Introducing conda-build-all, a tool which extends conda-build to provide powerful build matrix capabilities. Repositories such as conda-forge/stages-recipes, SciTools/conda-recipes-scitools and ioos/conda-recipes exist to provide a set of conda recipes, and ultimately, channels from which users can access the product of conda-build-ing those recipes. The build phase of …

After what feels like years chipping away at the problem, not least from some awesome developers including the whole of the IPython development team, Michael Droetboom and Jason Grout, I recently closed the development loop and added a new matplotlib backend providing interactive figures in the IPython notebook environment. The …

I often deal with huge gridded datasets which either stretch or indeed are beyond the limits of my computer's memory. In the past I've implemented a couple of workarounds to help me handle this data to extract meaningful analyses from them. One of the most intuitive ways of reducing gridded …

When dealing with colours in scientific visualisations some people like to have a colourmap which can be indexed into to pick specific colours. Whilst this isn't necessarily the best way of handling colours in matplotlib, it certainly adds a degree of familiarity to users who have come over from other …

I recently added a new function to matplotlib to make it easier to draw pseudo-colour plots given specific levels and colours, in exactly the same way as you can with contour and contourf. In [2]: import numpy as np import matplotlib.pyplot as plt from matplotlib.colors import from_levels_and_colors cmap …