Lesson 3 overview
=================

During this lesson we will learn a few really useful and commonly used GIS functionalities using Geopandas, namely:

1. :doc:`Conducting Point in Polygon queries <point-in-polygon>`
2. :doc:`Making Spatial joins <spatial-join>`


Learning goals
--------------

After this lessons' lesson you should be able to:

 - Conduct a Point in Polygon queries
 - Read data from GeoJSON and GeoPackage files
 - Make spatial and table joins between layers and lookup tables

Sources
-------

The materials are partly based on documentation of `Geopandas <http://geopandas.org/geocoding.html>`__, `geopy <http://geopy.readthedocs.io/en/1.11.0/#>`__, `Google <https://developers.google.com/>`_, `Pandas <http://pandas.pydata.org/>`__,
`Shapely <https://shapely.readthedocs.io/en/latest/manual.html>`_, and `Lawhead, J. (2013), Chapters I and V <https://www.packtpub.com/application-development/learning-geospatial-analysis-python>`_.

The lesson reuses materials from Henrikki Tenkanen from the University of Helsinki, under CC-BY-SA from `from AutoGIS GitHub repository <https://github.com/Automating-GIS-processes/2017>`_.