import torch
import torch.nn as nn
import os

X = torch.tensor([-1.0, 0.0, 1.0, 2.0, 3.0, 4.0])
y = torch.tensor([-3.0, -1.0, 1.0, 3.0, 5.0, 7.0])

class Perceptron(nn.Module):
    def __init__(self):
        super().__init__()
        self.fc = nn.Linear(1, 1)

    def forward(self, x):
        y = self.fc(x)
        return y

model = Perceptron()
print("已经创建模型:", model)