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VS Code中使用gdown下载OpenPose模型报错求助

解决VS Code中手动下载OpenPose模型的报错问题

问题背景

尝试在VS Code中手动下载OpenPose模型,使用了原本在Colab笔记本中可正常运行的代码,但运行时出现SyntaxError: invalid decimal literal报错,尝试wget和curl方法也未解决。

报错原因

  1. %%bash是Colab/Jupyter Notebook专属的魔法命令,用于切换到bash环境执行命令。但在VS Code中直接运行Python脚本时,Python解释器会将其当作Python代码解析,导致语法错误。
  2. 代码中的/content/路径是Colab虚拟环境的专属路径,本地VS Code环境中不存在该路径,这也是执行失败的潜在原因。

解决方法

根据你在VS Code中的运行环境,选择以下方案:

方案1:在VS Code的Jupyter Notebook中运行

如果使用VS Code的Jupyter Notebook插件运行代码,可保留%%bash魔法命令,但需修改路径为本地OpenPose的实际路径:

%%bash
# 安装gdown(如果未安装)
pip install gdown -q

# 下载并解压模型包
gdown 1QCSxJZpnWvM00hx49CJ2zky7PWGzpcEh
unzip models.zip

# 替换下面的./openpose/models/为你本地OpenPose的models目录绝对路径或相对路径
mv ./models/face/pose_iter_116000.caffemodel ./openpose/models/face/pose_iter_116000.caffemodel
mv ./models/hand/pose_iter_102000.caffemodel ./openpose/models/hand/pose_iter_102000.caffemodel
mv ./models/pose/body_25/pose_iter_584000.caffemodel ./openpose/models/pose/body_25/pose_iter_584000.caffemodel
mv ./models/pose/coco/pose_iter_440000.caffemodel ./openpose/models/pose/coco/pose_iter_440000.caffemodel
mv ./models/pose/mpi/pose_iter_160000.caffemodel ./openpose/models/pose/mpi/pose_iter_160000.caffemodel

# 清理临时文件
rm -rf models
rm models.zip

方案2:直接在VS Code终端执行bash脚本

  1. 创建名为download_openpose_models.sh的脚本文件,内容如下:
#!/bin/bash

# 安装gdown(如果未安装)
pip install gdown -q

# 下载并解压模型包
gdown 1QCSxJZpnWvM00hx49CJ2zky7PWGzpcEh
unzip models.zip

# 替换路径为本地OpenPose的models目录
OPENPOSE_MODELS="./openpose/models/"
mv ./models/face/pose_iter_116000.caffemodel ${OPENPOSE_MODELS}face/pose_iter_116000.caffemodel
mv ./models/hand/pose_iter_102000.caffemodel ${OPENPOSE_MODELS}hand/pose_iter_102000.caffemodel
mv ./models/pose/body_25/pose_iter_584000.caffemodel ${OPENPOSE_MODELS}pose/body_25/pose_iter_584000.caffemodel
mv ./models/pose/coco/pose_iter_440000.caffemodel ${OPENPOSE_MODELS}pose/coco/pose_iter_440000.caffemodel
mv ./models/pose/mpi/pose_iter_160000.caffemodel ${OPENPOSE_MODELS}pose/mpi/pose_iter_160000.caffemodel

# 清理临时文件
rm -rf models
rm models.zip
  1. 给脚本添加执行权限(Linux/macOS/WSL):
chmod +x download_openpose_models.sh
  1. 在VS Code终端中运行脚本:
./download_openpose_models.sh

Windows用户可使用Git Bash或WSL执行该脚本。

方案3:用Python脚本调用系统命令

如果需要在Python文件中执行任务,可使用subprocess模块调用系统命令,同时适配本地路径:

import subprocess
import os

# 替换为你本地OpenPose的models目录路径
OPENPOSE_MODELS_PATH = "./openpose/models/"

# 安装gdown(如果未安装)
subprocess.run(["pip", "install", "gdown", "-q"], check=True)

# 下载并解压模型包
subprocess.run(["gdown", "1QCSxJZpnWvM00hx49CJ2zky7PWGzpcEh"], check=True)
subprocess.run(["unzip", "models.zip"], check=True)

# 定义模型文件的源路径和目标路径
model_pairs = [
    ("models/face/pose_iter_116000.caffemodel", os.path.join(OPENPOSE_MODELS_PATH, "face/pose_iter_116000.caffemodel")),
    ("models/hand/pose_iter_102000.caffemodel", os.path.join(OPENPOSE_MODELS_PATH, "hand/pose_iter_102000.caffemodel")),
    ("models/pose/body_25/pose_iter_584000.caffemodel", os.path.join(OPENPOSE_MODELS_PATH, "pose/body_25/pose_iter_584000.caffemodel")),
    ("models/pose/coco/pose_iter_440000.caffemodel", os.path.join(OPENPOSE_MODELS_PATH, "pose/coco/pose_iter_440000.caffemodel")),
    ("models/pose/mpi/pose_iter_160000.caffemodel", os.path.join(OPENPOSE_MODELS_PATH, "pose/mpi/pose_iter_160000.caffemodel")),
]

# 移动模型文件,确保目标目录存在
for src, dst in model_pairs:
    os.makedirs(os.path.dirname(dst), exist_ok=True)
    subprocess.run(["mv", src, dst], check=True)

# 清理临时文件
subprocess.run(["rm", "-rf", "models"], check=True)
subprocess.run(["rm", "models.zip"], check=True)

直接运行该Python脚本即可完成模型下载和部署。

注意事项

  • 确保本地已安装Python环境,且pip可用
  • 所有路径需替换为你本地OpenPose的实际安装路径,避免使用Colab的/content/路径
  • 如果下载速度慢,可手动访问gdown对应的Google Drive链接下载模型包,再解压移动到对应目录

内容的提问来源于stack exchange,提问作者SAISH

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最近更新时间:2026.06.25 09:57:03