matplotlib 1.4.2 with Seaborn: line markers not functioning

Question

Note: this is fixed in 1.4.3 or later

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I use the Seaborn plotting package and I just upgraded to the newest version of Matplotlib. Now, plots with dot symbols n

Answer 1

It would appear that this is due to a bug in Matplotlib.

https://github.com/matplotlib/matplotlib/issues/3711

https://github.com/mwaskom/seaborn/issues/344

You might just have to downgrade for the time being.

PS: What's up Doug.

Answer 2

A workaround (mentioned in the GitHub links in the other answer) is to explicitly set markeredgewidth (or mew) in the call to plot:

plt.plot(x,y,'.', mew=1)