Create virtualenv using PyCharm

Python has many versions, and different versions of PythonPackage are used. This causes the library dependency to be very high when several projects are executed simultaneously. At this time, it involves version management for Python and dependent libraries for convenient development. virtualenv is used to solve this problem. The following describes how to use PyCharm to create VirtualEnvironment. PyCharm can use the functions in virtualenv to create a virtual environment. PyCharm is closely integrated with virtualenv, so you only need to configure it in setting to create a virtual environment. In addition, PyCharm is bundled with virtualenv, and we do not need to install it separately. The general creation process is as follows:

1. open the Project Interpreters page: file --> setting --> Project Interpreters;