Jefferies Jiang
2 min readMay 19, 2024

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How to Create Maps with Matplotlib

Creating maps with Matplotlib can be done by leveraging its Basemap toolkit, which allows you to plot data on maps. Here's a basic guide to get you started:

Step 1: Install Basemap

First, make sure you have Basemap installed. You can install it via pip:

bash
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pip install basemap

Step 2: Import Necessary Libraries

python
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import matplotlib.pyplot as plt
from mpl_toolkits.basemap import Basemap

Step 3: Create a Basemap Instance

Define the map projection and extent. For example, you can choose a projection like ‘merc’ for Mercator projection and specify the latitude and longitude boundaries of your map.

python
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# Define map projection and extent
m = Basemap(projection='merc', llcrnrlat=-80, urcrnrlat=80,
llcrnrlon=-180, urcrnrlon=180, resolution='c')

Step 4: Draw Map Features

Draw coastlines, countries, states, or other features you want to include on your map.

python
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# Draw coastlines, countries, and states
m.drawcoastlines()
m.drawcountries()
m.drawstates()

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