使用pip安装Django 2.0.1失败，请求解决安装问题

Hey there! Since you didn’t share the exact error details from your image, let’s walk through the most common issues folks hit when installing Django 2.0.1 and how to fix them:

1. Outdated pip Version #

Django 2.0.1 requires a relatively recent pip version—older releases often struggle with package compatibility.

• First, upgrade your pip installation:

  python -m pip install --upgrade pip
  

• Then retry installing Django:

  pip install Django==2.0.1
  

2. Permission Issues (Linux/macOS) #

If you’re seeing a "permission denied" error, it’s probably because you’re trying to install Django globally without admin rights.

• Recommended fix: Use a virtual environment (prevents messing with system-wide packages):
  1. Create a virtual environment:

     python -m venv my_django_env
     

  2. Activate it:
     • Linux/macOS: source my_django_env/bin/activate
     • Windows: my_django_env\Scripts\activate
  3. Install Django inside the activated environment:

     pip install Django==2.0.1
     

• Quick (but less ideal) workaround: Use sudo for global installation:

  sudo pip install Django==2.0.1
  

3. Incompatible Python Version #

Django 2.0.x only supports Python 3.4, 3.5, and 3.6. If you’re using Python 2.x or a newer Python 3 release (like 3.7+), you’ll run into compatibility errors.

• Check your current Python version:

  python --version
  

• If your version is incompatible, switch to a supported Python release (tools like pyenv for Linux/macOS or the Python Launcher for Windows can help manage multiple versions) then retry the install.

4. Network/Download Failures #

Slow internet or issues with the default PyPI mirror can cause package download failures.

• Use a domestic PyPI mirror to speed up downloads (example command below uses a widely trusted mirror):

  pip install Django==2.0.1 -i https://pypi.tuna.tsinghua.edu.cn/simple
  

5. Corrupted Pip Cache #

Sometimes pip’s cached package files get corrupted, leading to installation failures.

• Clear the pip cache first:

  pip cache purge
  

• Then re-run the Django installation command.

If none of these fixes resolve your issue, share the exact error message from your image and we can troubleshoot further!

内容的提问来源于stack exchange，提问作者Omer Aam