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Python 3

The last stable release of Python 3 for Windows can be found in their website available through this link, the link to the installers are indicated in the image below:

Reader must ensure that the correct installer is selected, either 32 bits or 64 bits. Executing the installer once downloaded will prompt the window below:

Reader can proceed to customize the installation or continue with the default settings, but in any scenario reader must ensure:

  • The checkbox, enclosed in a red rectangle in the image above, must be checked, this ensures that Python is added to the system or user PATH environment variable, depending on whether Python 3 is installed for all users or not.
  • Python package manager, pip, is included as part of the installation. This is included by default.

Once the installation has finished, the PATH environment variable will have been extended with paths similar to the ones in the image below:

After the installation, Python 3 will be available in the terminal:

And, similarly, the Python package manager, pip:


Once Python 3 is installed as described in this chapter, the Python package manager, pip, can be used to install pySerial from the terminal, as shown below:

To ensure it has been installed, it is possible to list the packages currently installed using pip: