**********************
Internet communication
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Download all scripts: :download:`internet_communication.zip <internet_communication.zip>`


Set up a virtual environment
============================

https://docs.python.org/3/tutorial/venv.html

.. code-block:: bash

   # Create a new virtual environment
   $ python3 -m venv venv-COURSE

   # Activate the virtual environment
   # macOS or Unix
   $ source venv-COURSE/bin/activate


.. code-block:: powershell

   # Windows
   $ venv-COURSE\Scripts\activate.bat


open_weather_w_urllib.py
========================

.. literalinclude:: internet_communication/open_weather_w_urllib.py
   :language: python3


open_weather_w_urllib3.py
=========================

Since the ``urrlib3`` and ``certifi`` libraries are not part of the standard library they have to be installed manually e.g. from the `Python Package Index (PyPI) <https://pypi.org/project/urllib3/>`__ using the ``pip`` command.

.. code-block:: bash

   pip install urllib3
   pip install certifi

.. literalinclude:: internet_communication/open_weather_w_urllib3.py
   :language: python3


open_weather_w_requests.py
==========================

Since the ``requests`` library is not part of the standard library it has to be installed manually e.g. from the `Python Package Index (PyPI) <https://pypi.org/project/requests/>`__ using the ``pip`` command.

.. code-block:: bash

   pip install requests


.. literalinclude:: internet_communication/open_weather_w_requests.py
   :language: python3