from pathlib import Path

import matplotlib.pyplot as plt

months = ["Jan", "Feb", "Mar", "Apr"]
revenue = [42, 48, 52, 57]

fig, ax = plt.subplots(layout="constrained")
ax.plot(months, revenue, marker="o")
ax.set_xlabel("Month", labelpad=8)
ax.set_ylabel("Revenue (USD thousands)", labelpad=8)

output = Path("axis-set-label.png")
fig.savefig(output, dpi=150)

print(f"x label: {ax.get_xlabel()}")
print(f"y label: {ax.get_ylabel()}")
print(f"saved: {output}")