If you activate it viaconda create -n py27 python=2.7这类语句创建了anaconda 的 2.7环境的话，那么你只需要通过activate py27就能激活它了（windows平台）,linux和mac平台通过source deactivate py27, then the command line uses that virtual environment
If you have created different virtual environments, use it under the IDE like this:
This is a virtual environment created under Pycharm. The setting method is: file->default settings->project interpreter. Then you can choose the virtual environment you installed. Other IDEs should also be able to set it up. Pycharm is very easy to use and is recommended
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Different environments can be created using the virtualenv tool. First, python2.7 and 3.6 versions must be installed in your system.
If you activate it via
conda create -n py27 python=2.7这类语句创建了anaconda 的 2.7环境的话，那么你只需要通过activate py27就能激活它了（windows平台）,linux和mac平台通过source deactivate py27, then the command line uses that virtual environmentIf you have created different virtual environments, use it under the IDE like this:
This is a virtual environment created under Pycharm. The setting method is: file->default settings->project interpreter. Then you can choose the virtual environment you installed. Other IDEs should also be able to set it up. Pycharm is very easy to use and is recommended