Function to find all the regions in a numpy array greater than a threshold

segments.py

def get_segments(weights, threshold=80):
    marker_list = [True if i >= threshold else False for i in weights]
    i = 0
    final_pairs = []
    while i < len(weights):
        if marker_list[i]:
            start = i
            while i < len(weights) and marker_list[i]:
                i = i + 1
            end = i - 1
            if end-start > 1:
                final_pairs.append(start)
                final_pairs.append(end)
        i = i + 1
    return np.array(final_pairs)
  
  
"""
weights = np.array([10, 20, 80, 81, 89, 1, 2, 90, 91, 100, 1, 2, 80])
print(get_segments(weights))
Output: [2 4 7 9]
"""