小编Ilv*_*ico的帖子

错误:运行时错误:在当前进程完成引导阶段之前尝试启动新进程

运行以下脚本后出现错误:

--编码:utf-8--

导入东西

import torch
import torch.nn as nn
import torch.optim as optim
from torch.utils import data
from torch.utils.data import DataLoader
import torchvision.transforms as transforms

import cv2

import numpy as np

import csv
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Step1:从日志文件中读取

samples = []
with open('data/driving_log.csv') as csvfile:
    reader = csv.reader(csvfile)
    next(reader, None)
    for line in reader:
        samples.append(line)
    
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Step2:将数据分为训练集和验证集

train_len = int(0.8*len(samples))
valid_len = len(samples) - train_len
train_samples, validation_samples = data.random_split(samples, lengths=[train_len, valid_len])
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Step3a:定义数据加载器的增强、转换过程、参数和数据集

def augment(imgName, angle):
  name = 'data/IMG/' + imgName.split('/')[-1]
  current_image = cv2.imread(name)
  current_image …
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python deep-learning torchvision

10
推荐指数
2
解决办法
7660
查看次数

错误:_pickle.PicklingError:无法在 0x0000002F2175B048> 处腌制 <function <lambda>:在 __main__ 上查找属性 <lambda> 失败

我正在尝试运行以下代码,该代码报告与其他用户一起运行良好,但我发现了此错误。

--编码:utf-8--

导入东西

import torch
import torch.nn as nn
import torch.optim as optim
from torch.utils import data
from torch.utils.data import DataLoader
import torchvision.transforms as transforms

import cv2

import numpy as np

import csv
Run Code Online (Sandbox Code Playgroud)

Step1:从日志文件中读取

samples = []
with open('data/driving_log.csv') as csvfile:
    reader = csv.reader(csvfile)
    next(reader, None)
    for line in reader:
        samples.append(line)
    
Run Code Online (Sandbox Code Playgroud)

Step2:将数据分为训练集和验证集

train_len = int(0.8*len(samples))
valid_len = len(samples) - train_len
train_samples, validation_samples = data.random_split(samples, lengths=[train_len, valid_len])
Run Code Online (Sandbox Code Playgroud)

Step3a:定义数据加载器的增强、转换过程、参数和数据集

def augment(imgName, angle):
  name = 'data/IMG/' + imgName.split('/')[-1]
  current_image = cv2.imread(name)
  current_image …
Run Code Online (Sandbox Code Playgroud)

python deep-learning torchvision

8
推荐指数
1
解决办法
2万
查看次数

标签 统计

deep-learning ×2

python ×2

torchvision ×2