Community Data Science Workshops (Spring 2014)/Saturday May 3rd lecture

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< Community Data Science Workshops (Spring 2014)
Revision as of 03:07, 3 May 2014 by imported>Mako (initial version)
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Lecture Outline

  1. Review material from last session
    • variables, different types
    • printing
    • if statements
    • lists
    • dictionaries
    • for loops
    • modules
    • example python program
  2. New programming concepts:
    • open a file and write to it
    • open a file and append to it
    • join a string together
    • interpolate variables into a string using % and %()s
    • from syntax for importing
    • urllib2 and urlopen
    • JSON file
  3. API
    • definition of an API in general
    • definition of web API for data
    • API that takes specially crafted URLs and gives appropriately sized picture of kittens
    • example of placekitten in browser
      • kittens of different sizes
      • kittens in greyscale or color
    • show how to use place
    • write a small program to grab arbitrary square from placekitten by asking for the size on standard in
  5. Wikipedia API
  6. Other APIs
    • every API is different, so read the documentation!
    • rate limiting
    • authenticaiton
    • text encoding issues