【问题标题】:why cmd.exe install pip install -r requirements.txt为什么 cmd.exe 安装 pip install -r requirements.txt
【发布时间】:2020-01-11 18:36:49
【问题描述】:
ERROR: Could not open requirements file: [Errno 2] No such file or directory: 'requirements.txt'

我运行pip install --up 并得到以下信息:

C:\Users\evaim>pip install -r requirements.txt
Could not open requirements file: [Errno 2] No such file or directory: 'requirements.txt'
You are using pip version 19.0.3, however version 19.2.3 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.

C:\Users\evaim>python -m pip install --upgrade pip
Collecting pip
  Downloading https://files.pythonhosted.org/packages/30/db/9e38760b32e3e7f40cce46dd5fb107b8c73840df38f0046d8e6514e675a1/pip-19.2.3-py2.py3-none-any.whl (1.4MB)
    100% |████████████████████████████████| 1.4MB 2.9MB/s
Installing collected packages: pip
  Found existing installation: pip 19.0.3
    Uninstalling pip-19.0.3:
      Successfully uninstalled pip-19.0.3
Successfully installed pip-19.2.3

C:\Users\evaim>pip install -r requirements.txt
ERROR: Could not open requirements file: [Errno 2] No such file or directory: 'requirements.txt'

【问题讨论】:

  • 您在文件夹C:\Users\evaim 中有文件'requirements.txt' 吗?
  • 我认为您可能只是在错误的目录中。 (检查您遵循的说明。您是否错过了“cd”命令?)
  • 不,我确实错过了“cd”命令。

标签: python pip


【解决方案1】:

通过运行pip install -r requirements.txt,您可以指示pip 安装路径为requirements.txt 的文件中列出的软件包。确保在您的执行文件夹 (C:\Users\evaim) 中在 Requirements File Format 之后有一个名为 requirements.txt 的文件。

【讨论】:

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