Community Data Science Workshops (Spring 2014)/Saturday May 31st Matplotlib Session: Difference between revisions

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Revision as of 13:35, 31 May 2014 (view source) imported>Mako No edit summary ← Older edit		Latest revision as of 22:11, 15 March 2015 (view source) imported>Jtmorgan m (moved to wiki.communitydata.cc)
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Line 1: {{CDSW Moved}} [[File:Wikipedia.png\|right\|250px]]▼ [[File:Matplotlib-hist2d.png\|right\|~~250px~~500px]]▼ __NOTOC__ == Visualizing data with Matplotlib and Wiki-bios == Line 5 ⟶ 6: In this project, we will explore how to produce clear, informative charts, graphs, and plots with [http://matplotlib.org/ Matplotlib], the most popular toolkit for scientific data visualization in Python. We'll be focusing on a dataset drawn from Wikipedia and [http://dbpedia.org ~~dbPedia~~DBpedia], containing the names, birth dates, genders, article creation dates, and number of edits, of over 180,000 Wikipedia biography articles. === Goals === Line 17 ⟶ 18: * Exercise your creativity by making your own visualization === ~~Prerequisites~~Set up === If you installed Anaconda, you are good to go. All Windows users have already installed Anaconda. ~~In addition to Python and a text editor, you must also download and install the appropriate matplotlib version for your system, which is available [http://matplotlib.org/downloads.html here].~~ If you are running OSX, and have not yet [[Windows set up Python (Anaconda)#Download and install Python\|installed Anaconda]], please do. You can follow these instructions for Windows users, but make sure you select the right version of Anaconda for your system. On a Linux system, you'll need to install some dependencies (e.g. for Debian-based systems): <pre> sudo apt-get install python-matplotlib python-tk </pre> === Download and test the Matplotlib-with-Wiki-bios project === Line 27 ⟶ 36: After installing matplotlib, and downloading and unpacking the Wikibios bundle, move into that directory with '''cd'''. You can test your installation by running '''python histograms.py'''. If matplotlib is install correcting, a chart file named '''histograms.pdf''' will appear in the current directory. [http://mako.cc/teaching/2014/cdsw/wikibios.zip Wikibios bundle for all platforms] ~~TODO(mako): Add download links here.~~ === Example topics to cover in Lecture === ▲[[File:Matplotlib-hist2d.png\|right\|250px]] * line charts Line 40 ⟶ 47: * axis labeling * legends ▲[[File:Wikipedia.png\|right\|250px]]