How to round an array in python

import numpy as np
x = np.round([1.45, 1.50, 1.55])
print(x)
x = np.round([0.28, .50, .64], decimals=1)
print(x)
x = np.round([.5, 1.5, 2.5, 3.5, 4.5]) # rounds to nearest even value
print(x)

#output
#[ 1.  2.  2.]                                                          
#[ 0.3  0.5  0.6]                                                       
#[ 0.  2.  2.  4.  4.]

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