Here is how to highlight select countries with Cartopy. (You can also highlight select states with Cartopy.)

Define which countries to highlight in countries.csv, and run cartopy_countries.py:

import matplotlib.pyplot as plt
import cartopy
import cartopy.io.shapereader as shpreader
import cartopy.crs as ccrs
import pandas as …

Here are some examples of base world maps (excluding Antarctica which is cropped out) using Cartopy.

Robinson Projection

These examples use the Robinson projection.

import matplotlib.pyplot as plt
import cartopy
import cartopy.crs as ccrs


def main():

    # configure chart
    plt.close()
    plt.style.use('mag')

    ax = plt.axes(projection …

I recently needed to extract data from the screenshot of a graph. The data was provided by a third party in that format so I had to work with what I was given.

Extract with Mac Screen Coordinates

A quick way to extract the data is to use the Mac …

Moving into a new house comes with lots of projects: the most important of which, naturally, involve bookshelves and books. This build log chronicles the design, construction, and expansion of a large bookshelf.

Design

Pinterest is great for seeing lots of ideas for different configurations and construction techniques.

At a …

In a former post I generated a travel map plotted with Basemap. From the Basemap documentation, however, Cartopy will replace Basemap:

Starting in 2016, Basemap came under new management. The Cartopy project will replace Basemap, but it hasn’t yet implemented all of Basemap’s features. All new software development …

GitHub pages makes it easy to share information: just send the URL instead of emailing a file attachment. When I wanted to share the contents of an Excel file this was a natural platform, but with over 1,000 rows of data I needed a way to filter the table …

The Python xlwings library provides easy interaction between Python and a Microsoft Excel workbook. In this example, I'll demonstrate using Excel as a wrapper around a Python function, with xlwings providing the link between the two.

When to use xlwings

Python and Excel have complementary strengths and it can be …

Makefiles provide an easy way to group multiple terminal commands into a single command using make <command>. This gives a brief overview with just enough information to write your first Makefile.

Why Make?

Apparently Make was originally developed to build executable programs, but I have seen an number of examples …

{% notebook downloads/notebooks/CarpetPlots/CarpetPlots.ipynb cells[:16] %}

{% notebook downloads/notebooks/CarpetPlots/CarpetPlots.ipynb cells[17:21] %}

For me 2016 was quite a year for travel: a cross-country road trip, visiting family in Alabama, and a trip to Europe for work. In this example I'll show how to illustrate a year of travel using Python's Basemap library.

Basemap was written by the Jeff Whitaker to visualize weather …