July 2015
Intermediate to advanced
366 pages
8h 7m
English
Content preview from Programming ArcGIS with Python Cookbook, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Retrieving files from an FTP server
Retrieving files from an FTP server for processing is a very common operation for GIS programmers and can be automated with a Python script.
Getting ready
Connecting to an FTP server and downloading a file is accomplished through the ftplib module. A connection to an FTP server is created through the FTP object, which accepts a host, username, and password to create the connection. Once a connection has been opened, you can then search for and download files.
In this recipe, you will connect to the National Interagency Fire Center Incident FTP site and download a PDF file for a wildfire in Colorado. Before you run the following script, you will need to create a username/password through http://gis.nwcg.gov/data_nifcftp.html ...
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