【深度学习】Ubuntu16.04+Anaconda安装+换源+环境创建+tensorflow安装(3)
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一、Anaconda,下载
Anaconda 是一个用于科学计算的 Python 发行版,支持 Linux, Mac, Windows, 包含了众多流行的科学计算、数据分析的 Python 包。
Anaconda 安装包可以到 https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/ 下载。
ps:也可以去官网下载 https://www.anaconda.com/download/
ps:本次使用的是Anaconda3-5.0.0-Linux-x86_64.sh
二、Anaconda,安装
进入文件目录:
bash ./Anaconda3-5.0.0-Linux-x86_64.sh
回车
.
.
.
全程 yes +回车 ,默认安装在home目录下
三、Anaconda,环境变量
1.检查环境变量,没有则添加
查看命令
sudo gedit ~/.bashrc
检查末尾是否已经添加如下变量,没有则添加
export PATH="/home/joahluo/Anaconda/bin:$PATH"
2.打开控制台 ,更换清华源(墙太高)
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/conda config --set show_channel_urls yes
3.创建一个名flappbird 的环境
sudo conda create -n flappbird python=3.6
创建成功
激活环境
source activate flappbird
四、tensorflow安装
给 flappbird 环境安装tensorflow
conda install -n flappbird -c https://conda.anaconda.org/jjhelmus tensorflow
五、遇到的错误+解决办法
1.如果换源之后任然无法创建环境,并且报网络连接的错误:
报错如下:
CondaHTTPError: HTTP 000 CONNECTION FAILED for url <https://repo.continuum.io/pkgs/main/linux-64/repodata.json.bz2>Elapsed: -An HTTP error occurred when trying to retrieve this URL.HTTP errors are often intermittent, and a simple retry will get you on your way.ConnectionError(MaxRetryError("HTTPSConnectionPool(host='repo.continuum.io', port=443): Max retries exceeded with url: /pkgs/main/linux-64/repodata.json.bz2 (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x7fd5d462df28>: Failed to establish a new connection: [Errno 101] Network is unreachable',))",),)
解决办法:
打开源文件
vim ~/.condarc
删除defaults行
2.如果安装文件夹出现一把小锁,运行命令报错
报错如下
Traceback (most recent call last): File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/exceptions.py", line 640, in conda_exception_handler return_value = func(*args, **kwargs) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/cli/main.py", line 140, in _main exit_code = args.func(args, p) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/cli/main_create.py", line 68, in execute install(args, parser, 'create') File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/cli/install.py", line 231, in install unknown=index_args['unknown'], prefix=prefix) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/index.py", line 101, in get_index index = fetch_index(channel_priority_map, use_cache=use_cache) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/index.py", line 120, in fetch_index repodatas = collect_all_repodata(use_cache, tasks) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/repodata.py", line 75, in collect_all_repodata repodatas = _collect_repodatas_serial(use_cache, tasks) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/repodata.py", line 485, in _collect_repodatas_serial for url, schan, pri in tasks] File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/repodata.py", line 485, in <listcomp> for url, schan, pri in tasks] File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/repodata.py", line 115, in func res = f(*args, **kwargs) File "/home/joahluo/Anaconda/lib/python3.6/site-packages/conda/core/repodata.py", line 473, in fetch_repodata with open(cache_path, 'w') as fo: PermissionError: [Errno 13] Permission denied: '/home/joahluo/Anaconda/pkgs/cache/09e2740c.json'
解决办法:
运行如下命令,赋予权限
sudo chmod -R 777 Anaconda
ps:其中Anaconda是我的安装的文件夹名字
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