change default python version raspberry pi
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title: changing default python version on raspberry pi
introduction:
raspberry pi comes with python pre-installed, but sometimes you might want to use a different version of python as the default interpreter. this could be due to compatibility issues with certain packages or to access the features of a newer python version. this tutorial will guide you through the process of changing the default python version on your raspberry pi.
requirements:
steps:
check installed python versions:
first, you need to know which python versions are installed on your raspberry pi. open a terminal window and type the following command:
this command will list all the python binaries installed on your system.
install desired python version (if not already installed):
if the python version you want to set as default is not already installed, you can use the apt package manager to install it. for example, to install python 3.8, you would use the following command:
check available alternatives:
the update-alternatives command allows you to manage multiple versions of executables such as python. use the following command to list available alternatives for the python interpreter:
set default python version:
once you have identified the python version you want to set as default, use the update-alternatives command to configure it as the default interpreter. replace pythonx.x with the desired python version (e.g., python3.8):
replace /usr/bin/pythonx.x with the path to the python binary you want to set as default.
verify default python version:
to verify that the default python version has been changed successfully, use the python --version command:
this command should display the version number of the python interpreter you set as default.
optional: update symlinks (if needed):
in some cases, you may need to update the symlinks for python-related commands (e.g., pip). use the following command to update the symlinks:
replace /usr/bin/pipx.x with the path to the pip binary associated with th ...
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