Matplotlib make tick labels font size smaller

Here is a code snippet that shows how to make the tick labels font size smaller in Matplotlib:

import matplotlib.pyplot as plt

# Create a plot
fig, ax = plt.subplots()
ax.plot([1, 2, 3, 4])

# Make tick labels font size smaller
ax.tick_params(axis='both', which='major', labelsize=6)

plt.show()

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You can adjust the font size by changing the value passed to the labelsize parameter. In this example, the tick labels font size is set to 6.