python-matplotlibHow to use colormap

import numpy as np
import matplotlib.pyplot as plt

data = np.random.randn(30, 30)

plt.pcolormesh(data)
plt.show()ctrl + cgithub

`import matplotlib.pyplot as plt` loads Matplotlib module to use plotting capabilities	`import numpy as np` load Numpy module for Python
`np.random.randn(30, 30)` generate random matrix `30x30` in size	`pcolormesh` create pseudo color plot
`.show()` render chart in a separate window

import numpy as np
import matplotlib.pyplot as plt

data = np.random.randn(30, 30)

plt.pcolormesh(data)
plt.show()