Agregar barra de color a 2D Hist
from matplotlib.colors import LogNorm
import matplotlib.pyplot as plt
import numpy as np
# normal distribution center at x=0 and y=5
x = np.random.randn(100000)
y = np.random.randn(100000) + 5
fig, ax = plt.subplots()
h = ax.hist2d(x, y, bins=40, norm=LogNorm())
fig.colorbar(h[3], ax=ax)
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