
            first = next(remainder)
        except StopIteration: