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Python function to numpy average of minimum value in each column of array.
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Here is a Python function to numpy average the minimum value in each column of array

import numpy as np

def average_of_min_column(array):
    """Returns average of minimum value in each column of array."""
    return np.average(np.min(array, axis=0))

# Enter the matrix
matrix = np.array([[1,2,3],[4,5,6],[7,8,9]])

# Calling the function
print((average_of_min_column(matrix)))

#Example Output
# 2.0

#Remember to inspect code for bugs.