List of Listings

Chapter 3. Reading and writing vector data

Listing 3.1. Printing data from the first ten features in a shapefile

Listing 3.2. Example of well-known text representation of a spatial reference system

Listing 3.3. Exporting capital cities to a new shapefile

Chapter 4. Working with different vector file formats

Listing 4.1. An example GeoJSON file with two features

Listing 4.2. Function to import layers to a file geodatabase

Listing 4.3. Create a web map from WFS data

Listing 4.4. Custom markers for a Folium map

Chapter 6. Manipulating geometries with OGR

Listing 6.1. Function to create a point layer from a line layer

Listing 6.2. Function to create a line layer from a polygon layer

Listing 6.3. Creating a multipolygon

Listing 6.4. Creating a polygon with a hole

Chapter 7. Vector analysis with OGR

Listing 7.1. A flawed method for determining the number of cities near volcanoes

Listing 7.2. A better method for determining the number of cities near volcanoes

Listing 7.3. Intersecting census and wind data

Listing 7.4. Combining small polygons into large ones

Listing 7.5. Create a shapefile from a .csv file

Listing 7.6. Function to get unique values from an attribute column

Listing 7.7. Calculating distance between adjacent points

Listing 7.8. Find maximum speed from locations and elapsed time

Listing 7.9. Create convex hull polygons for each bird

Listing 7.10. Create convex hull polygons separated by geographic area

Listing 7.11. Calculate percentage of total area used in all island visits