diff --git a/content/blog/detectpythonversion.md b/content/blog/detectpythonversion.md new file mode 100644 index 0000000..d1ce80b --- /dev/null +++ b/content/blog/detectpythonversion.md @@ -0,0 +1,23 @@ +--- +title: "Detect Python Version" +date: 2021-03-15T18:09:38-04:00 +draft: false +tags: [] +--- + +I was working on a distribution recently where `python` was mapped to `python2`. It mixed me up for a bit since I was writing a script for `python3` but it ran partially under `python2`. To lower confusion in the future, I think it's a great idea to check the python version and exit if it isn't the version you expect. + +```python +from sys import version_info, exit + +if version_info.major != 3: + print("This script only supports Python 3") + print("Curent version: " + \ + str(version_info.major) + "." + \ + str(version_info.minor) + "." + \ + str(version_info.micro) + ) + print("Exiting...") + exit(1) +``` +