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Given the following text description, write Python code to implement the functionality described below step by step
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Description:
 Nansat
Step1:  Open file with Nansat
Step2:  Read information ABOUT the data (METADATA)
Step3:  Read the actual DATA
Step4:  Check what kind of data we have
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Python Code:
import os
import shutil
import nansat
idir = os.path.join(os.path.dirname(nansat.__file__), 'tests', 'data/')
Explanation: Nansat: First Steps
Copy sample data
End of explanation
import matplotlib.pyplot as plt
%matplotlib inline
from nansat import Nansat
n = Nansat(idir+'gcps.tif')
Explanation: Open file with Nansat
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print (n)
Explanation: Read information ABOUT the data (METADATA)
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b1 = n[1]
Explanation: Read the actual DATA
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%whos
plt.imshow(b1);plt.colorbar()
plt.show()
Explanation: Check what kind of data we have
End of explanation
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