matplotlib.github.com/3.2.2/api/dates_api-1.py at main · matplotlib/matplotlib.github.com · GitHub

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import datetime

import matplotlib.dates as mdates

base = datetime.datetime(2005, 2, 1)

dates = np.array([base + datetime.timedelta(hours=(2 * i))

for i in range(732)])

N = len(dates)

np.random.seed(19680801)

y = np.cumsum(np.random.randn(N))

fig, ax = plt.subplots(constrained_layout=True)

locator = mdates.AutoDateLocator()

formatter = mdates.ConciseDateFormatter(locator)

ax.xaxis.set_major_locator(locator)

ax.xaxis.set_major_formatter(formatter)

ax.plot(dates, y)

ax.set_title('Concise Date Formatter')

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