我的服务器的条件：
CUDA:10，CUDN:7.6 GPU:NVIDIA GeForce RTX 2080Ti系统：Ubuntu18.04
当我尝试复制存储库A2C时，我会遇到一个错误。我尝试了很多方法，但都失败了。我该怎么解决这个问题？
输出：
(myconda) root@9eac5f8cc084:~/PyTorch-A2C# python3.6 -m pip install --user -r requirements.txt
Looking in indexes: https://repo.huaweicloud.com/repository/pypi/simple
Requirement already satisfied: numpy in /root/miniconda3/envs/myconda/lib/python3.6/site-packages (from -r requirements.txt (line 1)) (1.16.3)
Requirement already satisfied: torch in /root/miniconda3/envs/myconda/lib/python3.6/site-packages (from -r requirements.txt (line 2)) (1.0.1.post2)
Requirement already satisfied: tqdm in /root/miniconda3/envs/myconda/lib/python3.6/site-packages (from -r requirements.txt (line 3)) (4.25.0)
Requirement already satisfied: matplotlib in /root/miniconda3/envs/myconda/lib/python3.6/site-packages (from -r requirements.txt (line 4)) (2.1.0)
Requirement already satisfied: gym in /root/miniconda3/envs/myconda/lib/python3.6/site-packages (from -r requirements.txt (line 6)) (0.12.1)
ERROR: Could not find a version that satisfies the requirement copy
ERROR: No matching distribution found for copy
copy是标准库的一部分，不需要安装，因为它已经存在。
您可以从requirements.txt的第10行删除copy，然后重试。