(imutils) PackagesNotFoundError:当前频道不提供以下包：

Question

我正在使用Python3.7，并尝试通过以下方式在conda中安装imutils包：

conda install imutils
conda install -c mlgill imutils=0.5.4
conda install -c conda-forge/label/cf202003 imutils=0.5.4
conda install -c conda-forge imutils

它们都会生成相同的错误：

Solving environment: failed

PackagesNotFoundError: The following packages are not available from current channels:

  - imutils

Current channels:

  - https://repo.continuum.io/pkgs/main/linux-64
  - https://repo.continuum.io/pkgs/main/noarch
  - https://repo.continuum.io/pkgs/free/linux-64
  - https://repo.continuum.io/pkgs/free/noarch
  - https://repo.continuum.io/pkgs/r/linux-64
  - https://repo.continuum.io/pkgs/r/noarch
  - https://repo.continuum.io/pkgs/pro/linux-64
  - https://repo.continuum.io/pkgs/pro/noarch

除非：

conda install -c conda-forge imutils

生成：

InvalidVersionSpecError: Invalid version spec: =2.7

Answer 1

imutils库是一个非conda包。我已经通过pip安装了它

pip install imutils

参考资料：

https://github.com/jrosebr1/imutils/issues/24#issuecomment-359399161