pip3:tldr:2a6ad

The command "pip3 install --upgrade ${package_name}" is used to upgrade a Python package to its latest version using the pip package manager.

Explanation of the command components:

• pip3: It is the command-line tool for managing Python packages. It is used specifically for Python 3.x versions.
• install: This is the action being performed by pip3, which is to install a package.
• --upgrade: This flag tells pip3 to upgrade an already installed package if a newer version is available. If the package is not previously installed, this flag has no effect.
• ${package_name}: This is a placeholder representing the name of the package that you want to upgrade. You need to replace "${package_name}" with the actual name of the package you want to upgrade.

For example, if you want to upgrade the "numpy" package, the command would be: "pip3 install --upgrade numpy". This command will check if a newer version of numpy is available and install that version if it exists, otherwise, it has no effect.